./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fa54214fa0e14b4541009c1f03168f6186b3667ce3e38d42d4698c79af003be --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:24:11,664 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:24:11,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:24:11,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:24:11,766 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:24:11,797 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:24:11,797 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:24:11,798 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:24:11,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:24:11,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:24:11,801 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:24:11,801 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:24:11,802 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:24:11,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:24:11,803 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:24:11,804 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:24:11,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:24:11,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:24:11,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:24:11,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:24:11,807 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:24:11,808 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:24:11,808 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:24:11,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:24:11,810 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:24:11,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:24:11,811 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:24:11,811 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:24:11,812 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:24:11,813 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:24:11,813 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:24:11,814 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:24:11,814 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:24:11,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:24:11,815 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:24:11,816 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:24:11,816 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:24:11,817 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:24:11,817 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:24:11,818 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fa54214fa0e14b4541009c1f03168f6186b3667ce3e38d42d4698c79af003be [2023-11-12 02:24:12,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:24:12,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:24:12,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:24:12,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:24:12,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:24:12,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i [2023-11-12 02:24:15,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:24:15,575 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:24:15,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i [2023-11-12 02:24:15,588 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data/e7ff345dc/65d1606442a440189766d26769fc91f9/FLAG37194081f [2023-11-12 02:24:15,603 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data/e7ff345dc/65d1606442a440189766d26769fc91f9 [2023-11-12 02:24:15,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:24:15,607 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:24:15,609 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:24:15,609 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:24:15,615 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:24:15,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:15,617 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@abd878c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15, skipping insertion in model container [2023-11-12 02:24:15,617 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:15,646 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:24:15,817 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_05230edc-9b2a-4e71-8e0b-0d855f57aa13/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i[917,930] [2023-11-12 02:24:15,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:24:15,901 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:24:15,914 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_05230edc-9b2a-4e71-8e0b-0d855f57aa13/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i[917,930] [2023-11-12 02:24:15,943 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:24:15,966 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:24:15,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15 WrapperNode [2023-11-12 02:24:15,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:24:15,968 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:24:15,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:24:15,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:24:15,976 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,040 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 134 [2023-11-12 02:24:16,040 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:24:16,041 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:24:16,041 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:24:16,042 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:24:16,052 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,066 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,073 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,075 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,079 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:24:16,080 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:24:16,081 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:24:16,081 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:24:16,082 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (1/1) ... [2023-11-12 02:24:16,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:24:16,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:24:16,154 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:24:16,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:24:16,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:24:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:24:16,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:24:16,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:24:16,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:24:16,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:24:16,322 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:24:16,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:24:16,683 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:24:16,691 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:24:16,691 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:24:16,694 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:24:16 BoogieIcfgContainer [2023-11-12 02:24:16,694 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:24:16,697 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:24:16,697 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:24:16,701 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:24:16,702 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:24:15" (1/3) ... [2023-11-12 