./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91 --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 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:57:16,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:57:16,743 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-24 23:57:16,752 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:57:16,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:57:16,816 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:57:16,817 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:57:16,818 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:57:16,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:57:16,826 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:57:16,826 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:57:16,827 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:57:16,827 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:57:16,829 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:57:16,829 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:57:16,830 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:57:16,830 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:57:16,831 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:57:16,831 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:57:16,832 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:57:16,834 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:57:16,835 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:57:16,836 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:57:16,836 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:57:16,837 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:57:16,837 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:57:16,838 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:57:16,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:57:16,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:57:16,839 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:57:16,840 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:57:16,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:57:16,841 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:57:16,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:57:16,841 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:57:16,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:57:16,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:57:16,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:57:16,849 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:57:16,849 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:57:16,849 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:57:16,850 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:57:16,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:57:16,851 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:57:16,852 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:57:16,852 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:57:16,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:57:16,852 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_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 [2023-11-24 23:57:17,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:57:17,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:57:17,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:57:17,269 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:57:17,270 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:57:17,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-24 23:57:20,355 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:57:20,686 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:57:20,686 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-24 23:57:20,708 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data/9e6f6ed4c/4035c80b4285416a89e6e2e2d44e6ba8/FLAG0be677ef8 [2023-11-24 23:57:20,720 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data/9e6f6ed4c/4035c80b4285416a89e6e2e2d44e6ba8 [2023-11-24 23:57:20,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:57:20,724 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:57:20,726 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:57:20,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:57:20,731 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:57:20,732 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:57:20" (1/1) ... [2023-11-24 23:57:20,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc240dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:20, skipping insertion in model container [2023-11-24 23:57:20,734 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:57:20" (1/1) ... [2023-11-24 23:57:20,781 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:57:20,936 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_7b3c1478-fb90-4614-9765-6895fe645c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-24 23:57:21,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:57:21,050 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:57:21,066 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_7b3c1478-fb90-4614-9765-6895fe645c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-24 23:57:21,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:57:21,148 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:57:21,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21 WrapperNode [2023-11-24 23:57:21,148 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:57:21,150 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:57:21,150 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:57:21,150 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:57:21,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,173 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,243 INFO L138 Inliner]: procedures = 26, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 214 [2023-11-24 23:57:21,243 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:57:21,244 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:57:21,244 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:57:21,244 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:57:21,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,260 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,300 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,326 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:57:21,327 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:57:21,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:57:21,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:57:21,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (1/1) ... [2023-11-24 