./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/neural-networks/cartpole_67_safe.c-amalgamation.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/neural-networks/cartpole_67_safe.c-amalgamation.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3b6e4c980aae893aa9e5822c87914217944c83d013a71b1661d0d248c2ec0be2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:36,812 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:36,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:04:36,890 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:04:36,891 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:04:36,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:36,916 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:36,916 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:36,917 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:36,918 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:36,919 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:36,919 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:36,920 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:36,921 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:04:36,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:36,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:36,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:36,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:36,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:36,924 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:36,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:36,926 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:36,926 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:36,927 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:36,928 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:36,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:36,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:36,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:36,930 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:36,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:36,931 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:04:36,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:04:36,932 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:36,932 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b6e4c980aae893aa9e5822c87914217944c83d013a71b1661d0d248c2ec0be2 [2023-11-19 04:04:37,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:37,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:37,275 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:37,277 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:37,277 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:37,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/neural-networks/cartpole_67_safe.c-amalgamation.i [2023-11-19 04:04:40,544 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:41,074 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:41,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/sv-benchmarks/c/neural-networks/cartpole_67_safe.c-amalgamation.i [2023-11-19 04:04:41,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/data/a90104c01/e6d1b8f0e86549e69718658fcd8bd364/FLAG79e5ad540 [2023-11-19 04:04:41,148 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/data/a90104c01/e6d1b8f0e86549e69718658fcd8bd364 [2023-11-19 04:04:41,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:41,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:41,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:41,161 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:41,167 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:41,168 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:41" (1/1) ... [2023-11-19 04:04:41,170 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9b0420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:41, skipping insertion in model container [2023-11-19 04:04:41,170 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:41" (1/1) ... [2023-11-19 04:04:41,286 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:41,561 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:04:42,287 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/sv-benchmarks/c/neural-networks/cartpole_67_safe.c-amalgamation.i[63707,63720] [2023-11-19 04:04:42,589 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:42,793 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:42,831 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:04:42,874 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_6bd554b9-a140-4e90-8509-aa13520b4840/sv-benchmarks/c/neural-networks/cartpole_67_safe.c-amalgamation.i[63707,63720] [2023-11-19 04:04:43,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:43,393 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:43,401 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:43,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43 WrapperNode [2023-11-19 04:04:43,402 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:43,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:43,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:43,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:43,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:43,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:43,790 INFO L138 Inliner]: procedures = 621, calls = 4747, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 5015 [2023-11-19 04:04:43,791 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:43,791 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:43,792 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:43,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:43,800 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:43,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:43,854 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:43,854 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:43,988 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:44,004 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:44,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:44,047 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:44,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:44,079 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:44,079 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:44,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:44,080 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:43" (1/1) ... [2023-11-19 04:04:44,086 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:44,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:44,109 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:44,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bd554b9-a140-4e90-8509-aa13520b4840/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:04:44,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:04:44,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 04:04:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 04:04:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:44,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:04:44,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:44,409 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:44,412 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:58,858 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:05:02,731 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:05:02,732 INFO L302 CfgBuilder]: Removed 12 assume(true) statements. [2023-11-19 04:05:02,736 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:02 BoogieIcfgContainer [2023-11-19 04:05:02,737 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:05:02,740 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:05:02,740 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:05:02,750 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:05:02,751 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:05:02" (1/1) ... [2023-11-19 04:05:02,761 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:05:02,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 18 states and 30 transitions. [2023-11-19 04:05:02,830 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 30 transitions. [2023-11-19 04:05:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 04:05:02,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:02,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:03,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:04,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:05,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:05,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2023-11-19 04:05:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2023-11-19 04:05:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 04:05:05,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:05,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:06,979 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:07,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:07,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2023-11-19 04:05:07,044 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2023-11-19 04:05:07,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 04:05:07,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:07,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:07,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:08,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:08,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:08,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2023-11-19 04:05:08,844 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2023-11-19 04:05:08,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 04:05:08,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:08,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:09,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:10,644 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:05:10,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:10,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 22 states and 33 transitions. [2023-11-19 04:05:10,746 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 33 transitions. [2023-11-19 04:05:10,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 04:05:10,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:10,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:11,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:11,891 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:11,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:11,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2023-11-19 04:05:11,926 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2023-11-19 04:05:11,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 04:05:11,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:11,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:13,125 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:13,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:13,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2023-11-19 04:05:13,227 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2023-11-19 04:05:13,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:05:13,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:13,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:14,591 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:14,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:14,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 25 states and 36 transitions. [2023-11-19 04:05:14,699 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 36 transitions. [2023-11-19 04:05:14,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 04:05:14,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:14,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:16,173 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:16,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-11-19 04:05:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-11-19 04:05:16,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 04:05:16,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:16,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:16,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:17,760 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:17,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2023-11-19 04:05:17,885 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2023-11-19 04:05:17,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:05:17,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:17,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:18,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:19,477 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:19,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:19,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-11-19 04:05:19,610 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-11-19 04:05:19,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 04:05:19,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:19,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:21,631 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-11-19 04:05:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-11-19 04:05:21,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:05:21,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:21,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:22,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:05:23,503 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 04:05:23,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:05:23,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2023-11-19 04:05:23,629 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2023-11-19 04:05:23,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 04:05:23,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:05:23,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:05:23,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat