./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:11:17,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:11:18,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:11:18,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:11:18,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:11:18,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:11:18,156 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:11:18,157 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:11:18,158 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:11:18,163 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:11:18,164 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:11:18,165 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:11:18,165 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:11:18,167 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:11:18,168 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:11:18,168 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:11:18,192 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:11:18,192 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:11:18,192 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:11:18,193 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:11:18,193 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:11:18,195 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:11:18,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:11:18,196 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:11:18,196 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:11:18,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:11:18,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:11:18,197 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:11:18,198 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:11:18,198 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:11:18,199 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:11:18,199 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:11:18,200 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:11:18,200 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:11:18,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:11:18,200 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:11:18,201 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:11:18,201 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:11:18,201 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:11:18,202 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:11:18,202 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:11:18,202 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:11:18,203 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:11:18,203 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:11:18,203 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:11:18,203 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:11:18,204 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:11:18,204 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_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 [2023-11-23 21:11:18,498 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:11:18,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:11:18,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:11:18,532 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:11:18,533 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:11:18,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-23 21:11:21,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:11:22,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:11:22,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-23 21:11:22,020 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data/eccb8fbbc/d02a3adb9ad64d2a8333e2016716e0f5/FLAG8f750c544 [2023-11-23 21:11:22,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data/eccb8fbbc/d02a3adb9ad64d2a8333e2016716e0f5 [2023-11-23 21:11:22,040 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:11:22,042 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:11:22,044 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:11:22,044 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:11:22,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:11:22,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,058 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cc7e02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22, skipping insertion in model container [2023-11-23 21:11:22,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,098 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:11:22,260 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_166e239f-df50-4700-8242-2d9eb1dcd2b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-23 21:11:22,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:11:22,373 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:11:22,388 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_166e239f-df50-4700-8242-2d9eb1dcd2b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-23 21:11:22,448 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:11:22,471 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:11:22,472 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22 WrapperNode [2023-11-23 21:11:22,472 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:11:22,473 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:11:22,474 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:11:22,474 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:11:22,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,580 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 220 [2023-11-23 21:11:22,580 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:11:22,581 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:11:22,581 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:11:22,581 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:11:22,595 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,601 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,632 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,636 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,643 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:11:22,644 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:11:22,645 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:11:22,645 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:11:22,646 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (1/1) ... [2023-11-23 21:11:22,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:11:22,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:22,709 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:11:22,731 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:11:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:11:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:11:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:11:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:11:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:11:22,940 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:11:22,943 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:11:23,675 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:11:24,226 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:11:24,227 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:11:24,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:24 BoogieIcfgContainer [2023-11-23 21:11:24,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:11:24,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:11:24,235 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:11:24,239 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:11:24,240 