23:57:21,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:57:21,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:57:21,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:57:21,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:57:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:57:21,419 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:57:21,420 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:57:21,421 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:57:21,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:57:21,510 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:57:21,513 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:57:22,158 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:57:22,588 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:57:22,589 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:57:22,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:57:22 BoogieIcfgContainer [2023-11-24 23:57:22,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:57:22,594 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:57:22,594 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:57:22,599 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:57:22,599 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:57:20" (1/3) ... [2023-11-24 23:57:22,601 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276da4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:57:22, skipping insertion in model container [2023-11-24 23:57:22,601 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:21" (2/3) ... [2023-11-24 23:57:22,603 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276da4c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:57:22, skipping insertion in model container [2023-11-24 23:57:22,603 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:57:22" (3/3) ... [2023-11-24 23:57:22,605 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-24 23:57:22,627 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:57:22,627 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:57:22,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:57:22,694 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;@68e7d325, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:57:22,694 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:57:22,699 INFO L276 IsEmpty]: Start isEmpty. Operand has 51 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-24 23:57:22,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-24 23:57:22,711 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:57:22,712 INFO L195 NwaCegarLoop]: trace histogram [27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:57:22,713 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:57:22,717 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:57:22,717 INFO L85 PathProgramCache]: Analyzing trace with hash -188818806, now seen corresponding path program 1 times [2023-11-24 23:57:22,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:57:22,727 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150815518] [2023-11-24 23:57:22,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:57:22,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:57:22,992 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-24 23:57:22,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [397495367] [2023-11-24 23:57:22,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:57:22,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-24 23:57:22,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:57:23,001 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-24 23:57:23,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-24 23:57:23,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:57:23,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:57:23,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:57:23,599 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:57:23,602 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:57:23,603 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:57:23,614 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:57:23,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-24 23:57:23,818 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-24 23:57:23,822 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:57:23,974 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:57:23 BoogieIcfgContainer [2023-11-24 23:57:23,975 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:57:23,975 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:57:23,975 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:57:23,976 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:57:23,976 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:57:22" (3/4) ... [2023-11-24 23:57:23,979 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:57:23,980 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:57:23,981 INFO L158 Benchmark]: Toolchain (without parser) took 3257.04ms. Allocated memory is still 157.3MB. Free memory was 125.2MB in the beginning and 88.4MB in the end (delta: 36.9MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-11-24 23:57:23,982 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:57:23,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.22ms. Allocated memory is still 157.3MB. Free memory was 125.2MB in the beginning and 107.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 23:57:23,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.86ms. Allocated memory is still 157.3MB. Free memory was 107.5MB in the beginning and 101.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-24 23:57:23,984 INFO L158 Benchmark]: Boogie Preprocessor took 81.93ms. Allocated memory is still 157.3MB. Free memory was 101.7MB in the beginning and 99.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:57:23,985 INFO L158 Benchmark]: RCFGBuilder took 1264.35ms. Allocated memory is still 157.3MB. Free memory was 98.6MB in the beginning and 82.6MB in the end (delta: 16.0MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2023-11-24 23:57:23,985 INFO L158 Benchmark]: TraceAbstraction took 1380.59ms. Allocated memory is still 157.3MB. Free memory was 82.4MB in the beginning and 88.4MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:57:23,986 INFO L158 Benchmark]: Witness Printer took 5.05ms. Allocated memory is still 157.3MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:57:23,989 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 130.0MB. Free memory is still 102.