./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb1072a3da1b902d46ecd9ce74b2a1554240d32d65c2b6555e02c12869b56270 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:46:20,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:46:20,995 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-12-02 16:46:20,999 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:46:21,000 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:46:21,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:46:21,024 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:46:21,024 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:46:21,025 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:46:21,025 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:46:21,026 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:46:21,027 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:46:21,027 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:46:21,028 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 16:46:21,028 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:46:21,029 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:46:21,029 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 16:46:21,030 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 16:46:21,030 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:46:21,031 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 16:46:21,031 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 16:46:21,032 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 16:46:21,033 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:46:21,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:46:21,034 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:46:21,034 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 16:46:21,034 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:46:21,035 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:46:21,035 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:46:21,036 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:46:21,036 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:46:21,036 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:46:21,037 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:46:21,037 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:46:21,037 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:46:21,037 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:46:21,038 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:46:21,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:46:21,038 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:46:21,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:46:21,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:46:21,039 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 16:46:21,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 16:46:21,039 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:46:21,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:46:21,039 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:46:21,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:46:21,040 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb1072a3da1b902d46ecd9ce74b2a1554240d32d65c2b6555e02c12869b56270 [2023-12-02 16:46:21,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:46:21,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:46:21,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:46:21,276 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:46:21,276 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:46:21,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i [2023-12-02 16:46:24,077 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:46:24,302 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:46:24,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i [2023-12-02 16:46:24,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data/d65e65099/f948913b4dc14a04a55a764dcb29b90d/FLAGeed974175 [2023-12-02 16:46:24,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data/d65e65099/f948913b4dc14a04a55a764dcb29b90d [2023-12-02 16:46:24,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:46:24,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:46:24,332 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:46:24,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:46:24,338 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:46:24,339 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,340 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@290ff12c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24, skipping insertion in model container [2023-12-02 16:46:24,340 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,381 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:46:24,516 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_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i[915,928] [2023-12-02 16:46:24,597 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:46:24,610 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:46:24,622 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_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i[915,928] [2023-12-02 16:46:24,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:46:24,681 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:46:24,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24 WrapperNode [2023-12-02 16:46:24,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:46:24,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:46:24,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:46:24,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:46:24,690 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,748 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 238 [2023-12-02 16:46:24,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:46:24,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:46:24,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:46:24,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:46:24,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,785 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,794 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,803 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:46:24,804 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:46:24,804 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:46:24,804 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:46:24,805 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (1/1) ... [2023-12-02 16:46:24,812 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:46:24,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:46:24,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:46:24,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:46:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:46:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:46:24,871 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:46:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 16:46:24,871 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:46:24,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:46:24,959 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:46:24,961 