02:24:16,703 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b33e652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:24:16, skipping insertion in model container [2023-11-12 02:24:16,703 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:15" (2/3) ... [2023-11-12 02:24:16,704 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b33e652 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:24:16, skipping insertion in model container [2023-11-12 02:24:16,704 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:24:16" (3/3) ... [2023-11-12 02:24:16,705 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-45.i [2023-11-12 02:24:16,727 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:24:16,727 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:24:16,784 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:24:16,792 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=PETRI_NET, 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;@5bf3d99e, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:24:16,793 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:24:16,798 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 02:24:16,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-12 02:24:16,834 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:16,836 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:16,837 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:16,844 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:16,845 INFO L85 PathProgramCache]: Analyzing trace with hash 529893324, now seen corresponding path program 1 times [2023-11-12 02:24:16,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:24:16,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858560462] [2023-11-12 02:24:16,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:16,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:24:17,117 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:24:17,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [970056946] [2023-11-12 02:24:17,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:17,130 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:24:17,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:24:17,136 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:24:17,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:24:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:24:17,338 INFO L262 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:24:17,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:24:17,405 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-12 02:24:17,405 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:24:17,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:24:17,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858560462] [2023-11-12 02:24:17,406 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:24:17,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970056946] [2023-11-12 02:24:17,407 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970056946] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:24:17,407 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:24:17,408 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:24:17,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643701186] [2023-11-12 02:24:17,411 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:24:17,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:24:17,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:24:17,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:24:17,448 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:24:17,451 INFO L87 Difference]: Start difference. First operand has 63 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-12 02:24:17,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:24:17,487 INFO L93 Difference]: Finished difference Result 119 states and 209 transitions. [2023-11-12 02:24:17,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:24:17,489 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 152 [2023-11-12 02:24:17,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:24:17,499 INFO L225 Difference]: With dead ends: 119 [2023-11-12 02:24:17,499 INFO L226 Difference]: Without dead ends: 59 [2023-11-12 02:24:17,503 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:24:17,507 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:24:17,508 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:24:17,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-12 02:24:17,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-12 02:24:17,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 02:24:17,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 87 transitions. [2023-11-12 02:24:17,562 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 87 transitions. Word has length 152 [2023-11-12 02:24:17,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:24:17,564 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 87 transitions. [2023-11-12 02:24:17,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-12 02:24:17,565 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2023-11-12 02:24:17,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-12 02:24:17,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:17,570 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:17,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 02:24:17,776 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-12 02:24:17,776 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:17,777 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:17,777 INFO L85 PathProgramCache]: Analyzing trace with hash 475310127, now seen corresponding path program 1 times [2023-11-12 02:24:17,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:24:17,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959835072] [2023-11-12 02:24:17,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:17,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:24:17,853 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:24:17,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1784769867] [2023-11-12 02:24:17,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:17,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:24:17,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:24:17,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:24:17,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:24:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:24:18,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 345 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-12 02:24:18,147 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:24:18,870 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 679 proven. 69 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2023-11-12 02:24:18,870 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:24:19,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 69 proven. 72 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-12 02:24:19,287 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:24:19,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959835072] [2023-11-12 02:24:19,287 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:24:19,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1784769867] [2023-11-12 02:24:19,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1784769867] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:24:19,288 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:24:19,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 14 [2023-11-12 02:24:19,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150638596] [2023-11-12 02:24:19,289 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:24:19,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-12 02:24:19,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:24:19,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-12 02:24:19,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-12 02:24:19,293 INFO L87 Difference]: Start difference. First operand 59 states and 87 transitions. Second operand has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 3 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-12 02:24:20,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:24:20,508 INFO L93 Difference]: Finished difference Result 268 states and 373 transitions. [2023-11-12 02:24:20,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2023-11-12 02:24:20,509 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 3 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 153 [2023-11-12 02:24:20,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:24:20,514 INFO L225 Difference]: With dead ends: 268 [2023-11-12 02:24:20,514 INFO L226 Difference]: Without dead ends: 212 [2023-11-12 02:24:20,517 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 341 GetRequests, 294 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=578, Invalid=1584, Unknown=0, NotChecked=0, Total=2162 [2023-11-12 02:24:20,518 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 263 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 392 mSolverCounterSat, 223 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 292 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 223 IncrementalHoareTripleChecker+Valid, 392 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:24:20,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 292 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [223 Valid, 392 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 02:24:20,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2023-11-12 02:24:20,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 68. [2023-11-12 02:24:20,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 39 states have (on average 1.1282051282051282) internal successors, (44), 39 states have internal predecessors, (44), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 02:24:20,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 94 transitions. [2023-11-12 02:24:20,553 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 94 transitions. Word has length 153 [2023-11-12 02:24:20,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:24:20,554 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 94 transitions. [2023-11-12 02:24:20,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.642857142857143) internal successors, (51), 14 states have internal predecessors, (51), 3 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-12 02:24:20,555 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2023-11-12 02:24:20,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-12 02:24:20,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:20,559 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:20,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:24:20,765 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:24:20,765 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:20,766 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:20,766 INFO L85 PathProgramCache]: Analyzing trace with hash 477157169, now seen corresponding path program 1 times [2023-11-12 02:24:20,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:24:20,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1373436270] [2023-11-12 02:24:20,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:20,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:24:20,839 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:24:20,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1531882176] [2023-11-12 02:24:20,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:20,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:24:20,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:24:20,854 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:24:20,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:24:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:24:21,085 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:24:21,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:24:21,267 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:24:21,267 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:24:21,269 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:24:21,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:24:21,485 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-12 02:24:21,489 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-12 02:24:21,494 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:24:21,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:24:21 BoogieIcfgContainer [2023-11-12 02:24:21,644 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:24:21,645 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:24:21,645 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:24:21,646 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:24:21,646 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:24:16" (3/4) ... [2023-11-12 02:24:21,649 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:24:21,650 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:24:21,651 INFO L158 Benchmark]: Toolchain (without parser) took 6043.79ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 138.1MB in the beginning and 154.6MB in the end (delta: -16.5MB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-12 02:24:21,651 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:24:21,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.80ms. Allocated memory is still 176.2MB. Free memory was 137.9MB in the beginning and 124.9MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:24:21,652 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.13ms. Allocated memory is still 176.2MB. Free memory was 124.9MB in the beginning and 121.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:24:21,653 INFO L158 Benchmark]: Boogie Preprocessor took 38.46ms. Allocated memory is still 176.2MB. Free memory was 121.8MB in the beginning and 120.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:24:21,653 INFO L158 Benchmark]: RCFGBuilder took 613.89ms. Allocated memory is still 176.2MB. Free memory was 120.2MB in the beginning and 101.8MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 02:24:21,654 INFO L158 Benchmark]: TraceAbstraction took 4947.81ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 101.3MB in the beginning and 154.6MB in the end (delta: -53.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:24:21,654 INFO L158 Benchmark]: Witness Printer took 4.96ms. Allocated memory is still 211.8MB. Free memory is still 154.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:24:21,657 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 134.2MB. Free memory is still 75.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.80ms. Allocated memory is still 176.2MB. Free memory was 137.9MB in the beginning and 124.9MB in the end (delta: 13.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.13ms. Allocated memory is still 176.2MB. Free memory was 124.9MB in the beginning and 121.8MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.46ms. Allocated memory is still 176.2MB. Free memory was 121.8MB in the beginning and 120.