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.22ms. Allocated memory is still 157.3MB. Free memory was 125.2MB in the beginning and 107.5MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.86ms. Allocated memory is still 157.3MB. Free memory was 107.5MB in the beginning and 101.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.93ms. Allocated memory is still 157.3MB. Free memory was 101.7MB in the beginning and 99.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1264.35ms. Allocated memory is still 157.3MB. Free memory was 98.6MB in the beginning and 82.6MB in the end (delta: 16.0MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1380.59ms. Allocated memory is still 157.3MB. Free memory was 82.4MB in the beginning and 88.4MB in the end (delta: -6.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.05ms. Allocated memory is still 157.3MB. Free memory is still 88.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 188, overapproximation of shiftRight at line 112, overapproximation of someUnaryDOUBLEoperation at line 22, overapproximation of someBinaryArithmeticDOUBLEoperation at line 68, overapproximation of someBinaryDOUBLEComparisonOperation at line 68. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = -0.25; [L23] double var_1_2 = -0.125; [L24] double var_1_3 = 127.5; [L25] unsigned char var_1_4 = 4; [L26] unsigned char var_1_5 = 0; [L27] unsigned char var_1_6 = 10; [L28] float var_1_7 = -0.2; [L29] unsigned char var_1_9 = 0; [L30] unsigned char var_1_10 = 1; [L31] unsigned char var_1_11 = 1; [L32] unsigned char var_1_12 = 0; [L33] unsigned char var_1_13 = 0; [L34] unsigned char var_1_14 = 0; [L35] signed long int var_1_15 = -100000; [L36] signed char var_1_18 = 8; [L37] signed char var_1_19 = 64; [L38] signed short int var_1_20 = -16; [L39] signed long int var_1_22 = -1; [L40] double var_1_23 = 500.8; [L41] double var_1_24 = 9.8; [L42] unsigned short int var_1_25 = 16; [L43] unsigned short int var_1_26 = 41277; [L44] signed long int var_1_27 = 1000; [L45] double var_1_29 = 99.5; [L46] double var_1_30 = 99999999.6; [L47] unsigned long int var_1_31 = 4; [L48] unsigned short int var_1_32 = 10; [L49] unsigned short int var_1_33 = 52075; [L50] unsigned char last_1_var_1_4 = 4; [L51] unsigned char last_1_var_1_9 = 0; [L52] signed long int last_1_var_1_15 = -100000; [L53] signed short int last_1_var_1_20 = -16; [L54] signed long int last_1_var_1_22 = -1; [L55] unsigned short int last_1_var_1_32 = 10; [L192] isInitial = 1 [L193] FCALL initially() [L194] int k_loop; [L195] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L195] COND TRUE k_loop < 1 [L196] CALL updateLastVariables() [L180] last_1_var_1_4 = var_1_4 [L181] last_1_var_1_9 = var_1_9 [L182] last_1_var_1_15 = var_1_15 [L183] last_1_var_1_20 = var_1_20 [L184] last_1_var_1_22 = var_1_22 [L185] last_1_var_1_32 = var_1_32 [L196] RET updateLastVariables() [L197] CALL updateVariables() [L136] var_1_2 = __VERIFIER_nondet_double() [L137] CALL assume_abort_if_not((var_1_2 >= -461168.6018427382800e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 4611686.018427382800e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L137] RET assume_abort_if_not((var_1_2 >= -461168.6018427382800e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 4611686.018427382800e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_3=255/2, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L138] var_1_3 = __VERIFIER_nondet_double() [L139] CALL assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not((var_1_3 >= -461168.6018427382800e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 4611686.018427382800e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=0, var_1_6=10, var_1_9=0] [L140] var_1_5 = __VERIFIER_nondet_uchar() [L141] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L141] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_6=10, var_1_9=0] [L142] CALL assume_abort_if_not(var_1_5 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=10, var_1_9=0] [L20] COND FALSE !(!cond) [L142] RET assume_abort_if_not(var_1_5 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=10, var_1_9=0] [L143] var_1_6 = __VERIFIER_nondet_uchar() [L144] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_9=0] [L20] COND FALSE !(!cond) [L144] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_9=0] [L145] CALL assume_abort_if_not(var_1_6 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L145] RET assume_abort_if_not(var_1_6 <= 254) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=1, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L146] var_1_10 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L147] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L148] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L148] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=1, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L149] var_1_11 = __VERIFIER_nondet_uchar() [L150] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L150] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L151] CALL assume_abort_if_not(var_1_11 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L151] RET assume_abort_if_not(var_1_11 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L152] var_1_12 = __VERIFIER_nondet_uchar() [L153] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L153] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L154] CALL assume_abort_if_not(var_1_12 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L154] RET assume_abort_if_not(var_1_12 <= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L155] var_1_13 = __VERIFIER_nondet_uchar() [L156] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L158] var_1_14 = __VERIFIER_nondet_uchar() [L159] CALL assume_abort_if_not(var_1_14 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_14 >= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_14 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_14 <= 1) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=64, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L161] var_1_19 = __VERIFIER_nondet_char() [L162] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_24=49/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L164] var_1_24 = __VERIFIER_nondet_double() [L165] CALL assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not((var_1_24 >= 0.0F && var_1_24 <= -1.0e-20F) || (var_1_24 <= 9223372.036854765600e+12F && var_1_24 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=41277, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L166] var_1_26 = __VERIFIER_nondet_ushort() [L167] CALL assume_abort_if_not(var_1_26 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L167] RET assume_abort_if_not(var_1_26 >= 32767) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L168] CALL assume_abort_if_not(var_1_26 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_26 <= 65535) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=1000, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L169] var_1_27 = __VERIFIER_nondet_long() [L170] CALL assume_abort_if_not(var_1_27 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_27 >= -2147483648) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L171] CALL assume_abort_if_not(var_1_27 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L171] RET assume_abort_if_not(var_1_27 <= 2147483647) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L172] CALL assume_abort_if_not(var_1_27 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not(var_1_27 != 0) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_30=499999998/5, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L173] var_1_30 = __VERIFIER_nondet_double() [L174] CALL assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_30 >= -922337.2036854765600e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854765600e+12F && var_1_30 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=52075, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L175] var_1_33 = __VERIFIER_nondet_ushort() [L176] CALL assume_abort_if_not(var_1_33 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not(var_1_33 >= 49150) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L177] CALL assume_abort_if_not(var_1_33 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L20] COND FALSE !(!cond) [L177] RET assume_abort_if_not(var_1_33 <= 65534) VAL [isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=8, var_1_19=5, var_1_20=-16, var_1_22=-1, var_1_23=2504/5, var_1_25=16, var_1_26=65535, var_1_27=-2, var_1_29=199/2, var_1_31=4, var_1_32=10, var_1_33=49150, var_1_4=4, var_1_5=1, var_1_6=2, var_1_9=0] [L197] RET updateVariables() [L198] CALL step() [L59] signed long int stepLocal_7 = ((((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) < 0 ) ? -((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) : ((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4)))); [L60] COND FALSE !(stepLocal_7 >= ((last_1_var_1_22 * var_1_6) * last_1_var_1_15)) [L63] var_1_31 = ((((((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) > (var_1_26)) ? (((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) : (var_1_26))) [L65] COND FALSE !(\read(last_1_var_1_9)) [L68] var_1_1 = ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))) [L69] var_1_29 = ((((((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) > (var_1_30)) ? (((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) : (var_1_30))) [L70] unsigned char stepLocal_2 = var_1_10; [L71] COND TRUE \read(var_1_5) [L72] COND FALSE !(var_1_11 || stepLocal_2) [L80] COND FALSE !(\read(var_1_9)) [L85] COND FALSE !((var_1_26 - var_1_32) <= (var_1_19 % var_1_27)) [L88] var_1_25 = ((((((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) > (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4))))) ? (((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) : (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4)))))) [L90] unsigned char stepLocal_1 = var_1_6 <= var_1_31; [L91] unsigned char stepLocal_0 = var_1_6; [L92] COND FALSE !(stepLocal_0 > (var_1_25 * var_1_31)) [L97] COND TRUE var_1_3 <= (- var_1_7) [L98] COND FALSE !(\read(var_1_9)) [L102] unsigned char stepLocal_3 = var_1_9; [L103] COND FALSE !(var_1_3 != var_1_29) [L110] var_1_18 = var_1_19 [L112] EXPR var_1_4 >> var_1_18 [L112] COND FALSE !(var_1_6 >= (var_1_4 >> var_1_18)) [L115] signed char stepLocal_5 = var_1_18; [L116] signed char stepLocal_4 = var_1_18; [L117] COND FALSE !(stepLocal_5 < var_1_19) [L120] COND FALSE !(((((last_1_var_1_20) < (var_1_6)) ? (last_1_var_1_20) : (var_1_6))) == stepLocal_4) [L123] var_1_20 = -10 [L126] signed short int stepLocal_6 = var_1_20; [L127] COND FALSE !(stepLocal_6 > ((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) [L198] RET step() [L199] CALL, EXPR property() [L188] EXPR ((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1) [L188-L189] return ((((((((((((var_1_1 == ((double) ((((9.999999999999925E13) < ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3)))))) ? (9.999999999999925E13) : ((var_1_2 + ((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))))))))) && (var_1_9 ? ((var_1_3 <= ((((499.25) < (999999.3)) ? (499.25) : (999999.3)))) ? (var_1_4 == ((unsigned char) var_1_6)) : 1) : 1)) && ((var_1_6 > (var_1_25 * var_1_31)) ? (((var_1_6 <= var_1_31) && var_1_9) ? (var_1_7 == ((float) var_1_3)) : 1) : 1)) && (var_1_5 ? ((var_1_11 || var_1_10) ? ((! (var_1_29 < var_1_2)) ? (var_1_9 == ((unsigned char) (var_1_12 || var_1_13))) : (var_1_9 == ((unsigned char) (var_1_11 && ((var_1_12 && var_1_13) || (! var_1_14)))))) : 1) : 1)) && ((var_1_6 >= (var_1_4 >> var_1_18)) ? (var_1_15 == ((signed long int) (((((var_1_4 + var_1_32)) < ((var_1_18 + (var_1_6 + var_1_18)))) ? ((var_1_4 + var_1_32)) : ((var_1_18 + (var_1_6 + var_1_18))))))) : 1)) && ((var_1_3 != var_1_29) ? (((var_1_32 <= var_1_31) && var_1_9) ? (var_1_18 == ((signed char) var_1_19)) : (var_1_18 == ((signed char) var_1_19))) : (var_1_18 == ((signed char) var_1_19)))) && ((var_1_18 < var_1_19) ? (var_1_20 == ((signed short int) (var_1_31 + var_1_19))) : ((((((last_1_var_1_20) < (var_1_6)) ? (last_1_var_1_20) : (var_1_6))) == var_1_18) ? (var_1_20 == ((signed short int) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : (var_1_20 == ((signed short int) -10))))) && ((var_1_20 > ((((var_1_20) > (var_1_19)) ? (var_1_20) : (var_1_19)))) ? ((! var_1_12) ? (var_1_22 == ((signed long int) (var_1_31 - var_1_20))) : (var_1_22 == ((signed long int) 2))) : 1)) && ((var_1_3 <= (- var_1_7)) ? (var_1_9 ? (var_1_23 == ((double) (var_1_24 - 31.25))) : 1) : 1)) && (((var_1_26 - var_1_32) <= (var_1_19 % var_1_27)) ? (var_1_25 == ((unsigned short int) ((((var_1_6) > (((((var_1_32) > (var_1_32)) ? (var_1_32) : (var_1_32))))) ? (var_1_6) : (((((var_1_32) > (var_1_32)) ? (var_1_32) : (var_1_32)))))))) : (var_1_25 == ((unsigned short int) ((((((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) > (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4))))) ? (((((var_1_6) < (var_1_32)) ? (var_1_6) : (var_1_32)))) : (((((var_1_32) < (var_1_4)) ? (var_1_32) : (var_1_4)))))))))) && (var_1_29 == ((double) ((((((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) > (var_1_30)) ? (((((var_1_24) < (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) ? (var_1_24) : (((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))))) : (var_1_30)))))) && (((((((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) < 0 ) ? -((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))) : ((((last_1_var_1_32) < (last_1_var_1_4)) ? (last_1_var_1_32) : (last_1_var_1_4))))) >= ((last_1_var_1_22 * var_1_6) * last_1_var_1_15)) ? (var_1_31 == ((unsigned long int) (last_1_var_1_32 + (1891941459u - last_1_var_1_15)))) : (var_1_31 == ((unsigned long int) ((((((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) > (var_1_26)) ? (((((last_1_var_1_15) < (last_1_var_1_4)) ? (last_1_var_1_15) : (last_1_var_1_4)))) : (var_1_26))))))) && (last_1_var_1_9 ? (var_1_32 == ((unsigned short int) ((var_1_33 - last_1_var_1_15) - var_1_6))) : 1) ; [L199] RET, EXPR property() [L199] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=5, var_1_19=5, var_1_1=399999999999997/4, var_1_20=-10, var_1_22=-1, var_1_23=2504/5, var_1_24=3, var_1_25=4, var_1_26=65535, var_1_27=-2, var_1_29=3, var_1_2=0, var_1_30=0, var_1_31=65535, var_1_32=10, var_1_33=49150, var_1_3=0, var_1_4=4, var_1_5=1, var_1_6=2, var_1_7=2, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_15=-100000, last_1_var_1_20=-16, last_1_var_1_22=-1, last_1_var_1_32=10, last_1_var_1_4=4, last_1_var_1_9=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=0, var_1_14=1, var_1_15=-100000, var_1_18=5, var_1_19=5, var_1_1=399999999999997/4, var_1_20=-10, var_1_22=-1, var_1_23=2504/5, var_1_24=3, var_1_25=4, var_1_26=65535, var_1_27=-2, var_1_29=3, var_1_2=0, var_1_30=0, var_1_31=65535, var_1_32=10, var_1_33=49150, var_1_3=0, var_1_4=4, var_1_5=1, var_1_6=2, var_1_7=2, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 51 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 27, 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, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 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 [2023-11-24 23:57:24,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91 --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 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:57:26,896 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:57:27,029 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-11-24 23:57:27,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:57:27,039 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:57:27,086 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:57:27,086 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:57:27,087 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:57:27,088 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:57:27,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:57:27,094 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:57:27,094 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:57:27,095 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:57:27,097 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:57:27,097 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:57:27,098 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:57:27,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:57:27,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:57:27,100 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:57:27,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:57:27,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:57:27,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:57:27,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:57:27,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:57:27,103 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:57:27,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:57:27,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:57:27,105 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:57:27,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:57:27,106 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:57:27,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:57:27,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:57:27,108 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:57:27,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:57:27,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:57:27,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:57:27,109 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:57:27,109 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:57:27,110 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:57:27,111 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:57:27,111 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:57:27,111 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:57:27,112 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:57:27,112 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:57:27,112 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_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 211883c60ce0bb06b72e4a9000b7135ce379464c60607038b1e2cd858553e4b3 [2023-11-24 23:57:27,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:57:27,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:57:27,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:57:27,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:57:27,585 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:57:27,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-24 23:57:30,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:57:31,053 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:57:31,054 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-24 23:57:31,066 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data/4674be99d/ad22be13dced493ca8e7d96b1d29dd0f/FLAG6fd421dee [2023-11-24 23:57:31,080 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/data/4674be99d/ad22be13dced493ca8e7d96b1d29dd0f [2023-11-24 23:57:31,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:57:31,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:57:31,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:57:31,086 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:57:31,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:57:31,092 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,093 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6025ff52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31, skipping insertion in model container [2023-11-24 23:57:31,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,141 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:57:31,308 