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:11:22" (1/3) ... [2023-11-23 21:11:24,242 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3849656c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:24, skipping insertion in model container [2023-11-23 21:11:24,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:22" (2/3) ... [2023-11-23 21:11:24,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3849656c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:24, skipping insertion in model container [2023-11-23 21:11:24,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:24" (3/3) ... [2023-11-23 21:11:24,246 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-23 21:11:24,272 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:11:24,273 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:11:24,363 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:11:24,374 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;@12ace50a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:11:24,375 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:11:24,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 24 states have (on average 1.125) internal successors, (27), 25 states have internal predecessors, (27), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:11:24,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-23 21:11:24,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:24,403 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:24,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:24,409 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:24,410 INFO L85 PathProgramCache]: Analyzing trace with hash -1720637002, now seen corresponding path program 1 times [2023-11-23 21:11:24,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:11:24,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837441440] [2023-11-23 21:11:24,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:24,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:11:24,733 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:11:24,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1237592010] [2023-11-23 21:11:24,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:24,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:24,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:24,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:11:24,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:11:25,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:11:25,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:11:25,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:11:25,753 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:11:25,756 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:11:25,758 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:11:25,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:11:25,975 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:11:25,980 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:11:25,985 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:11:26,200 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:11:26 BoogieIcfgContainer [2023-11-23 21:11:26,202 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:11:26,203 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:11:26,203 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:11:26,203 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:11:26,204 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:24" (3/4) ... [2023-11-23 21:11:26,207 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:11:26,208 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:11:26,210 INFO L158 Benchmark]: Toolchain (without parser) took 4167.47ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 112.6MB in the beginning and 102.5MB in the end (delta: 10.1MB). Peak memory consumption was 71.9MB. Max. memory is 16.1GB. [2023-11-23 21:11:26,211 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 159.4MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:11:26,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.55ms. Allocated memory is still 159.4MB. Free memory was 112.3MB in the beginning and 96.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:11:26,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.07ms. Allocated memory is still 159.4MB. Free memory was 96.2MB in the beginning and 90.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:11:26,220 INFO L158 Benchmark]: Boogie Preprocessor took 62.28ms. Allocated memory is still 159.4MB. Free memory was 90.5MB in the beginning and 87.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:11:26,222 INFO L158 Benchmark]: RCFGBuilder took 1585.89ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 87.7MB in the beginning and 159.1MB in the end (delta: -71.4MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2023-11-23 21:11:26,224 INFO L158 Benchmark]: TraceAbstraction took 1967.84ms. Allocated memory is still 220.2MB. Free memory was 158.1MB in the beginning and 102.5MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. [2023-11-23 21:11:26,224 INFO L158 Benchmark]: Witness Printer took 5.69ms. Allocated memory is still 220.2MB. Free memory is still 102.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:11:26,234 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 159.4MB. Free memory is still 127.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.55ms. Allocated memory is still 159.4MB. Free memory was 112.3MB in the beginning and 96.2MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.07ms. Allocated memory is still 159.4MB. Free memory was 96.2MB in the beginning and 90.5MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.28ms. Allocated memory is still 159.4MB. Free memory was 90.5MB in the beginning and 87.7MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1585.89ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 87.7MB in the beginning and 159.1MB in the end (delta: -71.4MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1967.84ms. Allocated memory is still 220.2MB. Free memory was 158.1MB in the beginning and 102.5MB in the end (delta: 55.6MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB. * Witness Printer took 5.69ms. Allocated memory is still 220.2MB. Free memory is still 102.5MB. 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 192, overapproximation of shiftRight at line 68, overapproximation of bitwiseOr at line 76, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69, overapproximation of someUnaryDOUBLEoperation at line 115, overapproximation of someBinaryDOUBLEComparisonOperation at line 66. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 2; [L23] unsigned char var_1_2 = 1; [L24] unsigned char var_1_3 = 0; [L25] unsigned char var_1_7 = 50; [L26] unsigned char var_1_8 = 0; [L27] double var_1_9 = 127.625; [L28] double var_1_10 = 256.8; [L29] double var_1_11 = 0.30000000000000004; [L30] signed long int var_1_12 = -2; [L31] double var_1_13 = 2.475; [L32] double var_1_14 = 25.2; [L33] double var_1_15 = 500.125; [L34] double var_1_16 = 10.75; [L35] double var_1_17 = 255.4; [L36] unsigned char var_1_18 = 1; [L37] unsigned char var_1_19 = 0; [L38] unsigned char var_1_20 = 100; [L39] unsigned char var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned char var_1_23 = 1; [L42] unsigned char var_1_24 = 8; [L43] unsigned char var_1_25 = 10; [L44] float var_1_26 = 16.8; [L45] unsigned long int var_1_27 = 64; [L46] unsigned long int var_1_28 = 256; [L47] double var_1_32 = 255.5; [L48] signed long int var_1_36 = 4; [L49] double var_1_38 = 63.6; [L50] double var_1_40 = 0.0; [L51] signed short int var_1_42 = 128; [L52] unsigned char var_1_45 = 0; [L53] unsigned char var_1_48 = 0; [L54] float var_1_49 = 256.5; [L55] unsigned long int var_1_50 = 100; [L56] double var_1_51 = 63.5; [L57] unsigned char var_1_52 = 50; [L58] unsigned char last_1_var_1_18 = 1; [L59] unsigned char last_1_var_1_20 = 100; [L196] isInitial = 1 [L197] FCALL initially() [L198] COND TRUE 1 [L199] CALL updateLastVariables() [L188] last_1_var_1_18 = var_1_18 [L189] last_1_var_1_20 = var_1_20 [L199] RET updateLastVariables() [L200] CALL updateVariables() [L140] var_1_2 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L142] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=0, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L143] var_1_3 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L145] CALL assume_abort_if_not(var_1_3 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_3 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=0, var_1_9=1021/8] [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_9=1021/8] [L148] CALL assume_abort_if_not(var_1_8 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=1284/5, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L149] var_1_10 = __VERIFIER_nondet_double() [L150] CALL assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not((var_1_10 >= -922337.2036854765600e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_11=7500000000000001/25000000000000000, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L151] var_1_11 = __VERIFIER_nondet_double() [L152] CALL assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not((var_1_11 >= -922337.2036854765600e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_13=99/40, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L153] var_1_13 = __VERIFIER_nondet_double() [L154] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854776000e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_14=126/5, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L155] var_1_14 = __VERIFIER_nondet_double() [L156] CALL assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= 0.0F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854776000e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_15=4001/8, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L157] var_1_15 = __VERIFIER_nondet_double() [L158] CALL assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_15 >= 0.0F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854776000e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_16=43/4, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L159] var_1_16 = __VERIFIER_nondet_double() [L160] CALL assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not((var_1_16 >= 0.0F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427387900e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_17=1277/5, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L161] var_1_17 = __VERIFIER_nondet_double() [L162] CALL assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not((var_1_17 >= 0.0F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427387900e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L163] var_1_19 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L165] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=128, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L166] var_1_21 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L168] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L169] var_1_22 = __VERIFIER_nondet_uchar() [L170] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L171] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=1, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L172] var_1_23 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L174] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=8, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L175] var_1_24 = __VERIFIER_nondet_uchar() [L176] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L177] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=10, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L178] var_1_25 = __VERIFIER_nondet_uchar() [L179] CALL assume_abort_if_not(var_1_25 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_25 >= 0) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L180] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_40=0, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L181] var_1_40 = __VERIFIER_nondet_double() [L182] CALL assume_abort_if_not((var_1_40 >= 4611686.018427382800e+12F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not((var_1_40 >= 4611686.018427382800e+12F && var_1_40 <= -1.0e-20F) || (var_1_40 <= 9223372.036854765600e+12F && var_1_40 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_42=128, var_1_45=0, var_1_48=0, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L183] var_1_48 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_48 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_48 >= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L185] CALL assume_abort_if_not(var_1_48 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_48 <= 1) VAL [isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_12=-2, var_1_18=1, var_1_19=0, var_1_1=2, var_1_20=100, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=84/5, var_1_27=64, var_1_28=256, var_1_2=0, var_1_32=511/2, var_1_36=4, var_1_38=318/5, var_1_3=1, var_1_42=128, var_1_45=0, var_1_48=1, var_1_49=513/2, var_1_50=100, var_1_51=127/2, var_1_52=50, var_1_7=50, var_1_8=5, var_1_9=1021/8] [L200] RET updateVariables() [L201] CALL step() [L63] COND FALSE !((var_1_21 - var_1_22) <= var_1_25) [L66] var_1_32 = ((((((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) > (var_1_10)) ? (((((var_1_16) < (var_1_16)) ? (var_1_16) : (var_1_16)))) : (var_1_10))) [L67] var_1_36 = (((((var_1_7) > (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8))))) ? (var_1_7) : (((((var_1_8) < 0 ) ? -(var_1_8) : (var_1_8)))))) + var_1_7) [L68] EXPR -10 >> var_1_23 [L68] COND TRUE 256 > (-10 >> var_1_23) [L69] var_1_38 = (var_1_16 - (((((var_1_40 - 128.375)) < (var_1_16)) ? ((var_1_40 - 128.375)) : (var_1_16)))) [L73] COND FALSE !(! (var_1_17 >= (var_1_16 - var_1_40))) [L76] EXPR (var_1_8 * var_1_23) | var_1_7 [L76] COND TRUE ((var_1_8 * var_1_23) | var_1_7) <= (var_1_20 + 8u) [L77] COND FALSE !(((((16u) < (var_1_20)) ? (16u) : (var_1_20))) < var_1_23) [L80] var_1_45 = ((var_1_23 != (var_1_20 % var_1_21)) || var_1_48) [L83] COND FALSE !(0.83f > var_1_11) [L88] var_1_49 = var_1_11 [L90] var_1_50 = var_1_7 [L91] var_1_51 = var_1_16 [L92] var_1_52 = var_1_8 [L93] signed long int stepLocal_1 = last_1_var_1_20; [L94] unsigned char stepLocal_0 = last_1_var_1_18; [L95] COND TRUE stepLocal_0 && last_1_var_1_18 [L96] COND FALSE !(((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > stepLocal_1) [L99] var_1_7 = var_1_8 [L104] COND TRUE \read(var_1_3) [L105] COND FALSE !(\read(var_1_2)) [L109] var_1_26 = var_1_16 [L110] var_1_27 = 10u [L111] unsigned long int stepLocal_2 = var_1_27; [L112] COND FALSE !(stepLocal_2 != (var_1_8 + var_1_7)) [L115] var_1_9 = ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))) [L117] COND TRUE var_1_8 >= var_1_7 [L118] COND TRUE var_1_15 >= var_1_26 [L119] var_1_20 = (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))) [L126] COND TRUE \read(var_1_18) [L127] COND FALSE !(! var_1_18) [L130] var_1_1 = (var_1_20 - var_1_20) [L135] COND FALSE !