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 613.89ms. Allocated memory is still 176.2MB. Free memory was 120.2MB in the beginning and 101.8MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4947.81ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 101.3MB in the beginning and 154.6MB in the end (delta: -53.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.96ms. Allocated memory is still 211.8MB. Free memory is still 154.6MB. 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 someBinaryDOUBLEComparisonOperation at line 108, overapproximation of someBinaryFLOATComparisonOperation at line 108, overapproximation of someBinaryArithmeticDOUBLEoperation at line 48. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 999999.2; [L23] unsigned short int var_1_2 = 5; [L24] signed long int var_1_4 = -2; [L25] double var_1_6 = 0.0; [L26] double var_1_7 = 5.9; [L27] double var_1_8 = 255.6; [L28] float var_1_9 = 25.5; [L29] unsigned char var_1_10 = 0; [L30] float var_1_11 = 0.0; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_13 = 0; [L33] unsigned char var_1_14 = 0; [L34] unsigned char var_1_15 = 0; [L35] unsigned char var_1_16 = 1; [L36] unsigned char var_1_17 = 1; [L37] unsigned char var_1_18 = 64; [L38] signed char var_1_19 = -10; [L39] unsigned char var_1_20 = 5; [L40] unsigned char last_1_var_1_18 = 64; VAL [isInitial=0, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_2=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L112] isInitial = 1 [L113] FCALL initially() [L114] COND TRUE 1 [L115] CALL updateLastVariables() [L105] last_1_var_1_18 = var_1_18 VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_2=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L115] RET updateLastVariables() [L116] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_ushort() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L66] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L66] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=-2, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L67] var_1_4 = __VERIFIER_nondet_long() [L68] CALL assume_abort_if_not(var_1_4 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L68] RET assume_abort_if_not(var_1_4 >= -2147483648) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L69] CALL assume_abort_if_not(var_1_4 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L69] RET assume_abort_if_not(var_1_4 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=0, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L70] var_1_6 = __VERIFIER_nondet_double() [L71] CALL assume_abort_if_not((var_1_6 >= 4611686.018427382800e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L71] RET assume_abort_if_not((var_1_6 >= 4611686.018427382800e+12F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854765600e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=59/10, var_1_8=1278/5, var_1_9=51/2] [L72] var_1_7 = __VERIFIER_nondet_double() [L73] CALL assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=1278/5, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=1278/5, var_1_9=51/2] [L73] RET assume_abort_if_not((var_1_7 >= 0.0F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=1278/5, var_1_9=51/2] [L74] var_1_8 = __VERIFIER_nondet_double() [L75] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L75] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=0, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L76] var_1_10 = __VERIFIER_nondet_uchar() [L77] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L77] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L78] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L78] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=0, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L79] var_1_11 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_11 >= 4611686.018427382800e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L80] RET assume_abort_if_not((var_1_11 >= 4611686.018427382800e+12F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 9223372.036854765600e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L81] var_1_13 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L82] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L83] CALL assume_abort_if_not(var_1_13 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L83] RET assume_abort_if_not(var_1_13 <= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L84] var_1_14 = __VERIFIER_nondet_uchar() [L85] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L85] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L86] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L86] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L87] var_1_15 = __VERIFIER_nondet_uchar() [L88] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L88] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L89] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L89] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L90] var_1_16 = __VERIFIER_nondet_uchar() [L91] CALL assume_abort_if_not(var_1_16 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L91] RET assume_abort_if_not(var_1_16 >= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L92] CALL assume_abort_if_not(var_1_16 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L92] RET assume_abort_if_not(var_1_16 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L93] var_1_17 = __VERIFIER_nondet_uchar() [L94] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L94] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L95] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L95] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=-10, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L96] var_1_19 = __VERIFIER_nondet_char() [L97] CALL assume_abort_if_not(var_1_19 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L97] RET assume_abort_if_not(var_1_19 >= -128) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L98] CALL assume_abort_if_not(var_1_19 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L98] RET assume_abort_if_not(var_1_19 <= 127) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L99] CALL assume_abort_if_not(var_1_19 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L99] RET assume_abort_if_not(var_1_19 != 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=5, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L100] var_1_20 = __VERIFIER_nondet_uchar() [L101] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L101] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L102] CALL assume_abort_if_not(var_1_20 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L102] RET assume_abort_if_not(var_1_20 <= 254) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=64, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L116] RET updateVariables() [L117] CALL step() [L44] COND TRUE ((var_1_2 + var_1_4) / var_1_19) != last_1_var_1_18 [L45] var_1_18 = var_1_20 VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_1=4999996/5, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L47] COND TRUE (var_1_18 / 32) < (((((var_1_18 + var_1_18)) < (var_1_18)) ? ((var_1_18 + var_1_18)) : (var_1_18))) [L48] var_1_1 = ((var_1_6 - var_1_7) - var_1_8) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L52] COND TRUE var_1_18 == var_1_18 VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=1, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L53] COND TRUE \read(var_1_10) [L54] var_1_12 = (var_1_13 || var_1_14) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L59] COND FALSE !