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_7b3c1478-fb90-4614-9765-6895fe645c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-24 23:57:31,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:57:31,454 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:57:31,471 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_7b3c1478-fb90-4614-9765-6895fe645c88/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-94.i[916,929] [2023-11-24 23:57:31,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:57:31,590 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:57:31,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31 WrapperNode [2023-11-24 23:57:31,591 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:57:31,592 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:57:31,592 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:57:31,592 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:57:31,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,631 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,736 INFO L138 Inliner]: procedures = 27, calls = 40, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 199 [2023-11-24 23:57:31,741 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:57:31,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:57:31,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:57:31,742 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:57:31,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,788 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,819 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,829 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:57:31,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:57:31,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:57:31,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:57:31,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (1/1) ... [2023-11-24 23:57:31,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:57:31,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:57:31,915 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:57:31,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:57:31,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:57:31,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:57:31,963 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:57:31,964 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:57:31,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:57:31,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:57:32,105 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:57:32,109 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:57:37,906 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:57:37,997 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:57:37,998 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:57:37,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:57:37 BoogieIcfgContainer [2023-11-24 23:57:37,999 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:57:38,001 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:57:38,002 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:57:38,005 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:57:38,006 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:57:31" (1/3) ... [2023-11-24 23:57:38,007 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eadb7a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:57:38, skipping insertion in model container [2023-11-24 23:57:38,007 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:57:31" (2/3) ... [2023-11-24 23:57:38,008 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eadb7a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:57:38, skipping insertion in model container [2023-11-24 23:57:38,008 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:57:37" (3/3) ... [2023-11-24 23:57:38,010 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-94.i [2023-11-24 23:57:38,033 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:57:38,033 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:57:38,091 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:57:38,099 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;@2aa3963, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:57:38,099 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:57:38,106 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 49 states have (on average 1.489795918367347) internal successors, (73), 50 states have internal predecessors, (73), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-24 23:57:38,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 23:57:38,126 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:57:38,127 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:57:38,128 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:57:38,134 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:57:38,135 INFO L85 PathProgramCache]: Analyzing trace with hash 1114480480, now seen corresponding path program 1 times [2023-11-24 23:57:38,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:57:38,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084562987] [2023-11-24 23:57:38,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:57:38,154 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 [2023-11-24 23:57:38,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:57:38,161 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:57:38,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:57:38,964 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:57:38,984 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:57:39,081 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 712 proven. 0 refuted. 0 times theorem prover too weak. 692 trivial. 