./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 0eeea688400f8e586dcbc1fd9a52ac2b5753e6bfe86c639aaa646b9711a74ef2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:23,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:23,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 21:31:23,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:23,363 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:23,389 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:23,389 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:23,390 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:23,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:23,392 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:23,393 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:23,393 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:23,394 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:23,395 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:31:23,395 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:23,396 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:23,396 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:31:23,397 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:31:23,398 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:23,398 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:31:23,399 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:31:23,400 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:31:23,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:23,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:23,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:31:23,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:31:23,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:31:23,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:23,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:23,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:23,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:23,425 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:31:23,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:23,425 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:23,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:23,426 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:23,426 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:23,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:23,427 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:23,427 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:23,428 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:23,428 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:31:23,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:31:23,429 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:23,429 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:23,430 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:23,430 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:23,430 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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0eeea688400f8e586dcbc1fd9a52ac2b5753e6bfe86c639aaa646b9711a74ef2 [2023-11-23 21:31:23,722 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:23,745 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:23,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:23,749 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:23,749 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:23,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i [2023-11-23 21:31:26,956 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:27,268 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:27,269 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i [2023-11-23 21:31:27,283 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data/db82f6bf0/ea43a8b2473f4a0b878018e20fe3c635/FLAG03ccefda4 [2023-11-23 21:31:27,301 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data/db82f6bf0/ea43a8b2473f4a0b878018e20fe3c635 [2023-11-23 21:31:27,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:27,310 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:27,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:27,311 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:27,318 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:27,318 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2b1bfa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27, skipping insertion in model container [2023-11-23 21:31:27,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,369 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:27,508 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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i[916,929] [2023-11-23 21:31:27,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:27,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:27,644 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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i[916,929] [2023-11-23 21:31:27,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:27,748 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:31:27,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27 WrapperNode [2023-11-23 21:31:27,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:27,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:27,751 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:31:27,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:31:27,775 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,880 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 229 [2023-11-23 21:31:27,880 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:27,881 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:31:27,881 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:31:27,882 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:31:27,895 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,903 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,929 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,934 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,950 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:31:27,951 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:31:27,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:31:27,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:31:27,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (1/1) ... [2023-11-23 21:31:27,958 