(\read(var_1_12)) VAL [isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L117] RET step() [L118] CALL, EXPR property() [L108-L109] return (((((var_1_18 / 32) < (((((var_1_18 + var_1_18)) < (var_1_18)) ? ((var_1_18 + var_1_18)) : (var_1_18)))) ? (var_1_1 == ((double) ((var_1_6 - var_1_7) - var_1_8))) : (var_1_1 == ((double) (var_1_8 - var_1_7)))) && (var_1_12 ? (var_1_9 == ((float) (((((var_1_8) < (var_1_6)) ? (var_1_8) : (var_1_6))) - (var_1_11 - 0.8f)))) : 1)) && ((var_1_18 == var_1_18) ? (var_1_10 ? (var_1_12 == ((unsigned char) (var_1_13 || var_1_14))) : (var_1_12 == ((unsigned char) (((var_1_8 >= var_1_1) || var_1_15) && ((var_1_13 || var_1_16) && var_1_17))))) : 1)) && ((((var_1_2 + var_1_4) / var_1_19) != last_1_var_1_18) ? (var_1_18 == ((unsigned char) var_1_20)) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L118] RET, EXPR property() [L118] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=64, var_1_10=1, var_1_11=5, var_1_12=0, var_1_13=0, var_1_14=0, var_1_15=1, var_1_16=1, var_1_17=1, var_1_18=32, var_1_19=2, var_1_20=32, var_1_2=0, var_1_4=1, var_1_6=2, var_1_7=3, var_1_8=4, var_1_9=51/2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.7s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 275 SdHoareTripleChecker+Valid, 0.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 263 mSDsluCounter, 379 SdHoareTripleChecker+Invalid, 0.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 189 mSDsCounter, 223 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 392 IncrementalHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 223 mSolverCounterUnsat, 190 mSDtfsCounter, 392 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 492 GetRequests, 445 SyntacticMatches, 2 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 602 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=2, InterpolantAutomatonStates: 43, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 144 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 458 NumberOfCodeBlocks, 458 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 455 ConstructedInterpolants, 0 QuantifiedInterpolants, 1474 SizeOfPredicates, 5 NumberOfNonLiveVariables, 687 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 3459/3600 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 [2023-11-12 02:24:21,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0fa54214fa0e14b4541009c1f03168f6186b3667ce3e38d42d4698c79af003be --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:24:24,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:24:24,668 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:24:24,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:24:24,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:24:24,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:24:24,724 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:24:24,724 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:24:24,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:24:24,731 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:24:24,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:24:24,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:24:24,733 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:24:24,736 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:24:24,736 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:24:24,737 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:24:24,737 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:24:24,737 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:24:24,738 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:24:24,739 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:24:24,740 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:24:24,740 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:24:24,741 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:24:24,741 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:24:24,742 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:24:24,742 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:24:24,742 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:24:24,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:24:24,743 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:24:24,744 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:24:24,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:24:24,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:24:24,746 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:24:24,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:24:24,746 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:24:24,747 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:24:24,747 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:24:24,747 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:24:24,747 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:24:24,749 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:24:24,749 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:24:24,749 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:24:24,749 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0fa54214fa0e14b4541009c1f03168f6186b3667ce3e38d42d4698c79af003be [2023-11-12 02:24:25,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:24:25,195 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:24:25,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:24:25,199 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:24:25,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:24:25,201 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i [2023-11-12 02:24:28,303 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:24:28,619 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:24:28,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i [2023-11-12 02:24:28,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data/4717fb7e9/191e42b648cf4ad3b96be640acee2c3e/FLAG7876a4ebd [2023-11-12 02:24:28,659 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/data/4717fb7e9/191e42b648cf4ad3b96be640acee2c3e [2023-11-12 02:24:28,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:24:28,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:24:28,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:24:28,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:24:28,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:24:28,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:24:28" (1/1) ... [2023-11-12 02:24:28,682 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68067115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:28, skipping insertion in model container [2023-11-12 02:24:28,682 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:24:28" (1/1) ... [2023-11-12 02:24:28,729 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:24:28,924 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_05230edc-9b2a-4e71-8e0b-0d855f57aa13/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i[917,930] [2023-11-12 02:24:29,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:24:29,027 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:24:29,045 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_05230edc-9b2a-4e71-8e0b-0d855f57aa13/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_has-floats_file-45.i[917,930] [2023-11-12 02:24:29,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:24:29,120 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:24:29,121 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29 WrapperNode [2023-11-12 02:24:29,121 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:24:29,122 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:24:29,123 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:24:29,123 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:24:29,131 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,159 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,207 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 132 [2023-11-12 02:24:29,209 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:24:29,210 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:24:29,211 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:24:29,211 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:24:29,221 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,241 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,246 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,272 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,287 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:24:29,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:24:29,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:24:29,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:24:29,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (1/1) ... [2023-11-12 02:24:29,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:24:29,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:24:29,395 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:24:29,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:24:29,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:24:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:24:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:24:29,438 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:24:29,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:24:29,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:24:29,522 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:24:29,524 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:24:35,247 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:24:35,254 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:24:35,255 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:24:35,257 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:24:35 BoogieIcfgContainer [2023-11-12 02:24:35,257 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:24:35,259 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:24:35,260 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:24:35,263 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:24:35,264 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:24:28" (1/3) ... [2023-11-12 02:24:35,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@385ccf66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:24:35, skipping insertion in model container [2023-11-12 02:24:35,265 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:24:29" (2/3) ... [2023-11-12 02:24:35,265 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@385ccf66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:24:35, skipping insertion in model container [2023-11-12 02:24:35,266 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:24:35" (3/3) ... [2023-11-12 02:24:35,267 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_floatingpointinfluence_has-floats_file-45.i [2023-11-12 02:24:35,288 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:24:35,288 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:24:35,353 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:24:35,359 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=PETRI_NET, 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;@4ee92b61, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:24:35,360 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:24:35,363 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 02:24:35,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-11-12 02:24:35,379 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:35,380 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:35,381 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:35,386 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:35,386 INFO L85 PathProgramCache]: Analyzing trace with hash 529893324, now seen corresponding path program 1 times [2023-11-12 02:24:35,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:24:35,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [522692886] [2023-11-12 02:24:35,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:35,404 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 [2023-11-12 02:24:35,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:24:35,412 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:24:35,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:24:36,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:24:36,284 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:24:36,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:24:36,361 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2023-11-12 02:24:36,361 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:24:36,362 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:24:36,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [522692886] [2023-11-12 02:24:36,363 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [522692886] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:24:36,363 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:24:36,363 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:24:36,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619619775] [2023-11-12 02:24:36,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:24:36,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:24:36,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:24:36,411 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:24:36,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:24:36,414 INFO L87 Difference]: Start difference. First operand has 63 states, 35 states have (on average 1.2857142857142858) internal successors, (45), 36 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-12 02:24:36,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:24:36,460 INFO L93 Difference]: Finished difference Result 119 states and 209 transitions. [2023-11-12 02:24:36,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:24:36,463 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 152 [2023-11-12 02:24:36,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:24:36,472 INFO L225 Difference]: With dead ends: 119 [2023-11-12 02:24:36,473 INFO L226 Difference]: Without dead ends: 59 [2023-11-12 02:24:36,477 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:24:36,480 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:24:36,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:24:36,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2023-11-12 02:24:36,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2023-11-12 02:24:36,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 32 states have (on average 1.15625) internal successors, (37), 32 states have internal predecessors, (37), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 02:24:36,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 87 transitions. [2023-11-12 02:24:36,538 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 87 transitions. Word