0 not checked. [2023-11-24 23:57:39,082 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:57:39,083 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:57:39,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084562987] [2023-11-24 23:57:39,084 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1084562987] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:57:39,084 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:57:39,085 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:57:39,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736242801] [2023-11-24 23:57:39,088 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:57:39,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:57:39,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:57:39,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:57:39,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:57:39,134 INFO L87 Difference]: Start difference. First operand has 79 states, 49 states have (on average 1.489795918367347) internal successors, (73), 50 states have internal predecessors, (73), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-24 23:57:41,378 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:57:41,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:57:41,437 INFO L93 Difference]: Finished difference Result 157 states and 280 transitions. [2023-11-24 23:57:41,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:57:41,440 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 171 [2023-11-24 23:57:41,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:57:41,451 INFO L225 Difference]: With dead ends: 157 [2023-11-24 23:57:41,452 INFO L226 Difference]: Without dead ends: 77 [2023-11-24 23:57:41,457 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:57:41,462 INFO L413 NwaCegarLoop]: 119 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 119 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-24 23:57:41,464 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 1 Unknown, 0 Unchecked, 2.3s Time] [2023-11-24 23:57:41,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2023-11-24 23:57:41,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 77. [2023-11-24 23:57:41,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 77 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 48 states have internal predecessors, (68), 27 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2023-11-24 23:57:41,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 77 states and 122 transitions. [2023-11-24 23:57:41,542 INFO L78 Accepts]: Start accepts. Automaton has 77 states and 122 transitions. Word has length 171 [2023-11-24 23:57:41,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:57:41,543 INFO L495 AbstractCegarLoop]: Abstraction has 77 states and 122 transitions. [2023-11-24 23:57:41,544 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 2 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2023-11-24 23:57:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 122 transitions. [2023-11-24 23:57:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 23:57:41,550 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:57:41,550 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:57:41,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-24 23:57:41,760 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:41,760 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:57:41,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:57:41,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1616248670, now seen corresponding path program 1 times [2023-11-24 23:57:41,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:57:41,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1198011161] [2023-11-24 23:57:41,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:57:41,763 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 [2023-11-24 23:57:41,763 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:57:41,765 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:57:41,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:42,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:57:42,330 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:57:42,361 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:57:45,046 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-24 23:57:45,046 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:57:45,047 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:57:45,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1198011161] [2023-11-24 23:57:45,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1198011161] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:57:45,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:57:45,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-24 23:57:45,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234309947] [2023-11-24 23:57:45,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:57:45,050 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:57:45,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:57:45,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:57:45,052 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:57:45,052 INFO L87 Difference]: Start difference. First operand 77 states and 122 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-24 23:57:47,494 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:57:49,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.96s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:57:51,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:57:52,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:57:52,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:57:52,976 INFO L93 Difference]: Finished difference Result 278 states and 441 transitions. [2023-11-24 23:57:52,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:57:52,977 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 171 [2023-11-24 23:57:52,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:57:52,982 INFO L225 Difference]: With dead ends: 278 [2023-11-24 23:57:52,982 INFO L226 Difference]: Without dead ends: 202 [2023-11-24 23:57:52,984 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:57:52,986 INFO L413 NwaCegarLoop]: 113 mSDtfsCounter, 176 mSDsluCounter, 227 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 65 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 340 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 65 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-11-24 23:57:52,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 340 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [65 Valid, 26 Invalid, 1 Unknown, 0 Unchecked, 7.8s Time] [2023-11-24 23:57:52,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2023-11-24 23:57:53,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 149. [2023-11-24 23:57:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 92 states have (on average 1.3695652173913044) internal successors, (126), 92 states have internal predecessors, (126), 54 states have call successors, (54), 2 states have call predecessors, (54), 2 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-24 23:57:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 234 transitions. [2023-11-24 23:57:53,028 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 234 transitions. Word has length 171 [2023-11-24 