./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.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_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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_60fca851-c41c-4290-ae1a-351a891057ab/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 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:26,338 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:26,422 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-23 20:32:26,429 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:26,430 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:26,460 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:26,461 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:26,461 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:26,462 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:26,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:26,464 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:26,465 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:26,465 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:26,466 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:32:26,467 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:26,467 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:26,468 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:32:26,469 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:32:26,469 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:26,470 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:32:26,471 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:32:26,472 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:32:26,473 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:26,474 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:26,474 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:26,475 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:32:26,476 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:26,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:26,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:26,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:26,478 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:26,479 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:26,479 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:26,480 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:26,480 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:26,481 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:26,481 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:26,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:26,482 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:26,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:26,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:26,484 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:32:26,485 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:32:26,485 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:26,486 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:26,486 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:26,486 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:26,487 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_60fca851-c41c-4290-ae1a-351a891057ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf [2023-11-23 20:32:26,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:26,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:26,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:26,893 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:26,893 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:26,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2023-11-23 20:32:30,425 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:30,791 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:30,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2023-11-23 20:32:30,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data/0583c808a/5f86c90d4fac449699ed4774226171cc/FLAG6144f40ed [2023-11-23 20:32:30,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data/0583c808a/5f86c90d4fac449699ed4774226171cc [2023-11-23 20:32:30,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:30,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:30,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:30,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:30,847 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:30,848 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:30" (1/1) ... [2023-11-23 20:32:30,849 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8b9cb06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:30, skipping insertion in model container [2023-11-23 20:32:30,850 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:30" (1/1) ... [2023-11-23 20:32:30,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:31,122 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_60fca851-c41c-4290-ae1a-351a891057ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2023-11-23 20:32:31,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:31,269 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:31,283 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_60fca851-c41c-4290-ae1a-351a891057ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2023-11-23 20:32:31,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:31,364 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:31,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31 WrapperNode [2023-11-23 20:32:31,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:31,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:31,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:31,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:31,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,394 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,465 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 236 [2023-11-23 20:32:31,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:31,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:31,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:31,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:31,480 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,507 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,513 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,521 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:31,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:31,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:31,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:31,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (1/1) ... [2023-11-23 20:32:31,541 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:31,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:31,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:31,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:31,636 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:31,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:31,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:32:31,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:31,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:31,807 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:31,811 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:32,427 