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:27,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:27,986 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:31:28,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:31:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:31:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:31:28,028 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:31:28,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:31:28,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:31:28,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:31:28,133 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:31:28,135 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:28,876 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:31:29,380 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:31:29,380 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:31:29,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:29 BoogieIcfgContainer [2023-11-23 21:31:29,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:31:29,388 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:31:29,388 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:31:29,392 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:31:29,393 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:27" (1/3) ... [2023-11-23 21:31:29,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46cd6356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:29, skipping insertion in model container [2023-11-23 21:31:29,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:27" (2/3) ... [2023-11-23 21:31:29,396 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@46cd6356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:29, skipping insertion in model container [2023-11-23 21:31:29,397 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:29" (3/3) ... [2023-11-23 21:31:29,398 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-65.i [2023-11-23 21:31:29,421 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:31:29,421 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:31:29,496 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:31:29,502 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;@4b61f1a5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:31:29,503 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:31:29,508 INFO L276 IsEmpty]: Start isEmpty. Operand has 58 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:31:29,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-11-23 21:31:29,522 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:29,523 INFO L195 NwaCegarLoop]: trace histogram [32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:29,523 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:29,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:29,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1145714171, now seen corresponding path program 1 times [2023-11-23 21:31:29,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:31:29,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408710928] [2023-11-23 21:31:29,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:29,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:31:29,736 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:31:29,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1131370578] [2023-11-23 21:31:29,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:29,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:31:29,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:29,740 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:31:29,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:31:30,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:31:30,174 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:31:30,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:31:30,517 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 21:31:30,519 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:31:30,520 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:31:30,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-23 21:31:30,732 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:31:30,737 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 21:31:30,742 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:31:30,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:31:30 BoogieIcfgContainer [2023-11-23 21:31:30,895 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:31:30,896 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:31:30,896 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:31:30,896 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:31:30,897 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:29" (3/4) ... [2023-11-23 21:31:30,899 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:31:30,900 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:31:30,902 INFO L158 Benchmark]: Toolchain (without parser) took 3591.60ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 101.4MB in the beginning and 137.8MB in the end (delta: -36.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2023-11-23 21:31:30,902 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 146.8MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:30,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 438.51ms. Allocated memory is still 146.8MB. Free memory was 101.4MB in the beginning and 84.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:31:30,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 130.17ms. Allocated memory is still 146.8MB. Free memory was 84.1MB in the beginning and 77.2MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 21:31:30,904 INFO L158 Benchmark]: Boogie Preprocessor took 68.84ms. Allocated memory is still 146.8MB. Free memory was 77.2MB in the beginning and 74.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:31:30,905 INFO L158 Benchmark]: RCFGBuilder took 1432.13ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 74.1MB in the beginning and 118.5MB in the end (delta: -44.4MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2023-11-23 21:31:30,906 INFO L158 Benchmark]: TraceAbstraction took 1507.63ms. Allocated memory is still 216.0MB. Free memory was 117.4MB in the beginning and 138.9MB in the end (delta: -21.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:30,906 INFO L158 Benchmark]: Witness Printer took 4.67ms. Allocated memory is still 216.0MB. Free memory was 138.9MB in the beginning and 137.