23:57:53,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:57:53,030 INFO L495 AbstractCegarLoop]: Abstraction has 149 states and 234 transitions. [2023-11-24 23:57:53,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 3 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-24 23:57:53,030 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 234 transitions. [2023-11-24 23:57:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 23:57:53,034 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:57:53,034 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:57:53,052 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:53,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:53,247 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:57:53,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:57:53,248 INFO L85 PathProgramCache]: Analyzing trace with hash 684573920, now seen corresponding path program 1 times [2023-11-24 23:57:53,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:57:53,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [799802105] [2023-11-24 23:57:53,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:57:53,250 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 [2023-11-24 23:57:53,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:57:53,251 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:57:53,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:53,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:57:53,815 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 23:57:53,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:57:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1404 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1404 trivial. 0 not checked. [2023-11-24 23:57:53,968 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-24 23:57:53,968 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-24 23:57:53,969 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [799802105] [2023-11-24 23:57:53,969 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [799802105] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:57:53,969 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:57:53,969 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-24 23:57:53,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200811444] [2023-11-24 23:57:53,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:57:53,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-24 23:57:53,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-24 23:57:53,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-24 23:57:53,974 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-24 23:57:53,974 INFO L87 Difference]: Start difference. First operand 149 states and 234 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-24 23:57:56,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-24 23:57:57,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:57:57,937 INFO L93 Difference]: Finished difference Result 331 states and 515 transitions. [2023-11-24 23:57:57,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-24 23:57:57,939 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 171 [2023-11-24 23:57:57,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:57:57,944 INFO L225 Difference]: With dead ends: 331 [2023-11-24 23:57:57,945 INFO L226 Difference]: Without dead ends: 183 [2023-11-24 23:57:57,948 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:57:57,950 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 67 mSDsluCounter, 203 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 357 SdHoareTripleChecker+Invalid, 71 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2023-11-24 23:57:57,951 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [67 Valid, 357 Invalid, 71 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 68 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2023-11-24 23:57:57,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2023-11-24 23:57:57,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 182. [2023-11-24 23:57:57,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 107 states have (on average 1.2990654205607477) internal successors, (139), 108 states have internal predecessors, (139), 70 states have call successors, (70), 4 states have call predecessors, (70), 4 states have return successors, (70), 69 states have call predecessors, (70), 70 states have call successors, (70) [2023-11-24 23:57:57,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 279 transitions. [2023-11-24 23:57:57,998 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 279 transitions. Word has length 171 [2023-11-24 23:57:57,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:57:57,999 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 279 transitions. [2023-11-24 23:57:58,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2023-11-24 23:57:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 279 transitions. [2023-11-24 23:57:58,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-24 23:57:58,004 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:57:58,005 INFO L195 NwaCegarLoop]: trace histogram [27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:57:58,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:58,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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 [2023-11-24 23:57:58,217 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:57:58,217 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:57:58,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1451857573, now seen corresponding path program 1 times [2023-11-24 23:57:58,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-24 23:57:58,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1323750876] [2023-11-24 23:57:58,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:57:58,219 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 [2023-11-24 23:57:58,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/mathsat [2023-11-24 23:57:58,220 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/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) [2023-11-24 23:57:58,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b3c1478-fb90-4614-9765-6895fe645c88/bin/utaipan-verify-SwPr7d2a91/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-24 23:57:59,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:57:59,346 INFO L262 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 53 conjunts are in the unsatisfiable core [2023-11-24 23:57:59,375 INFO L285 TraceCheckSpWp]: Computing forward predicates...