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:32,857 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:32,857 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:32,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:32 BoogieIcfgContainer [2023-11-23 20:32:32,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:32,862 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:32,862 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:32,866 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:32,867 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:30" (1/3) ... [2023-11-23 20:32:32,868 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fdec1a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:32, skipping insertion in model container [2023-11-23 20:32:32,868 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:31" (2/3) ... [2023-11-23 20:32:32,869 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fdec1a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:32, skipping insertion in model container [2023-11-23 20:32:32,869 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:32" (3/3) ... [2023-11-23 20:32:32,871 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2023-11-23 20:32:32,896 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:32,896 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:32,962 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:32,970 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;@2e51b49f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:32,972 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:32,978 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 20 states have (on average 1.15) internal successors, (23), 21 states have internal predecessors, (23), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:32:32,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 20:32:32,997 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:32,998 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:32,999 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:33,008 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:33,009 INFO L85 PathProgramCache]: Analyzing trace with hash 1933199331, now seen corresponding path program 1 times [2023-11-23 20:32:33,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:32:33,022 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392150089] [2023-11-23 20:32:33,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:33,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:32:33,331 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:32:33,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1044889089] [2023-11-23 20:32:33,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:33,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:33,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:33,347 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:32:33,375 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:32:33,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:32:33,806 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 20:32:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 20:32:34,113 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-23 20:32:34,119 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 20:32:34,121 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 20:32:34,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:34,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 20:32:34,340 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-23 20:32:34,351 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:32:34,605 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:32:34 BoogieIcfgContainer [2023-11-23 20:32:34,605 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:32:34,606 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:32:34,606 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:32:34,607 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:32:34,607 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:32" (3/4) ... [2023-11-23 20:32:34,615 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 20:32:34,617 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:32:34,619 INFO L158 Benchmark]: Toolchain (without parser) took 3781.98ms. Allocated memory is still 182.5MB. Free memory was 144.3MB in the beginning and 113.5MB in the end (delta: 30.9MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2023-11-23 20:32:34,619 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 134.2MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:34,621 INFO L158 Benchmark]: CACSL2BoogieTranslator took 526.99ms. Allocated memory is still 182.5MB. Free memory was 143.8MB in the beginning and 128.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:32:34,622 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.44ms. Allocated memory is still 182.5MB. Free memory was 128.6MB in the beginning and 123.9MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:32:34,631 INFO L158 Benchmark]: Boogie Preprocessor took 63.20ms. Allocated memory is still 182.5MB. Free memory was 123.9MB in the beginning and 121.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:32:34,634 INFO L158 Benchmark]: RCFGBuilder took 1328.39ms. Allocated memory is still 182.5MB. Free memory was 121.3MB in the beginning and 98.4MB in the end (delta: 22.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-23 20:32:34,634 INFO L158 Benchmark]: TraceAbstraction took 1743.67ms. Allocated memory is still 182.5MB. Free memory was 97.5MB in the beginning and 114.5MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:34,636 INFO L158 Benchmark]: Witness Printer took 11.14ms. Allocated memory is still 182.5MB. Free memory was 114.5MB in the beginning and 113.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:32:34,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 134.2MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 526.99ms. Allocated memory is still 182.5MB. Free memory was 143.8MB in the beginning and 128.6MB in the end (delta: 15.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.44ms. Allocated memory is still 182.5MB. Free memory was 128.6MB in the beginning and 123.9MB in the end (delta: 4.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.20ms. Allocated memory is still 182.5MB. Free memory was 123.9MB in the beginning and 121.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1328.39ms. Allocated memory is still 182.5MB. Free memory was 121.3MB in the beginning and 98.4MB in the end (delta: 22.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1743.67ms. Allocated memory is still 182.5MB. Free memory was 97.5MB in the beginning and 114.5MB in the end (delta: -17.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 11.14ms. Allocated memory is still 182.5MB. Free memory was 114.5MB in the beginning and 113.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 shiftRight at line 73, overapproximation of bitwiseOr at line 78, overapproximation of someUnaryDOUBLEoperation at line 123, overapproximation of someBinaryDOUBLEComparisonOperation at line 59. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned short int var_1_1 = 100; [L23] unsigned char var_1_6 = 0; [L24] unsigned char var_1_7 = 0; [L25] unsigned short int var_1_8 = 10; [L26] unsigned short int var_1_9 = 0; [L27] unsigned short int var_1_10 = 53946; [L28] unsigned short int var_1_11 = 1; [L29] unsigned long int var_1_12 = 8; [L30] double var_1_13 = 8.25; [L31] signed long int var_1_14 = -256; [L32] double var_1_15 = 0.19999999999999996; [L33] signed long int var_1_16 = -16; [L34] signed char var_1_17 = 1; [L35] signed char var_1_18 = 4; [L36] signed char var_1_19 = 64; [L37] signed long int var_1_20 = 1; [L38] signed long int var_1_21 = 1000000000; [L39] unsigned char var_1_23 = 4; [L40] unsigned char var_1_26 = 0; [L41] unsigned short int var_1_28 = 16; [L42] signed short int var_1_30 = -256; [L43] signed short int var_1_32 = 8; [L44] unsigned short int var_1_33 = 128; [L45] double var_1_34 = 0.25; [L46] signed long int var_1_36 = -32; [L47] unsigned char var_1_38 = 0; [L48] unsigned char var_1_39 = 1; [L49] float var_1_40 = 2.6; [L50] unsigned char var_1_41 = 0; [L51] unsigned char var_1_42 = 0; [L52] unsigned short int last_1_var_1_1 = 100; [L53] unsigned long int last_1_var_1_12 = 8; [L54] double last_1_var_1_13 = 8.25; [L55] signed long int last_1_var_1_16 = -16; [L194] isInitial = 1 [L195] FCALL initially() [L196] COND TRUE 1 [L197] CALL updateLastVariables() [L184] last_1_var_1_1 = var_1_1 [L185] last_1_var_1_12 = var_1_12 [L186] last_1_var_1_13 = var_1_13 [L187] last_1_var_1_16 = var_1_16 [L197] RET updateLastVariables() [L198] 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_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_7=0, var_1_8=10, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_6 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_6 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L143] var_1_7 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_8=10, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=10, var_1_9=0] [L146] var_1_8 = __VERIFIER_nondet_ushort() [L147] CALL assume_abort_if_not(var_1_8 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_8 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_8 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_8 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L149] var_1_9 = __VERIFIER_nondet_ushort() [L150] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768] [L151] CALL assume_abort_if_not(var_1_9 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_9 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=53946, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L152] var_1_10 = __VERIFIER_nondet_ushort() [L153] CALL assume_abort_if_not(var_1_10 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_10 >= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=1, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L155] var_1_11 = __VERIFIER_nondet_ushort() [L156] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-256, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L158] var_1_14 = __VERIFIER_nondet_long() [L159] CALL assume_abort_if_not(var_1_14 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_14 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L161] CALL assume_abort_if_not(var_1_14 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L161] RET assume_abort_if_not(var_1_14 != 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_15=4999999999999999/25000000000000000, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L162] var_1_15 = __VERIFIER_nondet_double() [L163] CALL assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not((var_1_15 >= -922337.2036854765600e+13F && var_1_15 <= -1.0e-20F) || (var_1_15 <= 9223372.036854765600e+12F && var_1_15 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L164] var_1_18 = __VERIFIER_nondet_char() [L165] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L166] CALL assume_abort_if_not(var_1_18 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_18 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=64, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L167] var_1_19 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_19 >= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_19 >= 63) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=1000000000, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L170] var_1_21 = __VERIFIER_nondet_long() [L171] CALL assume_abort_if_not(var_1_21 >= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_21 >= 536870911) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_21 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_21 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L173] var_1_26 = __VERIFIER_nondet_uchar() [L174] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L175] CALL assume_abort_if_not(var_1_26 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L175] RET assume_abort_if_not(var_1_26 <= 64) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L176] var_1_39 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_39 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_39 >= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L178] CALL assume_abort_if_not(var_1_39 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_39 <= 1) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L179] var_1_42 = __VERIFIER_nondet_uchar() [L180] CALL assume_abort_if_not(var_1_42 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L180] RET assume_abort_if_not(var_1_42 >= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L181] CALL assume_abort_if_not(var_1_42 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_42 <= 0) VAL [isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=33/4, var_1_14=-1, var_1_16=-16, var_1_17=1, var_1_18=4, var_1_19=126, var_1_1=100, var_1_20=1, var_1_21=536870911, var_1_23=4, var_1_26=0, var_1_28=16, var_1_30=-256, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=0, var_1_39=1, var_1_40=13/5, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L198] RET updateVariables() [L199] CALL step() [L59] unsigned char stepLocal_0 = last_1_var_1_13 >= last_1_var_1_13; [L60] COND FALSE !((last_1_var_1_12 == last_1_var_1_1) && stepLocal_0) [L71] var_1_1 = var_1_10 [L73] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 [L73] COND TRUE (((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16 [L74] COND FALSE !(\read(var_1_7)) [L78] EXPR var_1_11 | var_1_8 [L78] COND FALSE !((~ (var_1_11 | var_1_8)) >= (~ (~ 32))) [L81] COND FALSE !(((var_1_12 - var_1_19) > var_1_12) && var_1_7) [L84] var_1_17 = (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1))))) [L85] var_1_28 = var_1_10 [L86] EXPR var_1_19 >> var_1_21 [L86] COND TRUE (var_1_19 >> var_1_21) <= var_1_19 [L87] COND FALSE !(var_1_19 > var_1_19) [L91] var_1_40 = var_1_15 [L92] unsigned long int stepLocal_4 = var_1_12; [L93] COND FALSE !(\read(var_1_6)) [L96] COND FALSE !((~ var_1_19) == stepLocal_4) [L99] var_1_20 = var_1_10 [L102] COND TRUE (var_1_16 + var_1_19) > 16 [L103] var_1_23 = ((var_1_26 + 2) + var_1_19) [L111] var_1_38 = var_1_39 [L112] unsigned char stepLocal_3 = var_1_6; [L113] unsigned char stepLocal_2 = var_1_6; [L114] COND FALSE !(stepLocal_2 && (var_1_9 < (var_1_10 + var_1_20))) [L119] var_1_16 = var_1_8 [L121] COND FALSE !(var_1_12 >= var_1_14) [L126] signed long int stepLocal_1 = ((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14); [L127] COND FALSE !