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:46:25,404 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:46:25,717 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:46:25,717 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:46:25,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:46:25 BoogieIcfgContainer [2023-12-02 16:46:25,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:46:25,721 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:46:25,721 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:46:25,724 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:46:25,724 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:46:24" (1/3) ... [2023-12-02 16:46:25,724 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29596bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:46:25, skipping insertion in model container [2023-12-02 16:46:25,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:24" (2/3) ... [2023-12-02 16:46:25,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29596bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:46:25, skipping insertion in model container [2023-12-02 16:46:25,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:46:25" (3/3) ... [2023-12-02 16:46:25,726 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-3.i [2023-12-02 16:46:25,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:46:25,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:46:25,781 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:46:25,787 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@14995c92, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:46:25,787 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:46:25,791 INFO L276 IsEmpty]: Start isEmpty. Operand has 56 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 16:46:25,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 16:46:25,801 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:46:25,802 INFO L195 NwaCegarLoop]: trace histogram [30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:46:25,802 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:46:25,806 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:46:25,807 INFO L85 PathProgramCache]: Analyzing trace with hash 1218746461, now seen corresponding path program 1 times [2023-12-02 16:46:25,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 16:46:25,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505035527] [2023-12-02 16:46:25,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:46:25,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 16:46:25,973 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-12-02 16:46:25,974 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [817505374] [2023-12-02 16:46:25,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:46:25,974 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:46:25,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:46:25,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:46:25,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-12-02 16:46:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:46:26,377 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 16:46:26,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 16:46:26,574 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 16:46:26,576 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 16:46:26,578 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 16:46:26,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:46:26,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-12-02 16:46:26,784 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 16:46:26,787 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 16:46:26,895 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 04:46:26 BoogieIcfgContainer [2023-12-02 16:46:26,895 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 16:46:26,895 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 16:46:26,896 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 16:46:26,896 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 16:46:26,896 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:46:25" (3/4) ... [2023-12-02 16:46:26,899 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 16:46:26,900 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 16:46:26,901 INFO L158 Benchmark]: Toolchain (without parser) took 2570.17ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 100.9MB in the beginning and 98.1MB in the end (delta: 2.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2023-12-02 16:46:26,902 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory was 107.8MB in the beginning and 107.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:46:26,903 INFO L158 Benchmark]: CACSL2BoogieTranslator took 349.57ms. Allocated memory is still 136.3MB. Free memory was 100.9MB in the beginning and 83.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 16:46:26,903 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.07ms. Allocated memory is still 136.3MB. Free memory was 83.7MB in the beginning and 78.3MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 16:46:26,904 INFO L158 Benchmark]: Boogie Preprocessor took 54.32ms. Allocated memory is still 136.3MB. Free memory was 78.3MB in the beginning and 75.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 16:46:26,905 INFO L158 Benchmark]: RCFGBuilder took 914.72ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 75.3MB in the beginning and 88.9MB in the end (delta: -13.6MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-12-02 16:46:26,905 INFO L158 Benchmark]: TraceAbstraction took 1174.00ms. Allocated memory is still 180.4MB. Free memory was 87.7MB in the beginning and 98.1MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:46:26,906 INFO L158 Benchmark]: Witness Printer took 4.61ms. Allocated memory is still 180.4MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 16:46:26,909 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 136.3MB. Free memory was 107.8MB in the beginning and 107.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 349.57ms. Allocated memory is still 136.3MB. Free memory was 100.9MB in the beginning and 83.7MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.07ms. Allocated memory is still 136.3MB. Free memory was 83.7MB in the beginning and 78.3MB in the end (delta: 5.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.32ms. Allocated memory is still 136.3MB. Free memory was 78.3MB in the beginning and 75.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 914.72ms. Allocated memory was 136.3MB in the beginning and 180.4MB in the end (delta: 44.0MB). Free memory was 75.3MB in the beginning and 88.9MB in the end (delta: -13.6MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1174.00ms. Allocated memory is still 180.4MB. Free memory was 87.7MB in the beginning and 98.1MB in the end (delta: -10.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.61ms. Allocated memory is still 180.4MB. Free memory is still 98.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 93, overapproximation of shiftLeft at line 84, overapproximation of someBinaryArithmeticDOUBLEoperation at line 96, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryArithmeticFLOAToperation at line 67. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = -2; [L23] unsigned char var_1_4 = 128; [L24] signed char var_1_5 = 32; [L25] unsigned char var_1_6 = 0; [L26] unsigned char var_1_7 = 0; [L27] unsigned char var_1_9 = 0; [L28] unsigned short int var_1_10 = 5; [L29] unsigned long int var_1_12 = 500; [L30] signed char var_1_13 = -2; [L31] float var_1_14 = 128.5; [L32] float var_1_16 = 99999999999999.05; [L33] float var_1_17 = 1.125; [L34] float var_1_18 = 0.30000000000000004; [L35] double var_1_19 = 128.6; [L36] unsigned char var_1_20 = 25; [L37] unsigned char var_1_21 = 128; [L38] unsigned char var_1_22 = 8; [L39] unsigned char var_1_23 = 0; [L40] unsigned char var_1_24 = 32; [L41] unsigned char var_1_26 = 200; [L42] unsigned char var_1_27 = 5; [L43] unsigned char var_1_28 = 0; [L44] signed long int var_1_29 = -2; [L45] double var_1_31 = 127.8; [L46] double var_1_32 = 24.5; [L47] double var_1_33 = 1000000.75; [L48] double var_1_34 = 5.5; [L49] unsigned char last_1_var_1_6 = 0; [L50] unsigned short int last_1_var_1_10 = 5; [L51] unsigned char last_1_var_1_20 = 25; [L52] unsigned char last_1_var_1_28 = 0; [L53] signed long int last_1_var_1_29 = -2; [L214] isInitial = 1 [L215] FCALL initially() [L216] int k_loop; [L217] k_loop = 0 VAL [isInitial=1, k_loop=0, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=128, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L217] COND TRUE k_loop < 1 [L218] CALL updateLastVariables() [L203] last_1_var_1_6 = var_1_6 [L204] last_1_var_1_10 = var_1_10 [L205] last_1_var_1_20 = var_1_20 [L206] last_1_var_1_28 = var_1_28 [L207] last_1_var_1_29 = var_1_29 [L218] RET updateLastVariables() [L219] CALL updateVariables() [L154] var_1_4 = __VERIFIER_nondet_uchar() [L155] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L155] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L156] CALL assume_abort_if_not(var_1_4 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L156] RET assume_abort_if_not(var_1_4 <= 255) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L157] CALL assume_abort_if_not(var_1_4 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L157] RET assume_abort_if_not(var_1_4 != 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=32, var_1_6=0, var_1_7=0, var_1_9=0] [L158] var_1_5 = __VERIFIER_nondet_char() [L159] CALL assume_abort_if_not(var_1_5 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L159] RET assume_abort_if_not(var_1_5 >= -63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=0, var_1_9=0] [L160] CALL assume_abort_if_not(var_1_5 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=0, var_1_9=0] [L20] COND FALSE !(!cond) [L160] RET assume_abort_if_not(var_1_5 <= 63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=0, var_1_9=0] [L161] var_1_7 = __VERIFIER_nondet_uchar() [L162] CALL assume_abort_if_not(var_1_7 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L162] RET assume_abort_if_not(var_1_7 >= 1) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L163] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L163] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L164] var_1_9 = __VERIFIER_nondet_uchar() [L165] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1] [L20] COND FALSE !(!cond) [L165] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1] [L166] CALL assume_abort_if_not(var_1_9 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L166] RET assume_abort_if_not(var_1_9 <= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=-2, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L167] var_1_13 = __VERIFIER_nondet_char() [L168] CALL assume_abort_if_not(var_1_13 >= -128) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L168] RET assume_abort_if_not(var_1_13 >= -128) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L169] CALL assume_abort_if_not(var_1_13 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L169] RET assume_abort_if_not(var_1_13 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L170] CALL assume_abort_if_not(var_1_13 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L170] RET assume_abort_if_not(var_1_13 != 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_16=1999999999999981/20, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L171] var_1_16 = __VERIFIER_nondet_float() [L172] CALL assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L172] RET assume_abort_if_not((var_1_16 >= -461168.6018427382800e+13F && var_1_16 <= -1.0e-20F) || (var_1_16 <= 4611686.018427382800e+12F && var_1_16 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_17=9/8, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L173] var_1_17 = __VERIFIER_nondet_float() [L174] CALL assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L174] RET assume_abort_if_not((var_1_17 >= -461168.6018427382800e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 4611686.018427382800e+12F && var_1_17 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_18=7500000000000001/25000000000000000, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L175] var_1_18 = __VERIFIER_nondet_float() [L176] CALL assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L176] RET assume_abort_if_not((var_1_18 >= -461168.6018427382800e+13F && var_1_18 <= -1.0e-20F) || (var_1_18 <= 4611686.018427382800e+12F && var_1_18 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=128, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L177] var_1_21 = __VERIFIER_nondet_uchar() [L178] CALL assume_abort_if_not(var_1_21 >= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L178] RET assume_abort_if_not(var_1_21 >= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L179] CALL assume_abort_if_not(var_1_21 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L179] RET assume_abort_if_not(var_1_21 <= 254) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=8, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L180] var_1_22 = __VERIFIER_nondet_uchar() [L181] CALL assume_abort_if_not(var_1_22 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L181] RET assume_abort_if_not(var_1_22 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L182] CALL assume_abort_if_not(var_1_22 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L182] RET assume_abort_if_not(var_1_22 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=0, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L183] var_1_23 = __VERIFIER_nondet_uchar() [L184] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L184] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L185] CALL assume_abort_if_not(var_1_23 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L185] RET assume_abort_if_not(var_1_23 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=32, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L186] var_1_24 = __VERIFIER_nondet_uchar() [L187] CALL assume_abort_if_not(var_1_24 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L187] RET assume_abort_if_not(var_1_24 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L188] CALL assume_abort_if_not(var_1_24 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L188] RET assume_abort_if_not(var_1_24 <= 127) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=200, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L189] var_1_26 = __VERIFIER_nondet_uchar() [L190] CALL assume_abort_if_not(var_1_26 >= 190) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L190] RET assume_abort_if_not(var_1_26 >= 190) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L191] CALL assume_abort_if_not(var_1_26 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L191] RET assume_abort_if_not(var_1_26 <= 254) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=5, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L192] var_1_27 = __VERIFIER_nondet_uchar() [L193] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L193] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L194] CALL assume_abort_if_not(var_1_27 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L194] RET assume_abort_if_not(var_1_27 <= 63) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_32=49/2, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L195] var_1_32 = __VERIFIER_nondet_double() [L196] CALL assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L196] RET assume_abort_if_not((var_1_32 >= 0.0F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854765600e+12F && var_1_32 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_33=4000003/4, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L197] var_1_33 = __VERIFIER_nondet_double() [L198] CALL assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L198] RET assume_abort_if_not((var_1_33 >= 0.0F && var_1_33 <= -1.0e-20F) || (var_1_33 <= 9223372.036854765600e+12F && var_1_33 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_34=11/2, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L199] var_1_34 = __VERIFIER_nondet_double() [L200] CALL assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L20] COND FALSE !(!cond) [L200] RET assume_abort_if_not((var_1_34 >= -461168.6018427382800e+13F && var_1_34 <= -1.0e-20F) || (var_1_34 <= 4611686.018427382800e+12F && var_1_34 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=5, var_1_12=500, var_1_13=1, var_1_14=257/2, var_1_19=643/5, var_1_1=-2, var_1_20=25, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=-2, var_1_31=639/5, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L219] RET updateVariables() [L220] CALL step() [L57] COND FALSE !(var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) [L60] COND TRUE (((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7 [L61] var_1_6 = var_1_9 [L66] COND FALSE !(var_1_6 || var_1_6) [L69] var_1_14 = var_1_16 [L71] unsigned char stepLocal_2 = var_1_9; [L72] COND FALSE !(stepLocal_2 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) [L77] var_1_10 = last_1_var_1_28 [L79] unsigned char stepLocal_8 = var_1_26; [L80] unsigned char stepLocal_7 = last_1_var_1_6; [L81] unsigned char stepLocal_6 = var_1_24; [L82] COND FALSE !(var_1_7 && stepLocal_7) [L89] signed long int stepLocal_3 = var_1_4 / var_1_13; [L90] COND TRUE var_1_5 != stepLocal_3 [L91] var_1_12 = ((((var_1_28) > (8u)) ? (var_1_28) : (8u))) [L93] COND TRUE var_1_16 <= var_1_14 [L94] COND TRUE var_1_28 == var_1_10 [L95] COND TRUE \read(var_1_7) [L96] var_1_31 = (var_1_32 - var_1_33) [L106] COND TRUE ! var_1_6 [L107] COND FALSE !(var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) [L110] var_1_19 = var_1_16 [L115] unsigned short int stepLocal_5 = var_1_10; [L116] signed char stepLocal_4 = var_1_13; [L117] COND FALSE !((var_1_14 * var_1_18) > var_1_16) [L128] COND FALSE !(\read(var_1_9)) [L131] var_1_20 = var_1_27 [L134] unsigned short int stepLocal_1 = var_1_10; [L135] signed long int stepLocal_0 = var_1_28 / var_1_4; [L136] COND FALSE !(var_1_10 != stepLocal_0) [L143] unsigned char stepLocal_10 = var_1_26; [L144] unsigned char stepLocal_9 = var_1_6; [L145] COND FALSE !(var_1_27 > stepLocal_10) [L148] COND TRUE stepLocal_9 || var_1_7 [L149] var_1_29 = var_1_12 [L220] RET step() [L221] CALL, EXPR property() [L210] EXPR ((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1) [L210] EXPR (var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1 [L210] EXPR ((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1) [L210-L211] return ((((((((((var_1_10 != (var_1_28 / var_1_4)) ? ((var_1_28 >= var_1_10) ? (var_1_1 == ((signed char) (((((var_1_5) < 0 ) ? -(var_1_5) : (var_1_5))) + -5))) : (var_1_1 == ((signed char) var_1_5))) : 1) && ((var_1_4 != (last_1_var_1_20 + last_1_var_1_10)) ? (var_1_6 == ((unsigned char) ((var_1_4 <= last_1_var_1_20) && (! var_1_7)))) : (((((((last_1_var_1_29) > (last_1_var_1_29)) ? (last_1_var_1_29) : (last_1_var_1_29))) > var_1_5) || var_1_7) ? (var_1_6 == ((unsigned char) var_1_9)) : (var_1_6 == ((unsigned char) var_1_7))))) && ((var_1_9 && ((var_1_4 * last_1_var_1_28) >= (last_1_var_1_29 + last_1_var_1_29))) ? (var_1_7 ? (var_1_10 == ((unsigned short int) last_1_var_1_28)) : 1) : (var_1_10 == ((unsigned short int) last_1_var_1_28)))) && ((var_1_5 != (var_1_4 / var_1_13)) ? (var_1_12 == ((unsigned long int) ((((var_1_28) > (8u)) ? (var_1_28) : (8u))))) : 1)) && ((var_1_6 || var_1_6) ? (var_1_14 == ((float) (var_1_16 + (((((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) < 0 ) ? -((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18))) : ((((var_1_17) < (var_1_18)) ? (var_1_17) : (var_1_18)))))))) : (var_1_14 == ((float) var_1_16)))) && ((! var_1_6) ? ((var_1_31 < ((((var_1_16) < (var_1_18)) ? (var_1_16) : (var_1_18)))) ? (var_1_19 == ((double) (49.5 + ((((var_1_18) > (var_1_17)) ? (var_1_18) : (var_1_17)))))) : (var_1_19 == ((double) var_1_16))) : (var_1_19 == ((double) var_1_17)))) && (((var_1_14 * var_1_18) > var_1_16) ? ((var_1_12 < var_1_13) ? (var_1_20 == ((unsigned char) (((((var_1_21 - var_1_22)) > ((var_1_23 + var_1_24))) ? ((var_1_21 - var_1_22)) : ((var_1_23 + var_1_24)))))) : ((var_1_10 < var_1_21) ? (var_1_20 == ((unsigned char) ((((var_1_23) < (var_1_24)) ? (var_1_23) : (var_1_24))))) : (var_1_20 == ((unsigned char) ((var_1_26 - var_1_27) - var_1_24))))) : (var_1_9 ? (var_1_20 == ((unsigned char) var_1_24)) : (var_1_20 == ((unsigned char) var_1_27))))) && ((var_1_7 && last_1_var_1_6) ? ((last_1_var_1_20 > var_1_24) ? ((var_1_26 < ((var_1_13 * var_1_4) << last_1_var_1_20)) ? (var_1_28 == ((unsigned char) var_1_24)) : 1) : 1) : 1)) && ((var_1_27 > var_1_26) ? (var_1_29 == ((signed long int) (var_1_1 - ((((var_1_10) > (((((var_1_28) < (var_1_10)) ? (var_1_28) : (var_1_10))))) ? (var_1_10) : (((((var_1_28) < (var_1_10)) ? (var_1_28) : (var_1_10))))))))) : ((var_1_6 || var_1_7) ? (var_1_29 == ((signed long int) var_1_12)) : 1))) && ((var_1_16 <= var_1_14) ? ((var_1_28 == var_1_10) ? (var_1_7 ? (var_1_31 == ((double) (var_1_32 - var_1_33))) : (var_1_31 == ((double) (var_1_18 + ((((var_1_34) > (var_1_17)) ? (var_1_34) : (var_1_17))))))) : (var_1_31 == ((double) var_1_16))) : (var_1_31 == ((double) var_1_17))) ; [L221] RET, EXPR property() [L221] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=1, var_1_14=2, var_1_16=2, var_1_17=3, var_1_19=2, var_1_1=-2, var_1_20=0, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_10=5, last_1_var_1_20=25, last_1_var_1_28=0, last_1_var_1_29=-2, last_1_var_1_6=0, var_1_10=0, var_1_12=8, var_1_13=1, var_1_14=2, var_1_16=2, var_1_17=3, var_1_19=2, var_1_1=-2, var_1_20=0, var_1_21=127, var_1_22=127, var_1_23=127, var_1_24=0, var_1_26=254, var_1_27=0, var_1_28=0, var_1_29=8, var_1_31=3, var_1_4=30, var_1_5=29, var_1_6=0, var_1_7=1, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 56 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=56occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 111 NumberOfCodeBlocks, 111 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-12-02 16:46:26,929 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb1072a3da1b902d46ecd9ce74b2a1554240d32d65c2b6555e02c12869b56270 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 16:46:28,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 16:46:28,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2023-12-02 16:46:28,981 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 16:46:28,981 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 16:46:29,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 16:46:29,011 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 16:46:29,012 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 16:46:29,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 16:46:29,013 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 16:46:29,014 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 16:46:29,015 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 16:46:29,015 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 16:46:29,016 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 16:46:29,016 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 16:46:29,017 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 16:46:29,018 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 16:46:29,019 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 16:46:29,019 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 16:46:29,020 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 16:46:29,020 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 16:46:29,023 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 16:46:29,023 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 16:46:29,024 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 16:46:29,024 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 16:46:29,024 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 16:46:29,025 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 16:46:29,025 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 16:46:29,026 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 16:46:29,026 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 16:46:29,026 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 16:46:29,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 16:46:29,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 16:46:29,028 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 16:46:29,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:46:29,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 16:46:29,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 16:46:29,029 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 16:46:29,029 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 16:46:29,029 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 16:46:29,029 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 16:46:29,030 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 16:46:29,030 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 16:46:29,030 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 16:46:29,030 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb1072a3da1b902d46ecd9ce74b2a1554240d32d65c2b6555e02c12869b56270 [2023-12-02 16:46:29,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 16:46:29,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 16:46:29,338 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 16:46:29,339 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 16:46:29,339 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 16:46:29,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i [2023-12-02 16:46:32,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 16:46:32,353 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 16:46:32,353 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i [2023-12-02 16:46:32,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data/d23b6021d/0ae8743bc23849e29339ad9665e80f1b/FLAGd4e244b29 [2023-12-02 16:46:32,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/data/d23b6021d/0ae8743bc23849e29339ad9665e80f1b [2023-12-02 16:46:32,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 16:46:32,379 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 16:46:32,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 16:46:32,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 16:46:32,386 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 16:46:32,387 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,388 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78d880da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32, skipping insertion in model container [2023-12-02 16:46:32,388 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 16:46:32,577 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_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i[915,928] [2023-12-02 16:46:32,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:46:32,663 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 16:46:32,675 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_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_100-1loop_file-3.i[915,928] [2023-12-02 16:46:32,713 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 16:46:32,732 INFO L206 MainTranslator]: Completed translation [2023-12-02 16:46:32,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32 WrapperNode [2023-12-02 16:46:32,733 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 16:46:32,734 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 16:46:32,734 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 16:46:32,735 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 16:46:32,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,814 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 215 [2023-12-02 16:46:32,814 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 16:46:32,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 16:46:32,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 16:46:32,816 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 16:46:32,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,830 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,831 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,855 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,858 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,863 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 16:46:32,864 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 16:46:32,865 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 16:46:32,865 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 16:46:32,866 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (1/1) ... [2023-12-02 16:46:32,871 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 16:46:32,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:46:32,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 16:46:32,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 16:46:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 16:46:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 16:46:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 16:46:32,930 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 16:46:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 16:46:32,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 16:46:33,027 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 16:46:33,030 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 16:46:37,627 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 16:46:37,676 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 16:46:37,677 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 16:46:37,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:46:37 BoogieIcfgContainer [2023-12-02 16:46:37,677 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 16:46:37,680 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 16:46:37,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 16:46:37,683 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 16:46:37,684 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 04:46:32" (1/3) ... [2023-12-02 16:46:37,684 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f34ae8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:46:37, skipping insertion in model container [2023-12-02 16:46:37,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 04:46:32" (2/3) ... [2023-12-02 16:46:37,685 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f34ae8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 04:46:37, skipping insertion in model container [2023-12-02 16:46:37,685 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 04:46:37" (3/3) ... [2023-12-02 16:46:37,687 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_100-1loop_file-3.i [2023-12-02 16:46:37,705 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 16:46:37,705 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 16:46:37,755 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 16:46:37,762 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6ed269b7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 16:46:37,762 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 16:46:37,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 88 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-12-02 16:46:37,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 16:46:37,784 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:46:37,785 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:46:37,785 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:46:37,790 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:46:37,791 INFO L85 PathProgramCache]: Analyzing trace with hash -314680372, now seen corresponding path program 1 times [2023-12-02 16:46:37,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:46:37,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697240520] [2023-12-02 16:46:37,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:46:37,807 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 [2023-12-02 16:46:37,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:46:37,808 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:46:37,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:46:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:46:38,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:46:38,449 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:46:39,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-12-02 16:46:39,385 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:46:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 16:46:39,907 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:46:39,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697240520] [2023-12-02 16:46:39,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697240520] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:46:39,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1228405815] [2023-12-02 16:46:39,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:46:39,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:46:39,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:46:39,912 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:46:39,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 16:46:41,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:46:41,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:46:41,231 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:46:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1740 trivial. 0 not checked. [2023-12-02 16:46:42,370 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 16:46:42,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1228405815] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 16:46:42,370 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-12-02 16:46:42,371 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6, 6] total 12 [2023-12-02 16:46:42,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529484465] [2023-12-02 16:46:42,374 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 16:46:42,379 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-02 16:46:42,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:46:42,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-02 16:46:42,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-12-02 16:46:42,411 INFO L87 Difference]: Start difference. First operand has 88 states, 55 states have (on average 1.490909090909091) internal successors, (82), 56 states have internal predecessors, (82), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 16:46:45,321 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:46:47,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:46:49,328 WARN L539 Checker$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 [] [2023-12-02 16:46:51,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:46:53,562 WARN L539 Checker$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 [] [2023-12-02 16:46:55,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:46:57,566 WARN L539 Checker$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 [] [2023-12-02 16:46:59,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:01,582 WARN L539 Checker$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 [] [2023-12-02 16:47:03,587 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:05,589 WARN L539 Checker$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 [] [2023-12-02 16:47:07,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:09,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:11,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:13,947 WARN L539 Checker$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 [] [2023-12-02 16:47:15,951 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:17,954 WARN L539 Checker$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 [] [2023-12-02 16:47:19,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:21,964 WARN L539 Checker$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 [] [2023-12-02 16:47:23,970 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:25,859 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:25,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:47:25,936 INFO L93 Difference]: Finished difference Result 350 states and 629 transitions. [2023-12-02 16:47:25,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-12-02 16:47:25,938 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) Word has length 189 [2023-12-02 16:47:25,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:47:25,950 INFO L225 Difference]: With dead ends: 350 [2023-12-02 16:47:25,950 INFO L226 Difference]: Without dead ends: 251 [2023-12-02 16:47:25,954 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 570 GetRequests, 553 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2023-12-02 16:47:25,958 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 391 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 92 mSolverCounterUnsat, 20 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 42.