has length 152 [2023-11-12 02:24:36,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:24:36,540 INFO L495 AbstractCegarLoop]: Abstraction has 59 states and 87 transitions. [2023-11-12 02:24:36,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2023-11-12 02:24:36,541 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2023-11-12 02:24:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-12 02:24:36,545 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:36,546 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:36,562 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:24:36,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:24:36,747 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:36,747 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:36,747 INFO L85 PathProgramCache]: Analyzing trace with hash 475310127, now seen corresponding path program 1 times [2023-11-12 02:24:36,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:24:36,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1710637016] [2023-11-12 02:24:36,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:36,749 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 [2023-11-12 02:24:36,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:24:36,751 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:24:36,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:24:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:24:37,381 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 02:24:37,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:24:38,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 679 proven. 69 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2023-11-12 02:24:38,709 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:24:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 69 proven. 72 refuted. 0 times theorem prover too weak. 1059 trivial. 0 not checked. [2023-11-12 02:24:39,572 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:24:39,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1710637016] [2023-11-12 02:24:39,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1710637016] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:24:39,574 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:24:39,574 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-12 02:24:39,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163775991] [2023-11-12 02:24:39,578 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:24:39,580 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-12 02:24:39,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:24:39,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-12 02:24:39,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-12 02:24:39,583 INFO L87 Difference]: Start difference. First operand 59 states and 87 transitions. Second operand has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 3 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-12 02:24:42,918 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:45,088 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:47,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:49,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:51,100 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:53,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:55,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:57,052 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:24:59,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:01,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:03,083 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:05,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-12 02:25:06,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:25:06,391 INFO L93 Difference]: Finished difference Result 199 states and 279 transitions. [2023-11-12 02:25:06,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-11-12 02:25:06,392 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 3 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 153 [2023-11-12 02:25:06,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:25:06,396 INFO L225 Difference]: With dead ends: 199 [2023-11-12 02:25:06,396 INFO L226 Difference]: Without dead ends: 143 [2023-11-12 02:25:06,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 294 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=315, Invalid=741, Unknown=0, NotChecked=0, Total=1056 [2023-11-12 02:25:06,400 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 184 mSDsluCounter, 164 mSDsCounter, 0 mSdLazyCounter, 336 mSolverCounterSat, 121 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 121 IncrementalHoareTripleChecker+Valid, 336 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:25:06,400 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 267 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [121 Valid, 336 Invalid, 11 Unknown, 0 Unchecked, 26.0s Time] [2023-11-12 02:25:06,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2023-11-12 02:25:06,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 68. [2023-11-12 02:25:06,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 68 states, 39 states have (on average 1.1282051282051282) internal successors, (44), 39 states have internal predecessors, (44), 25 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2023-11-12 02:25:06,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 68 states and 94 transitions. [2023-11-12 02:25:06,431 INFO L78 Accepts]: Start accepts. Automaton has 68 states and 94 transitions. Word has length 153 [2023-11-12 02:25:06,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:25:06,433 INFO L495 AbstractCegarLoop]: Abstraction has 68 states and 94 transitions. [2023-11-12 02:25:06,433 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.769230769230769) internal successors, (49), 13 states have internal predecessors, (49), 3 states have call successors, (38), 3 states have call predecessors, (38), 7 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2023-11-12 02:25:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 94 transitions. [2023-11-12 02:25:06,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-11-12 02:25:06,436 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:25:06,437 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:25:06,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:25:06,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:25:06,660 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:25:06,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:25:06,661 INFO L85 PathProgramCache]: Analyzing trace with hash 477157169, now seen corresponding path program 1 times [2023-11-12 02:25:06,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:25:06,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1370429773] [2023-11-12 02:25:06,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:25:06,669 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 [2023-11-12 02:25:06,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:25:06,672 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:25:06,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05230edc-9b2a-4e71-8e0b-0d855f57aa13/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:25:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:25:07,304 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 26 conjunts are in the unsatisfiable core [2023-11-12 02:25:07,315 INFO L285 TraceCheckSpWp]: Computing forward predicates...