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:31:30,910 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 146.8MB. Free memory is still 116.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 438.51ms. Allocated memory is still 146.8MB. Free memory was 101.4MB in the beginning and 84.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 130.17ms. Allocated memory is still 146.8MB. Free memory was 84.1MB in the beginning and 77.2MB in the end (delta: 6.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.84ms. Allocated memory is still 146.8MB. Free memory was 77.2MB in the beginning and 74.1MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1432.13ms. Allocated memory was 146.8MB in the beginning and 216.0MB in the end (delta: 69.2MB). Free memory was 74.1MB in the beginning and 118.5MB in the end (delta: -44.4MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1507.63ms. Allocated memory is still 216.0MB. Free memory was 117.4MB in the beginning and 138.9MB in the end (delta: -21.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.67ms. Allocated memory is still 216.0MB. Free memory was 138.9MB in the beginning and 137.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 81, overapproximation of someBinaryDOUBLEComparisonOperation at line 102, overapproximation of shiftRight at line 117. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed long int var_1_1 = 10; [L23] unsigned char var_1_5 = 100; [L24] unsigned char var_1_6 = 32; [L25] unsigned char var_1_7 = 128; [L26] unsigned char var_1_8 = 5; [L27] signed short int var_1_9 = 8; [L28] signed long int var_1_10 = -1; [L29] float var_1_12 = 10.375; [L30] float var_1_13 = 7.5; [L31] float var_1_14 = 128.125; [L32] float var_1_15 = 999999.7; [L33] signed long int var_1_16 = 8; [L34] unsigned char var_1_17 = 1; [L35] unsigned char var_1_18 = 1; [L36] unsigned char var_1_19 = 0; [L37] unsigned long int var_1_20 = 16; [L38] unsigned short int var_1_21 = 5; [L39] unsigned short int var_1_23 = 61585; [L40] signed short int var_1_24 = -10000; [L41] unsigned short int var_1_25 = 16936; [L42] unsigned char var_1_27 = 1; [L43] unsigned char var_1_28 = 0; [L44] unsigned char var_1_29 = 1; [L45] unsigned char var_1_30 = 8; [L46] signed long int var_1_31 = 25; [L47] unsigned long int var_1_32 = 4; [L48] signed long int var_1_33 = 1617629083; [L49] signed long int var_1_34 = 1000000000; [L50] signed long int var_1_35 = 1000000000; [L51] unsigned char var_1_36 = 10; [L52] signed short int var_1_37 = 256; [L53] unsigned char last_1_var_1_17 = 1; [L54] unsigned short int last_1_var_1_21 = 5; [L55] unsigned char last_1_var_1_27 = 1; [L56] unsigned char last_1_var_1_29 = 1; [L57] unsigned char last_1_var_1_36 = 10; [L202] isInitial = 1 [L203] FCALL initially() [L204] int k_loop; [L205] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=32, var_1_7=128, var_1_8=5, var_1_9=8] [L205] COND TRUE k_loop < 1 [L206] CALL updateLastVariables() [L191] last_1_var_1_17 = var_1_17 [L192] last_1_var_1_21 = var_1_21 [L193] last_1_var_1_27 = var_1_27 [L194] last_1_var_1_29 = var_1_29 [L195] last_1_var_1_36 = var_1_36 [L206] RET updateLastVariables() [L207] CALL updateVariables() [L140] var_1_6 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_7=128, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_7=128, var_1_8=5, var_1_9=8] [L142] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=128, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=128, var_1_8=5, var_1_9=8] [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 >= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=5, var_1_9=8] [L145] CALL assume_abort_if_not(var_1_7 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=5, var_1_9=8] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=5, var_1_9=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_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_9=8] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_9=8] [L148] CALL assume_abort_if_not(var_1_8 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 127) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-1, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L149] var_1_10 = __VERIFIER_nondet_long() [L150] CALL assume_abort_if_not(var_1_10 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_10 >= -2147483648) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L151] CALL assume_abort_if_not(var_1_10 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_10 <= 2147483647) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L152] CALL assume_abort_if_not(var_1_10 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L152] RET assume_abort_if_not(var_1_10 != 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_13=15/2, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L153] var_1_13 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_14=1025/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L155] var_1_14 = __VERIFIER_nondet_float() [L156] CALL assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not((var_1_14 >= -922337.2036854765600e+13F && var_1_14 <= -1.0e-20F) || (var_1_14 <= 9223372.036854765600e+12F && var_1_14 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_15=9999997/10, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L157] var_1_15 = __VERIFIER_nondet_float() [L158] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L158] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L159] var_1_18 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L161] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L162] var_1_19 = __VERIFIER_nondet_uchar() [L163] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L164] CALL assume_abort_if_not(var_1_19 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L164] RET assume_abort_if_not(var_1_19 <= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=61585, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L165] var_1_23 = __VERIFIER_nondet_ushort() [L166] CALL assume_abort_if_not(var_1_23 >= 49151) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_23 >= 49151) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L167] CALL assume_abort_if_not(var_1_23 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_23 <= 65535) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16936, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L168] var_1_25 = __VERIFIER_nondet_ushort() [L169] CALL assume_abort_if_not(var_1_25 