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 92 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 20 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 43.1s IncrementalHoareTripleChecker+Time [2023-12-02 16:47:25,959 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 589 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [92 Valid, 109 Invalid, 20 Unknown, 0 Unchecked, 43.1s Time] [2023-12-02 16:47:25,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2023-12-02 16:47:26,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 231. [2023-12-02 16:47:26,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 152 states have (on average 1.4473684210526316) internal successors, (220), 154 states have internal predecessors, (220), 74 states have call successors, (74), 4 states have call predecessors, (74), 4 states have return successors, (74), 72 states have call predecessors, (74), 74 states have call successors, (74) [2023-12-02 16:47:26,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 368 transitions. [2023-12-02 16:47:26,053 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 368 transitions. Word has length 189 [2023-12-02 16:47:26,055 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:47:26,055 INFO L495 AbstractCegarLoop]: Abstraction has 231 states and 368 transitions. [2023-12-02 16:47:26,056 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.0) internal successors, (42), 5 states have internal predecessors, (42), 1 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 1 states have call successors, (30) [2023-12-02 16:47:26,056 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 368 transitions. [2023-12-02 16:47:26,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-12-02 16:47:26,061 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:47:26,061 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:47:26,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-02 16:47:26,272 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 16:47:26,464 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 16:47:26,465 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:47:26,465 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:47:26,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1124026998, now seen corresponding path program 1 times [2023-12-02 16:47:26,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:47:26,467 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1086005152] [2023-12-02 16:47:26,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:47:26,467 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 [2023-12-02 16:47:26,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:47:26,469 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:47:26,469 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 16:47:26,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:47:26,986 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 16:47:26,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:47:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-12-02 16:47:27,934 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:47:28,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 16:47:28,501 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:47:28,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1086005152] [2023-12-02 16:47:28,502 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1086005152] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:47:28,502 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [718262757] [2023-12-02 16:47:28,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:47:28,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:47:28,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:47:28,503 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:47:28,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 16:47:29,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:47:29,831 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 16:47:29,836 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:47:31,581 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 545 proven. 138 refuted. 0 times theorem prover too weak. 1057 trivial. 0 not checked. [2023-12-02 16:47:31,581 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:47:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 16:47:32,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [718262757] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:47:32,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929310979] [2023-12-02 16:47:32,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:47:32,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-12-02 16:47:32,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 16:47:32,076 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-12-02 16:47:32,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-12-02 16:47:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:47:32,497 INFO L262 TraceCheckSpWp]: Trace formula consists of 316 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 16:47:32,501 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:47:33,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 663 proven. 24 refuted. 0 times theorem prover too weak. 1053 trivial. 0 not checked. [2023-12-02 16:47:33,316 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:47:33,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929310979] provided 0 perfect and 1 imperfect interpolant sequences [2023-12-02 16:47:33,885 INFO L185 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2023-12-02 16:47:33,886 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 9, 6, 9] total 16 [2023-12-02 16:47:33,886 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404079035] [2023-12-02 16:47:33,886 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2023-12-02 16:47:33,889 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-12-02 16:47:33,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 16:47:33,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-12-02 16:47:33,890 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=276, Unknown=0, NotChecked=0, Total=342 [2023-12-02 16:47:33,891 INFO L87 Difference]: Start difference. First operand 231 states and 368 transitions. Second operand has 16 states, 16 states have (on average 7.125) internal successors, (114), 16 states have internal predecessors, (114), 5 states have call successors, (101), 