(stepLocal_1 >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) [L130] var_1_13 = var_1_15 [L132] COND FALSE !(var_1_11 < 2) [L135] var_1_30 = var_1_26 [L137] var_1_41 = var_1_42 [L199] RET step() [L200] CALL, EXPR property() [L190] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) [L190] EXPR ((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10 [L190] EXPR (((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1) [L190-L191] return (((((((last_1_var_1_12 == last_1_var_1_1) && (last_1_var_1_13 >= last_1_var_1_13)) ? (var_1_6 ? (var_1_7 ? (var_1_1 == ((unsigned short int) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((unsigned short int) ((((var_1_9) > (var_1_8)) ? (var_1_9) : (var_1_8)))))) : (var_1_1 == ((unsigned short int) (((((46167) > (var_1_10)) ? (46167) : (var_1_10))) - var_1_11)))) : (var_1_1 == ((unsigned short int) var_1_10))) && (((((((var_1_11) < (16)) ? (var_1_11) : (16))) >> var_1_10) >= last_1_var_1_16) ? (var_1_7 ? (var_1_12 == ((unsigned long int) var_1_10)) : 1) : 1)) && (((((((var_1_10) < (var_1_1)) ? (var_1_10) : (var_1_1))) + (var_1_9 % var_1_14)) >= ((((var_1_16) < (var_1_8)) ? (var_1_16) : (var_1_8)))) ? (var_1_13 == ((double) var_1_15)) : (var_1_13 == ((double) var_1_15)))) && ((var_1_6 && (var_1_9 < (var_1_10 + var_1_20))) ? ((var_1_7 && var_1_6) ? (var_1_16 == ((signed long int) var_1_10)) : 1) : (var_1_16 == ((signed long int) var_1_8)))) && (var_1_17 == ((signed char) (4 - ((((var_1_18) < ((var_1_19 - 1))) ? (var_1_18) : ((var_1_19 - 1)))))))) && (var_1_6 ? (var_1_20 == ((signed long int) ((var_1_8 - (var_1_21 - var_1_11)) + var_1_10))) : (((~ var_1_19) == var_1_12) ? (var_1_20 == ((signed long int) var_1_1)) : (var_1_20 == ((signed long int) var_1_10)))) ; [L200] RET, EXPR property() [L200] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=126, var_1_1=32767, var_1_20=32767, var_1_21=536870911, var_1_23=128, var_1_26=0, var_1_28=32767, var_1_30=0, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_12=8, last_1_var_1_13=33/4, last_1_var_1_16=-16, last_1_var_1_1=100, var_1_10=32767, var_1_11=32767, var_1_12=8, var_1_13=2, var_1_14=-1, var_1_15=2, var_1_16=32768, var_1_17=0, var_1_18=4, var_1_19=126, var_1_1=32767, var_1_20=32767, var_1_21=536870911, var_1_23=128, var_1_26=0, var_1_28=32767, var_1_30=0, var_1_32=8, var_1_33=128, var_1_34=1/4, var_1_36=-32, var_1_38=1, var_1_39=1, var_1_40=2, var_1_41=0, var_1_42=0, var_1_6=0, var_1_7=0, var_1_8=32768, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 1, TraceHistogramMax: 28, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=51occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 102 NumberOfCodeBlocks, 102 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 20:32:34,711 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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_60fca851-c41c-4290-ae1a-351a891057ab/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 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:37,957 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:38,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-23 20:32:38,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:38,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:38,183 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:38,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:38,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:38,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:38,196 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:38,197 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:38,197 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:38,198 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:38,200 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:38,201 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:38,202 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:38,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:38,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:38,205 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:38,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:38,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:38,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:38,207 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:38,208 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:38,209 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:32:38,209 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:32:38,210 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:32:38,210 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:38,211 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:38,211 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:38,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:38,214 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:32:38,214 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:38,215 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:38,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:38,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:38,216 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:38,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:38,217 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:32:38,218 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:38,219 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:38,219 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:38,219 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:38,220 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:38,221 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_60fca851-c41c-4290-ae1a-351a891057ab/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 034ff4eb19bb8ebc895f41a96b0d50b065d5814e6a28d90f430e74a72de674bf [2023-11-23 20:32:38,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:38,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:38,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:38,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:38,843 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:38,845 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2023-11-23 20:32:42,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:42,861 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:42,862 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2023-11-23 20:32:42,875 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data/9f07c2103/035f1a0c5bf741599c80e0b6ff4df7ee/FLAG17e71b1a5 [2023-11-23 20:32:42,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/data/9f07c2103/035f1a0c5bf741599c80e0b6ff4df7ee [2023-11-23 20:32:42,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:42,898 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:42,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:42,901 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:42,908 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:42,909 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:42" (1/1) ... [2023-11-23 20:32:42,910 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@366e5e7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:42, skipping insertion in model container [2023-11-23 20:32:42,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:42" (1/1) ... [2023-11-23 20:32:42,960 