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_25 >= 16383) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L170] CALL assume_abort_if_not(var_1_25 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_25 <= 32767) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L171] var_1_28 = __VERIFIER_nondet_uchar() [L172] CALL assume_abort_if_not(var_1_28 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_28 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L173] CALL assume_abort_if_not(var_1_28 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L173] RET assume_abort_if_not(var_1_28 <= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=8, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L174] var_1_30 = __VERIFIER_nondet_uchar() [L175] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L176] CALL assume_abort_if_not(var_1_30 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_30 <= 254) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=4, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L177] var_1_32 = __VERIFIER_nondet_ulong() [L178] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L179] CALL assume_abort_if_not(var_1_32 <= 16) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_32 <= 16) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1617629083, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L180] var_1_33 = __VERIFIER_nondet_long() [L181] CALL assume_abort_if_not(var_1_33 >= 1073741822) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_33 >= 1073741822) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L182] CALL assume_abort_if_not(var_1_33 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_33 <= 2147483646) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=1000000000, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L183] var_1_34 = __VERIFIER_nondet_long() [L184] CALL assume_abort_if_not(var_1_34 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_34 >= 536870911) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L185] CALL assume_abort_if_not(var_1_34 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_34 <= 1073741823) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=1000000000, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L186] var_1_35 = __VERIFIER_nondet_long() [L187] CALL assume_abort_if_not(var_1_35 >= 536870912) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=536870912, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_35 >= 536870912) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=536870912, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L188] CALL assume_abort_if_not(var_1_35 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=536870912, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_35 <= 1073741823) VAL [isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=83/8, var_1_16=8, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=10, var_1_20=16, var_1_21=5, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=25, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=536870912, var_1_36=10, var_1_37=256, var_1_5=100, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=8] [L207] RET updateVariables() [L208] CALL step() [L61] COND TRUE \read(last_1_var_1_17) [L62] COND TRUE \read(last_1_var_1_17) [L63] var_1_1 = (16 - 2) [L68] var_1_20 = ((((var_1_1) < (64u)) ? (var_1_1) : (64u))) [L69] signed long int stepLocal_1 = last_1_var_1_36; [L70] COND FALSE !(stepLocal_1 == (((((last_1_var_1_21) > (var_1_6)) ? (last_1_var_1_21) : (var_1_6))) / var_1_10)) [L73] COND TRUE \read(last_1_var_1_27) [L74] var_1_17 = var_1_19 [L77] COND TRUE \read(last_1_var_1_27) [L78] var_1_5 = ((((var_1_6) < ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))) [L80] COND TRUE \read(last_1_var_1_27) [L81] var_1_12 = ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))) [L85] signed long int stepLocal_6 = var_1_6 / var_1_23; [L86] COND FALSE !(var_1_10 >= stepLocal_6) [L89] var_1_36 = (((((var_1_7 - var_1_32)) < (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) ? ((var_1_7 - var_1_32)) : (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6)))))) [L91] unsigned long int stepLocal_0 = var_1_20; [L92] COND FALSE !(var_1_12 > (- (var_1_13 + var_1_12))) [L95] COND TRUE stepLocal_0 <= var_1_7 [L96] var_1_16 = var_1_20 [L101] COND TRUE var_1_5 <= ((var_1_7 + var_1_8) / var_1_10) [L102] COND TRUE 7.5 >= var_1_12 [L103] var_1_9 = var_1_7 [L108] COND TRUE (var_1_13 * ((((var_1_12) < (25.5)) ? (var_1_12) : (25.5)))) >= (var_1_14 + var_1_12) [L109] var_1_37 = ((((var_1_5) < (var_1_36)) ? (var_1_5) : (var_1_36))) [L113] unsigned char stepLocal_5 = var_1_36; [L114] COND FALSE !(((((var_1_20) < (var_1_9)) ? (var_1_20) : (var_1_9))) >= stepLocal_5) [L117] EXPR var_1_16 >> var_1_32 [L117] COND TRUE (var_1_1 * (var_1_36 + var_1_23)) >= (var_1_16 >> var_1_32) [L118] var_1_31 = ((((((var_1_33 - var_1_8)) < (var_1_1)) ? ((var_1_33 - var_1_8)) : (var_1_1))) - ((var_1_34 + var_1_35) - var_1_7)) [L120] unsigned char stepLocal_4 = var_1_5; [L121] COND TRUE ! var_1_17 [L122] COND FALSE !(var_1_31 >= stepLocal_4) [L126] signed long int stepLocal_2 = var_1_31; [L127] COND TRUE var_1_13 == var_1_12 [L128] COND TRUE stepLocal_2 <= ((var_1_23 - var_1_6) - var_1_37) [L129] var_1_21 = var_1_8 [L132] signed long int stepLocal_3 = var_1_23 - (var_1_25 - var_1_7); [L133] COND FALSE !(stepLocal_3 <= (~ var_1_1)) [L208] RET step() [L209] CALL, EXPR property() [L198] EXPR (((((((((((last_1_var_1_17 ? (last_1_var_1_17 ? (var_1_1 == ((signed long int) (16 - 2))) : (var_1_1 == ((signed long int) last_1_var_1_29))) : 1) && (last_1_var_1_27 ? (var_1_5 == ((unsigned char) ((((var_1_6) < ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : 1)) && ((var_1_5 <= ((var_1_7 + var_1_8) / var_1_10)) ? ((7.5 >= var_1_12) ? (var_1_9 == ((signed short int) var_1_7)) : (var_1_9 == ((signed short int) var_1_8))) : 1)) && (last_1_var_1_27 ? (var_1_12 == ((float) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))))) && ((var_1_12 > (- (var_1_13 + var_1_12))) ? (var_1_16 == ((signed long int) var_1_7)) : ((var_1_20 <= var_1_7) ? (var_1_16 == ((signed long int) var_1_20)) : (var_1_16 == ((signed long int) var_1_6))))) && ((last_1_var_1_36 == (((((last_1_var_1_21) > (var_1_6)) ? (last_1_var_1_21) : (var_1_6))) / var_1_10)) ? (var_1_17 == ((unsigned char) (! (var_1_18 && (! var_1_19))))) : (last_1_var_1_27 ? (var_1_17 == ((unsigned char) var_1_19)) : 1))) && (var_1_20 == ((unsigned long