5 states have call predecessors, (101), 9 states have return successors, (104), 5 states have call predecessors, (104), 5 states have call successors, (104) [2023-12-02 16:47:39,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:41,324 WARN L539 Checker$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 [] [2023-12-02 16:47:43,330 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:45,339 WARN L539 Checker$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 [] [2023-12-02 16:47:47,341 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:49,344 WARN L539 Checker$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 [] [2023-12-02 16:47:51,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:53,350 WARN L539 Checker$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 [] [2023-12-02 16:47:55,357 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:47:57,362 WARN L539 Checker$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 [] [2023-12-02 16:47:58,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 16:48:00,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 16:48:00,127 INFO L93 Difference]: Finished difference Result 676 states and 1021 transitions. [2023-12-02 16:48:00,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-12-02 16:48:00,128 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 7.125) internal successors, (114), 16 states have internal predecessors, (114), 5 states have call successors, (101), 5 states have call predecessors, (101), 9 states have return successors, (104), 5 states have call predecessors, (104), 5 states have call successors, (104) Word has length 189 [2023-12-02 16:48:00,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 16:48:00,133 INFO L225 Difference]: With dead ends: 676 [2023-12-02 16:48:00,133 INFO L226 Difference]: Without dead ends: 446 [2023-12-02 16:48:00,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1019 GetRequests, 965 SyntacticMatches, 2 SemanticMatches, 52 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 762 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=653, Invalid=2209, Unknown=0, NotChecked=0, Total=2862 [2023-12-02 16:48:00,137 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 591 mSDsluCounter, 347 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 348 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 439 SdHoareTripleChecker+Invalid, 912 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 348 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.4s IncrementalHoareTripleChecker+Time [2023-12-02 16:48:00,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [592 Valid, 439 Invalid, 912 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [348 Valid, 554 Invalid, 10 Unknown, 0 Unchecked, 24.4s Time] [2023-12-02 16:48:00,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2023-12-02 16:48:00,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 238. [2023-12-02 16:48:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 161 states have (on average 1.3043478260869565) internal successors, (210), 162 states have internal predecessors, (210), 65 states have call successors, (65), 11 states have call predecessors, (65), 11 states have return successors, (65), 64 states have call predecessors, (65), 65 states have call successors, (65) [2023-12-02 16:48:00,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 340 transitions. [2023-12-02 16:48:00,200 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 340 transitions. Word has length 189 [2023-12-02 16:48:00,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 16:48:00,201 INFO L495 AbstractCegarLoop]: Abstraction has 238 states and 340 transitions. [2023-12-02 16:48:00,201 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 7.125) internal successors, (114), 16 states have internal predecessors, (114), 5 states have call successors, (101), 5 states have call predecessors, (101), 9 states have return successors, (104), 5 states have call predecessors, (104), 5 states have call successors, (104) [2023-12-02 16:48:00,201 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 340 transitions. [2023-12-02 16:48:00,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2023-12-02 16:48:00,205 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 16:48:00,206 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-02 16:48:00,236 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-12-02 16:48:00,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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)] Ended with exit code 0 [2023-12-02 16:48:00,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 16:48:00,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt [2023-12-02 16:48:00,813 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 16:48:00,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 16:48:00,813 INFO L85 PathProgramCache]: Analyzing trace with hash -690107355, now seen corresponding path program 1 times [2023-12-02 16:48:00,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 16:48:00,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [270115777] [2023-12-02 16:48:00,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:48:00,814 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 [2023-12-02 16:48:00,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 16:48:00,815 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 16:48:00,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2023-12-02 16:48:01,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:48:01,367 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 16:48:01,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:48:05,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 884 refuted. 0 times theorem prover too weak. 820 trivial. 0 not checked. [2023-12-02 16:48:05,389 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 16:48:06,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 36 proven. 51 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-12-02 16:48:06,028 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 16:48:06,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [270115777] [2023-12-02 16:48:06,029 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [270115777] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 16:48:06,029 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2134984777] [2023-12-02 16:48:06,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 16:48:06,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 16:48:06,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 16:48:06,030 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 16:48:06,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f88e4d4-1e88-48e6-b315-1c92c95c3ca5/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 16:48:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 16:48:07,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 42 conjunts are in the unsatisfiable core [2023-12-02 16:48:07,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 16:48:35,285 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 1185 proven. 108 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2023-12-02 16:48:35,285 INFO L327 TraceCheckSpWp]: Computing backward predicates...