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:43,154 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_60fca851-c41c-4290-ae1a-351a891057ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2023-11-23 20:32:43,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:43,326 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:43,349 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_60fca851-c41c-4290-ae1a-351a891057ab/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i[919,932] [2023-11-23 20:32:43,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:43,489 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:43,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43 WrapperNode [2023-11-23 20:32:43,490 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:43,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:43,492 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:43,492 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:43,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,584 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 192 [2023-11-23 20:32:43,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:43,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:43,585 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:43,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:43,604 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,604 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,663 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,672 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:43,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:43,700 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:43,700 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:43,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (1/1) ... [2023-11-23 20:32:43,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:43,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:43,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:43,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:43,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:32:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:32:43,804 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:32:43,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:43,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:43,964 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:43,971 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:44,725 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:44,854 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:44,854 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:32:44,855 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:44 BoogieIcfgContainer [2023-11-23 20:32:44,855 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:44,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:44,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:44,870 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:44,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:42" (1/3) ... [2023-11-23 20:32:44,872 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7213eb25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:44, skipping insertion in model container [2023-11-23 20:32:44,873 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:43" (2/3) ... [2023-11-23 20:32:44,874 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7213eb25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:44, skipping insertion in model container [2023-11-23 20:32:44,876 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:44" (3/3) ... [2023-11-23 20:32:44,878 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pr-ci_file-92.i [2023-11-23 20:32:44,903 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:44,904 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 20:32:44,991 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:45,002 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;@1d4984d7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:45,003 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 20:32:45,010 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:32:45,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:32:45,041 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:45,043 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:45,044 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:45,053 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:45,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1939752999, now seen corresponding path program 1 times [2023-11-23 20:32:45,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:45,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [318908949] [2023-11-23 20:32:45,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:45,078 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 20:32:45,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:45,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:45,124 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:45,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:45,532 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:32:45,573 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:45,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 774 proven. 0 refuted. 0 times theorem prover too weak. 738 trivial. 0 not checked. [2023-11-23 20:32:45,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:45,678 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:45,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [318908949] [2023-11-23 20:32:45,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [318908949] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:45,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:45,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 20:32:45,682 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [51020826] [2023-11-23 20:32:45,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:45,691 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:32:45,692 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:45,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:32:45,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:45,728 INFO L87 Difference]: Start difference. First operand has 78 states, 47 states have (on average 1.5106382978723405) internal successors, (71), 48 states have internal predecessors, (71), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:32:45,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:45,802 INFO L93 Difference]: Finished difference Result 153 states and 280 transitions. [2023-11-23 20:32:45,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:32:45,806 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 174 [2023-11-23 20:32:45,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:45,819 INFO L225 Difference]: With dead ends: 153 [2023-11-23 20:32:45,820 INFO L226 Difference]: Without dead ends: 76 [2023-11-23 20:32:45,827 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 173 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 20:32:45,835 INFO L413 NwaCegarLoop]: 117 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:45,836 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 117 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 