((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) [L201] RET step() [L202] CALL, EXPR property() [L192-L193] return (((((((var_1_18 ? ((! var_1_18) ? (var_1_1 == ((signed short int) (var_1_7 + 5))) : (var_1_1 == ((signed short int) (var_1_20 - var_1_20)))) : (var_1_1 == ((signed short int) var_1_20))) && ((last_1_var_1_18 && last_1_var_1_18) ? ((((((last_1_var_1_20) < ((last_1_var_1_20 * last_1_var_1_20))) ? (last_1_var_1_20) : ((last_1_var_1_20 * last_1_var_1_20)))) > last_1_var_1_20) ? (var_1_7 == ((unsigned char) var_1_8)) : (var_1_7 == ((unsigned char) var_1_8))) : (var_1_7 == ((unsigned char) var_1_8)))) && ((var_1_27 != (var_1_8 + var_1_7)) ? (var_1_9 == ((double) ((((var_1_10) < (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6))))) ? (var_1_10) : (((((var_1_11) < (32.6)) ? (var_1_11) : (32.6)))))))) : (var_1_9 == ((double) ((((var_1_11) < (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10))))) ? (var_1_11) : (((((var_1_10) < 0 ) ? -(var_1_10) : (var_1_10)))))))))) && (((var_1_13 - var_1_14) >= (var_1_15 - (var_1_16 + var_1_17))) ? (var_1_12 == ((signed long int) (var_1_20 + var_1_20))) : 1)) && (var_1_3 ? (var_1_2 ? (var_1_18 == ((unsigned char) (! var_1_19))) : 1) : 1)) && ((var_1_8 >= var_1_7) ? ((var_1_15 >= var_1_26) ? (var_1_20 == ((unsigned char) (var_1_21 - ((((((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) > (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))) ? (((((var_1_22) < (var_1_23)) ? (var_1_22) : (var_1_23)))) : (((((var_1_24) < (var_1_25)) ? (var_1_24) : (var_1_25))))))))) : (var_1_20 == ((unsigned char) var_1_24))) : (var_1_20 == ((unsigned char) var_1_22)))) && (var_1_26 == ((float) var_1_16))) && (var_1_27 == ((unsigned long int) 10u)) ; [L202] RET, EXPR property() [L202] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=0, var_1_11=3, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=254, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=2, var_1_27=10, var_1_28=256, var_1_2=0, var_1_32=2, var_1_36=100, var_1_38=0, var_1_3=1, var_1_42=128, var_1_45=1, var_1_48=1, var_1_49=3, var_1_50=50, var_1_51=2, var_1_52=5, var_1_7=5, var_1_8=5, var_1_9=3] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=1, last_1_var_1_20=100, var_1_10=0, var_1_11=3, var_1_12=-2, var_1_16=2, var_1_18=1, var_1_19=0, var_1_1=0, var_1_20=254, var_1_21=254, var_1_22=0, var_1_23=10, var_1_24=0, var_1_25=0, var_1_26=2, var_1_27=10, var_1_28=256, var_1_2=0, var_1_32=2, var_1_36=100, var_1_38=0, var_1_3=1, var_1_42=128, var_1_45=1, var_1_48=1, var_1_49=3, var_1_50=50, var_1_51=2, var_1_52=5, var_1_7=5, var_1_8=5, var_1_9=3] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 55 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 106 NumberOfCodeBlocks, 106 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 21:11:26,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:11:29,209 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:11:29,338 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:11:29,348 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:11:29,349 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:11:29,393 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:11:29,393 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:11:29,394 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:11:29,395 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:11:29,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:11:29,401 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:11:29,401 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:11:29,402 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:11:29,404 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:11:29,404 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:11:29,404 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:11:29,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:11:29,406 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:11:29,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:11:29,407 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:11:29,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:11:29,408 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:11:29,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:11:29,409 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:11:29,409 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:11:29,410 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:11:29,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:11:29,410 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:11:29,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:11:29,411 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:11:29,413 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:11:29,413 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:11:29,413 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:11:29,414 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:11:29,414 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:11:29,414 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:11:29,415 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:11:29,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:11:29,415 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:11:29,416 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:11:29,416 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:11:29,417 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:11:29,417 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:11:29,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:11:29,418 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_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba54f3464e88b90946abdccde2d7a055f54d4b2bf456cd41e3bbaa9f8dc4f14 [2023-11-23 21:11:29,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:11:29,863 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:11:29,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:11:29,867 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:11:29,871 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:11:29,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-23 21:11:33,248 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:11:33,608 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:11:33,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-23 21:11:33,629 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data/0f7978fb3/3fcdc4d4299646e99720a95cb5978553/FLAG7d8212002 [2023-11-23 21:11:33,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/data/0f7978fb3/3fcdc4d4299646e99720a95cb5978553 [2023-11-23 21:11:33,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:11:33,656 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:11:33,658 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:11:33,659 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:11:33,664 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:11:33,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:33" (1/1) ... [2023-11-23 21:11:33,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453f32d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:33, skipping insertion in model container [2023-11-23 21:11:33,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:33" (1/1) ... [2023-11-23 21:11:33,724 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:11:33,889 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_166e239f-df50-4700-8242-2d9eb1dcd2b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-23 21:11:34,045 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:11:34,071 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:11:34,093 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_166e239f-df50-4700-8242-2d9eb1dcd2b1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i[919,932] [2023-11-23 21:11:34,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:11:34,208 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:11:34,209 