int) ((((var_1_1) < (64u)) ? (var_1_1) : (64u)))))) && ((var_1_13 == var_1_12) ? ((var_1_31 <= ((var_1_23 - var_1_6) - var_1_37)) ? (var_1_21 == ((unsigned short int) var_1_8)) : 1) : 1)) && (((var_1_23 - (var_1_25 - var_1_7)) <= (~ var_1_1)) ? (var_1_18 ? (var_1_24 == ((signed short int) (((((var_1_21 - (var_1_8 + var_1_29))) < (var_1_23)) ? ((var_1_21 - (var_1_8 + var_1_29))) : (var_1_23))))) : 1) : 1)) && ((! var_1_17) ? ((var_1_31 >= var_1_5) ? (var_1_27 == ((unsigned char) (var_1_19 || ((var_1_29 <= var_1_10) && var_1_28)))) : 1) : 1)) && ((((((var_1_20) < (var_1_9)) ? (var_1_20) : (var_1_9))) >= var_1_36) ? (var_1_29 == ((unsigned char) var_1_30)) : 1)) && (((var_1_1 * (var_1_36 + var_1_23)) >= (var_1_16 >> var_1_32)) ? (var_1_31 == ((signed long int) ((((((var_1_33 - var_1_8)) < (var_1_1)) ? ((var_1_33 - var_1_8)) : (var_1_1))) - ((var_1_34 + var_1_35) - var_1_7)))) : 1) [L198-L199] return (((((((((((((last_1_var_1_17 ? (last_1_var_1_17 ? (var_1_1 == ((signed long int) (16 - 2))) : (var_1_1 == ((signed long int) last_1_var_1_29))) : 1) && (last_1_var_1_27 ? (var_1_5 == ((unsigned char) ((((var_1_6) < ((var_1_7 - var_1_8))) ? (var_1_6) : ((var_1_7 - var_1_8)))))) : 1)) && ((var_1_5 <= ((var_1_7 + var_1_8) / var_1_10)) ? ((7.5 >= var_1_12) ? (var_1_9 == ((signed short int) var_1_7)) : (var_1_9 == ((signed short int) var_1_8))) : 1)) && (last_1_var_1_27 ? (var_1_12 == ((float) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((float) ((((((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) > (var_1_15)) ? (((((var_1_13) < (var_1_14)) ? (var_1_13) : (var_1_14)))) : (var_1_15))))))) && ((var_1_12 > (- (var_1_13 + var_1_12))) ? (var_1_16 == ((signed long int) var_1_7)) : ((var_1_20 <= var_1_7) ? (var_1_16 == ((signed long int) var_1_20)) : (var_1_16 == ((signed long int) var_1_6))))) && ((last_1_var_1_36 == (((((last_1_var_1_21) > (var_1_6)) ? (last_1_var_1_21) : (var_1_6))) / var_1_10)) ? (var_1_17 == ((unsigned char) (! (var_1_18 && (! var_1_19))))) : (last_1_var_1_27 ? (var_1_17 == ((unsigned char) var_1_19)) : 1))) && (var_1_20 == ((unsigned long int) ((((var_1_1) < (64u)) ? (var_1_1) : (64u)))))) && ((var_1_13 == var_1_12) ? ((var_1_31 <= ((var_1_23 - var_1_6) - var_1_37)) ? (var_1_21 == ((unsigned short int) var_1_8)) : 1) : 1)) && (((var_1_23 - (var_1_25 - var_1_7)) <= (~ var_1_1)) ? (var_1_18 ? (var_1_24 == ((signed short int) (((((var_1_21 - (var_1_8 + var_1_29))) < (var_1_23)) ? ((var_1_21 - (var_1_8 + var_1_29))) : (var_1_23))))) : 1) : 1)) && ((! var_1_17) ? ((var_1_31 >= var_1_5) ? (var_1_27 == ((unsigned char) (var_1_19 || ((var_1_29 <= var_1_10) && var_1_28)))) : 1) : 1)) && ((((((var_1_20) < (var_1_9)) ? (var_1_20) : (var_1_9))) >= var_1_36) ? (var_1_29 == ((unsigned char) var_1_30)) : 1)) && (((var_1_1 * (var_1_36 + var_1_23)) >= (var_1_16 >> var_1_32)) ? (var_1_31 == ((signed long int) ((((((var_1_33 - var_1_8)) < (var_1_1)) ? ((var_1_33 - var_1_8)) : (var_1_1))) - ((var_1_34 + var_1_35) - var_1_7)))) : 1)) && ((var_1_10 >= (var_1_6 / var_1_23)) ? (var_1_36 == ((unsigned char) ((((var_1_30) < (var_1_6)) ? (var_1_30) : (var_1_6))))) : (var_1_36 == ((unsigned char) (((((var_1_7 - var_1_32)) < (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6))))) ? ((var_1_7 - var_1_32)) : (((((var_1_30) > (var_1_6)) ? (var_1_30) : (var_1_6)))))))))) && (((var_1_13 * ((((var_1_12) < (25.5)) ? (var_1_12) : (25.5)))) >= (var_1_14 + var_1_12)) ? (var_1_37 == ((signed short int) ((((var_1_5) < (var_1_36)) ? (var_1_5) : (var_1_36))))) : (var_1_37 == ((signed short int) var_1_36))) ; [L209] RET, EXPR property() [L209] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=14, var_1_17=0, var_1_18=1, var_1_19=0, var_1_1=14, var_1_20=14, var_1_21=1, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=-1073741682, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=536870912, var_1_36=127, var_1_37=0, var_1_5=0, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=127] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_17=1, last_1_var_1_21=5, last_1_var_1_27=1, last_1_var_1_29=1, last_1_var_1_36=10, var_1_10=-129, var_1_12=2, var_1_13=2, var_1_14=0, var_1_15=0, var_1_16=14, var_1_17=0, var_1_18=1, var_1_19=0, var_1_1=14, var_1_20=14, var_1_21=1, var_1_23=65535, var_1_24=-10000, var_1_25=16383, var_1_27=1, var_1_28=0, var_1_29=1, var_1_30=128, var_1_31=-1073741682, var_1_32=0, var_1_33=1073741822, var_1_34=536870911, var_1_35=536870912, var_1_36=127, var_1_37=0, var_1_5=0, var_1_6=0, var_1_7=127, var_1_8=1, var_1_9=127] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 1, TraceHistogramMax: 32, 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=58occurred 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 117 NumberOfCodeBlocks, 117 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 21:31:30,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 0eeea688400f8e586dcbc1fd9a52ac2b5753e6bfe86c639aaa646b9711a74ef2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:31:33,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:31:33,791 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 21:31:33,798 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:31:33,799 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:31:33,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:31:33,829 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:31:33,830 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:31:33,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:31:33,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:31:33,832 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:31:33,833 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:31:33,834 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:31:33,834 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:31:33,835 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:31:33,836 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:31:33,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:31:33,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:31:33,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:31:33,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:31:33,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:31:33,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:31:33,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:31:33,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:31:33,843 