20:32:45,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2023-11-23 20:32:45,885 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2023-11-23 20:32:45,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 46 states have (on average 1.391304347826087) internal successors, (64), 46 states have internal predecessors, (64), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 20:32:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 120 transitions. [2023-11-23 20:32:45,898 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 120 transitions. Word has length 174 [2023-11-23 20:32:45,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:45,899 INFO L495 AbstractCegarLoop]: Abstraction has 76 states and 120 transitions. [2023-11-23 20:32:45,899 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2023-11-23 20:32:45,900 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2023-11-23 20:32:45,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-23 20:32:45,904 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:45,905 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:45,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:46,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:46,106 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:46,108 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:46,108 INFO L85 PathProgramCache]: Analyzing trace with hash -1809995231, now seen corresponding path program 1 times [2023-11-23 20:32:46,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:46,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709324286] [2023-11-23 20:32:46,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:46,112 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 20:32:46,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:46,114 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:46,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:46,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:46,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:32:46,529 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:47,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2023-11-23 20:32:47,258 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:47,259 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:47,259 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709324286] [2023-11-23 20:32:47,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1709324286] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:47,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:47,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 20:32:47,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127602143] [2023-11-23 20:32:47,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:47,271 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-23 20:32:47,271 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:47,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-23 20:32:47,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-23 20:32:47,274 INFO L87 Difference]: Start difference. First operand 76 states and 120 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:32:47,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:47,642 INFO L93 Difference]: Finished difference Result 237 states and 373 transitions. [2023-11-23 20:32:47,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-23 20:32:47,645 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) Word has length 174 [2023-11-23 20:32:47,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:47,650 INFO L225 Difference]: With dead ends: 237 [2023-11-23 20:32:47,650 INFO L226 Difference]: Without dead ends: 162 [2023-11-23 20:32:47,652 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 171 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-23 20:32:47,657 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 103 mSDsluCounter, 226 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 351 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:47,658 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 351 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 20:32:47,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-11-23 20:32:47,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 149. [2023-11-23 20:32:47,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 90 states have (on average 1.3888888888888888) internal successors, (125), 90 states have internal predecessors, (125), 56 states have call successors, (56), 2 states have call predecessors, (56), 2 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2023-11-23 20:32:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 237 transitions. [2023-11-23 20:32:47,743 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 237 transitions. Word has length 174 [2023-11-23 20:32:47,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:47,746 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 237 transitions. [2023-11-23 20:32:47,747 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 1 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 1 states have call predecessors, (28), 1 states have call successors, (28) [2023-11-23 20:32:47,747 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 237 transitions. [2023-11-23 20:32:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2023-11-23 20:32:47,758 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:47,759 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:47,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:47,967 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:47,968 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:47,969 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:47,969 INFO L85 PathProgramCache]: Analyzing trace with hash 336772657, now seen corresponding path program 1 times [2023-11-23 20:32:47,970 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:47,970 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1090649931] [2023-11-23 20:32:47,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:47,971 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 20:32:47,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:47,976 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:47,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:48,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:48,327 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 20:32:48,335 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:49,075 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 1014 proven. 81 refuted. 0 times theorem prover too weak. 417 trivial. 0 not checked. [2023-11-23 20:32:49,078 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:49,504 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-23 20:32:49,504 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1090649931] [2023-11-23 20:32:49,505 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1090649931] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:49,505 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1159725910] [2023-11-23 20:32:49,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:49,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:49,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 [2023-11-23 20:32:49,511 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:32:49,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:32:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:50,845 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-23 20:32:50,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 764 proven. 