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34 WrapperNode [2023-11-23 21:11:34,209 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:11:34,210 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:11:34,211 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:11:34,211 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:11:34,219 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,305 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 204 [2023-11-23 21:11:34,306 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:11:34,307 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:11:34,308 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:11:34,308 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:11:34,318 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,319 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,342 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,372 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,375 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,378 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,400 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:11:34,401 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:11:34,401 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:11:34,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:11:34,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (1/1) ... [2023-11-23 21:11:34,408 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:11:34,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:11:34,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:11:34,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:11:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:11:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:11:34,515 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:11:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:11:34,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:11:34,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:11:34,639 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:11:34,642 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:11:42,937 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:11:42,996 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:11:42,997 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:11:42,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:42 BoogieIcfgContainer [2023-11-23 21:11:42,997 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:11:43,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:11:43,001 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:11:43,004 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:11:43,005 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:11:33" (1/3) ... [2023-11-23 21:11:43,006 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536f829d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:43, skipping insertion in model container [2023-11-23 21:11:43,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:34" (2/3) ... [2023-11-23 21:11:43,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@536f829d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:43, skipping insertion in model container [2023-11-23 21:11:43,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:42" (3/3) ... [2023-11-23 21:11:43,016 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-ci_file-79.i [2023-11-23 21:11:43,037 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:11:43,037 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:11:43,094 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:11:43,102 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;@7dc8a24c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:11:43,115 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:11:43,120 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:11:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-23 21:11:43,144 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:43,145 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:43,145 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:43,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:43,152 INFO L85 PathProgramCache]: Analyzing trace with hash 1855797303, now seen corresponding path program 1 times [2023-11-23 21:11:43,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:11:43,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754541906] [2023-11-23 21:11:43,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:43,170 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:11:43,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:11:43,174 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:11:43,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 21:11:44,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:44,379 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:11:44,402 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:44,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 702 proven. 0 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2023-11-23 21:11:44,520 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:11:44,521 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:11:44,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [754541906] [2023-11-23 21:11:44,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [754541906] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:11:44,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:11:44,523 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:11:44,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421189450] [2023-11-23 21:11:44,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:11:44,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:11:44,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:11:44,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:11:44,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:11:44,587 INFO L87 Difference]: Start difference. First operand has 79 states, 48 states have (on average 1.4583333333333333) internal successors, (70), 49 states have internal predecessors, (70), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 21:11:46,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:46,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:11:46,789 INFO L93 Difference]: Finished difference Result 155 states and 278 transitions. [2023-11-23 21:11:46,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:11:46,819 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 177 [2023-11-23 21:11:46,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:11:46,829 INFO L225 Difference]: With dead ends: 155 [2023-11-23 21:11:46,830 INFO L226 Difference]: Without dead ends: 77 [2023-11-23 21:11:46,834 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:11:46,838 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 21:11:46,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 21:11:46,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-23 21:11:46,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-23 21:11:46,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 47 states have (on average 1.3617021276595744) internal successors, (64), 47 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 21:11:46,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 120 transitions. [2023-11-23 21:11:46,895 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 120 transitions. Word has length 177 [2023-11-23 21:11:46,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:11:46,895 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 120 transitions. [2023-11-23 21:11:46,896 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.0) internal