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:31:33,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:31:33,844 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:31:33,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:31:33,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:31:33,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:31:33,846 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:31:33,847 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:31:33,847 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:31:33,848 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:31:33,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:33,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:31:33,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:31:33,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:31:33,850 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:31:33,850 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:31:33,850 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:31:33,851 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:31:33,851 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:31:33,851 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:31:33,852 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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0eeea688400f8e586dcbc1fd9a52ac2b5753e6bfe86c639aaa646b9711a74ef2 [2023-11-23 21:31:34,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:31:34,257 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:31:34,260 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:31:34,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:31:34,262 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:31:34,264 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i [2023-11-23 21:31:37,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:31:37,827 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:31:37,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i [2023-11-23 21:31:37,839 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data/c39e260ea/e67ed810fdb84cc9be645d0b274fbc72/FLAGd58d6d81e [2023-11-23 21:31:37,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/data/c39e260ea/e67ed810fdb84cc9be645d0b274fbc72 [2023-11-23 21:31:37,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:31:37,859 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:31:37,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:37,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:31:37,866 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:31:37,867 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:37" (1/1) ... [2023-11-23 21:31:37,868 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@121a829a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:37, skipping insertion in model container [2023-11-23 21:31:37,869 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:31:37" (1/1) ... [2023-11-23 21:31:37,917 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:31:38,094 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_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i[916,929] [2023-11-23 21:31:38,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:38,270 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:31:38,287 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-65.i[916,929] [2023-11-23 21:31:38,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:31:38,393 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:31:38,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38 WrapperNode [2023-11-23 21:31:38,394 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:31:38,395 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:38,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:31:38,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:31:38,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,452 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 212 [2023-11-23 21:31:38,453 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:31:38,454 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:31:38,454 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:31:38,454 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:31:38,464 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,471 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,486 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,494 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,497 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:31:38,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:31:38,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:31:38,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:31:38,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (1/1) ... [2023-11-23 21:31:38,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:31:38,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:31:38,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:31:38,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:31:38,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:31:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 21:31:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:31:38,601 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:31:38,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:31:38,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:31:38,756 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:31:38,761 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:31:45,943 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:31:46,077 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:31:46,078 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:31:46,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:46 BoogieIcfgContainer [2023-11-23 21:31:46,079 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:31:46,084 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:31:46,084 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:31:46,088 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:31:46,088 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:31:37" (1/3) ... [2023-11-23 21:31:46,089 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb8c13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:46, skipping insertion in model container [2023-11-23 21:31:46,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:31:38" (2/3) ... [2023-11-23 21:31:46,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fb8c13b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:31:46, skipping insertion in model container [2023-11-23 21:31:46,094 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:31:46" (3/3) ... [2023-11-23 21:31:46,096 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-65.i [2023-11-23 21:31:46,118 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:31:46,119 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:31:46,196 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:31:46,204 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;@29814615, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:31:46,205 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:31:46,210 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:31:46,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-23 21:31:46,239 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:46,240 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:46,240 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:46,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:46,251 INFO L85 PathProgramCache]: Analyzing trace with hash -134194380, now seen corresponding path program 1 times [2023-11-23 21:31:46,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:31:46,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [492357732] [2023-11-23 21:31:46,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:46,274 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 21:31:46,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:31:46,279 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:31:46,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:31:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:47,149 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:31:47,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:47,230 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 942 proven. 0 refuted. 0 times theorem prover too weak. 1042 trivial. 0 not checked. [2023-11-23 21:31:47,231 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:31:47,232 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:31:47,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [492357732] [2023-11-23 21:31:47,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [492357732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:47,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:47,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:31:47,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1470469610] [2023-11-23 21:31:47,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:47,241 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:31:47,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:31:47,272 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:31:47,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:31:47,276 INFO L87 Difference]: Start difference. First operand has 89 states, 54 states have (on average 1.462962962962963) internal successors, (79), 55 states have internal predecessors, (79), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 21:31:49,614 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:49,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:31:49,695 INFO L93 Difference]: Finished difference Result 177 states and 317 transitions. [2023-11-23 21:31:49,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:31:49,699 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 202 [2023-11-23 21:31:49,699 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:31:49,714 INFO L225 Difference]: With dead ends: 177 [2023-11-23 21:31:49,714 INFO L226 Difference]: Without dead ends: 87 [2023-11-23 21:31:49,724 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 201 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 21:31:49,728 INFO L413 NwaCegarLoop]: 135 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 135 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-23 21:31:49,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 135 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.4s Time] [2023-11-23 21:31:49,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-23 21:31:49,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-23 21:31:49,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 53 states have (on average 1.3962264150943395) internal successors, (74), 53 states have internal predecessors, (74), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-23 21:31:49,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 138 transitions. [2023-11-23 21:31:49,798 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 138 transitions. Word has length 202 [2023-11-23 21:31:49,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:31:49,798 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 138 transitions. [2023-11-23 21:31:49,799 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.5) internal successors, (49), 2 states have internal predecessors, (49), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-23 21:31:49,799 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 138 transitions. [2023-11-23 21:31:49,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2023-11-23 21:31:49,805 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:31:49,805 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:31:49,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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)] Ended with exit code 0 [2023-11-23 21:31:50,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:31:50,008 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:31:50,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:31:50,009 INFO L85 PathProgramCache]: Analyzing trace with hash 957858364, now seen corresponding path program 1 times [2023-11-23 21:31:50,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:31:50,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1099453115] [2023-11-23 21:31:50,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:31:50,011 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 21:31:50,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:31:50,013 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:31:50,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:31:50,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:31:50,639 INFO L262 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:31:50,649 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:31:53,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2023-11-23 21:31:53,352 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:31:53,352 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:31:53,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1099453115] [2023-11-23 21:31:53,353 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1099453115] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:31:53,353 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:31:53,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:31:53,354 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41458158] [2023-11-23 21:31:53,354 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:31:53,356 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 21:31:53,357 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 21:31:53,358 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 21:31:53,358 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 21:31:53,359 INFO L87 Difference]: Start difference. First operand 87 states and 138 transitions. Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:31:55,923 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:31:57,926 WARN L539 Checker$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 21:31:59,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:02,265 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:04,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 21:32:06,275 WARN L539 Checker$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 21:32:06,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:32:06,361 INFO L93 Difference]: Finished difference Result 286 states and 454 transitions. [2023-11-23 21:32:06,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 21:32:06,363 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 202 [2023-11-23 21:32:06,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:32:06,382 INFO L225 Difference]: With dead ends: 286 [2023-11-23 21:32:06,382 INFO L226 Difference]: Without dead ends: 200 [2023-11-23 21:32:06,383 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 21:32:06,388 INFO L413 NwaCegarLoop]: 169 mSDtfsCounter, 116 mSDsluCounter, 260 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 67 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 67 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-23 21:32:06,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 429 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [67 Valid, 19 Invalid, 6 Unknown, 0 Unchecked, 12.9s Time] [2023-11-23 21:32:06,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2023-11-23 21:32:06,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 170. [2023-11-23 21:32:06,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 170 states, 103 states have (on average 1.3689320388349515) internal successors, (141), 103 states have internal predecessors, (141), 64 states have call successors, (64), 2 states have call predecessors, (64), 2 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-23 21:32:06,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 269 transitions. [2023-11-23 21:32:06,488 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 269 transitions. Word has length 202 [2023-11-23 21:32:06,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:32:06,489 INFO L495 AbstractCegarLoop]: Abstraction has 170 states and 269 transitions. [2023-11-23 21:32:06,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2023-11-23 21:32:06,490 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 269 transitions. [2023-11-23 21:32:06,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-23 21:32:06,495 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:32:06,496 INFO L195 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:32:06,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:32:06,710 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:32:06,710 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:32:06,711 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:32:06,711 INFO L85 PathProgramCache]: Analyzing trace with hash 1067576572, now seen corresponding path program 1 times [2023-11-23 21:32:06,712 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 21:32:06,712 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48270172] [2023-11-23 21:32:06,712 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:06,712 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 21:32:06,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 21:32:06,714 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:32:06,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/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 21:32:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:07,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 21:32:07,371 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:11,079 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1120 proven. 102 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2023-11-23 21:32:11,079 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:32:13,424 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 78 proven. 105 refuted. 0 times theorem prover too weak. 1801 trivial. 0 not checked. [2023-11-23 21:32:13,425 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 21:32:13,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48270172] [2023-11-23 21:32:13,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [48270172] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:32:13,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [303242308] [2023-11-23 21:32:13,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:32:13,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 21:32:13,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 21:32:13,457 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 21:32:13,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd9da3e4-bc2a-477b-b90f-a20e053a7fa3/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 21:32:14,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:32:14,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-23 21:32:14,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:32:19,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 1077 proven. 150 refuted. 0 times theorem prover too weak. 757 trivial. 0 not checked. [2023-11-23 21:32:19,617 INFO L327 TraceCheckSpWp]: Computing backward predicates...