57 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2023-11-23 20:32:51,859 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:52,552 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1159725910] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:52,553 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [599240672] [2023-11-23 20:32:52,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:52,553 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:52,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:52,556 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:32:52,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 20:32:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:52,780 INFO L262 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-23 20:32:52,808 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:53,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 764 proven. 57 refuted. 0 times theorem prover too weak. 691 trivial. 0 not checked. [2023-11-23 20:32:53,314 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 20:32:53,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [599240672] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 20:32:53,573 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-23 20:32:53,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 11, 11] total 16 [2023-11-23 20:32:53,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799942983] [2023-11-23 20:32:53,574 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-23 20:32:53,575 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-23 20:32:53,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-23 20:32:53,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-23 20:32:53,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=137, Invalid=415, Unknown=0, NotChecked=0, Total=552 [2023-11-23 20:32:53,578 INFO L87 Difference]: Start difference. First operand 149 states and 237 transitions. Second operand has 16 states, 16 states have (on average 4.9375) internal successors, (79), 15 states have internal predecessors, (79), 6 states have call successors, (47), 6 states have call predecessors, (47), 9 states have return successors, (48), 6 states have call predecessors, (48), 6 states have call successors, (48) [2023-11-23 20:32:57,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:57,156 INFO L93 Difference]: Finished difference Result 453 states and 678 transitions. [2023-11-23 20:32:57,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2023-11-23 20:32:57,158 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.9375) internal successors, (79), 15 states have internal predecessors, (79), 6 states have call successors, (47), 6 states have call predecessors, (47), 9 states have return successors, (48), 6 states have call predecessors, (48), 6 states have call successors, (48) Word has length 175 [2023-11-23 20:32:57,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:57,163 INFO L225 Difference]: With dead ends: 453 [2023-11-23 20:32:57,167 INFO L226 Difference]: Without dead ends: 305 [2023-11-23 20:32:57,174 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 732 GetRequests, 691 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 381 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=527, Invalid=1279, Unknown=0, NotChecked=0, Total=1806 [2023-11-23 20:32:57,175 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 303 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 164 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 304 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 1065 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 164 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:57,178 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [304 Valid, 364 Invalid, 1065 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [164 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-23 20:32:57,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2023-11-23 20:32:57,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 293. [2023-11-23 20:32:57,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 186 states have (on average 1.2741935483870968) internal successors, (237), 188 states have internal predecessors, (237), 92 states have call successors, (92), 14 states have call predecessors, (92), 14 states have return successors, (92), 90 states have call predecessors, (92), 92 states have call successors, (92) [2023-11-23 20:32:57,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 421 transitions. [2023-11-23 20:32:57,271 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 421 transitions. Word has length 175 [2023-11-23 20:32:57,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:57,273 INFO L495 AbstractCegarLoop]: Abstraction has 293 states and 421 transitions. [2023-11-23 20:32:57,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.9375) internal successors, (79), 15 states have internal predecessors, (79), 6 states have call successors, (47), 6 states have call predecessors, (47), 9 states have return successors, (48), 6 states have call predecessors, (48), 6 states have call successors, (48) [2023-11-23 20:32:57,273 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 421 transitions. [2023-11-23 20:32:57,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-23 20:32:57,276 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:57,277 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 20:32:57,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:57,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-23 20:32:57,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:57,893 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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=3,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/cvc4 --incremental --print-success --lang smt [2023-11-23 20:32:57,894 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 20:32:57,894 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:57,894 INFO L85 PathProgramCache]: Analyzing trace with hash -1182470980, now seen corresponding path program 1 times [2023-11-23 20:32:57,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-23 20:32:57,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2119232032] [2023-11-23 20:32:57,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:57,896 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 20:32:57,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/bin/utaipan-verify-mE87zJ7Ire/mathsat [2023-11-23 20:32:57,897 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 20:32:57,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_60fca851-c41c-4290-ae1a-351a891057ab/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 (7)] Waiting until timeout for monitored process [2023-11-23 20:32:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:58,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 34 conjunts are in the unsatisfiable core [2023-11-23 20:32:58,338 INFO L285 TraceCheckSpWp]: Computing forward predicates...