successors, (44), 2 states have internal predecessors, (44), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 21:11:46,896 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-23 21:11:46,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-23 21:11:46,903 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:11:46,903 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:11:46,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:11:47,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:11:47,124 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:11:47,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:11:47,125 INFO L85 PathProgramCache]: Analyzing trace with hash -240139353, now seen corresponding path program 1 times [2023-11-23 21:11:47,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:11:47,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247468174] [2023-11-23 21:11:47,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:11:47,127 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:11:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:11:47,152 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:11:47,160 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:11:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:11:47,960 INFO L262 TraceCheckSpWp]: Trace formula consists of 303 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:11:47,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:11:49,484 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:11:49,484 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:11:49,485 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:11:49,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247468174] [2023-11-23 21:11:49,492 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247468174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:11:49,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:11:49,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:11:49,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395083618] [2023-11-23 21:11:49,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:11:49,498 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:11:49,500 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:11:49,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:11:49,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:11:49,503 INFO L87 Difference]: Start difference. First operand 77 states and 120 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:11:52,579 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:54,594 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:56,597 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:11:58,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:00,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:02,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:04,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:06,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:08,589 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 [] [2023-11-23 21:12:08,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:12:08,590 INFO L93 Difference]: Finished difference Result 242 states and 377 transitions. [2023-11-23 21:12:08,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 21:12:08,619 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 177 [2023-11-23 21:12:08,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:12:08,623 INFO L225 Difference]: With dead ends: 242 [2023-11-23 21:12:08,624 INFO L226 Difference]: Without dead ends: 166 [2023-11-23 21:12:08,625 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 173 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-23 21:12:08,627 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 108 mSDsluCounter, 283 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 59 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 396 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 59 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:12:08,627 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 396 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [59 Valid, 80 Invalid, 7 Unknown, 0 Unchecked, 18.9s Time] [2023-11-23 21:12:08,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2023-11-23 21:12:08,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 151. [2023-11-23 21:12:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 92 states have (on average 1.3369565217391304) internal successors, (123), 92 states have internal predecessors, (123), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 21:12:08,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2023-11-23 21:12:08,671 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 177 [2023-11-23 21:12:08,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:12:08,673 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2023-11-23 21:12:08,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:12:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2023-11-23 21:12:08,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-11-23 21:12:08,677 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:12:08,678 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:12:08,699 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:12:08,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:08,899 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:12:08,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:12:08,900 INFO L85 PathProgramCache]: Analyzing trace with hash 998820388, now seen corresponding path program 1 times [2023-11-23 21:12:08,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:12:08,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1352694335] [2023-11-23 21:12:08,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:12:08,901 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 21:12:08,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:12:08,903 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 21:12:08,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_166e239f-df50-4700-8242-2d9eb1dcd2b1/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 21:12:09,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:12:09,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 21:12:09,644 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:12:11,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 21:12:11,208 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:12:11,208 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:12:11,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1352694335] [2023-11-23 21:12:11,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1352694335] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:12:11,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:12:11,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-23 21:12:11,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173577173] [2023-11-23 21:12:11,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:12:11,211 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 21:12:11,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:12:11,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 21:12:11,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:12:11,213 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 4 states have internal predecessors, (42), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 21:12:14,453 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:16,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:18,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:12:21,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []