./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi --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 affe6b2992f7714f4bd95d6011e70945dc7608cfcd3847461bdcd80eeea00f05 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:07:35,728 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:07:35,796 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:07:35,802 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:07:35,803 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:07:35,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:07:35,829 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:07:35,830 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:07:35,831 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:07:35,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:07:35,832 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:07:35,833 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:07:35,833 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:07:35,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:07:35,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:07:35,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:07:35,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:07:35,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:07:35,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:07:35,837 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:07:35,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:07:35,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:07:35,839 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:07:35,839 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:07:35,840 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:07:35,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:07:35,841 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:35,841 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:07:35,842 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:07:35,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:07:35,843 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:07:35,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:07:35,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:07:35,844 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_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> affe6b2992f7714f4bd95d6011e70945dc7608cfcd3847461bdcd80eeea00f05 [2023-11-24 23:07:36,131 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:07:36,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:07:36,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:07:36,167 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:07:36,168 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:07:36,169 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i [2023-11-24 23:07:39,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:07:39,538 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:07:39,539 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i [2023-11-24 23:07:39,547 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/data/a02615d21/8debf2b40a7e43389f64a5f94b5ae6d7/FLAG110383fb6 [2023-11-24 23:07:39,563 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/data/a02615d21/8debf2b40a7e43389f64a5f94b5ae6d7 [2023-11-24 23:07:39,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:07:39,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:07:39,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:39,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:07:39,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:07:39,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,577 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6a6ec0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39, skipping insertion in model container [2023-11-24 23:07:39,577 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,601 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:07:39,750 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_3caff81e-7715-4cc8-a0d4-766f5320b5b1/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i[1692,1705] [2023-11-24 23:07:39,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:39,777 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:07:39,790 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_3caff81e-7715-4cc8-a0d4-766f5320b5b1/sv-benchmarks/c/recursified_loop-crafted/recursified_simple_array_index_value_1-1.i[1692,1705] [2023-11-24 23:07:39,797 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:07:39,836 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:07:39,837 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39 WrapperNode [2023-11-24 23:07:39,837 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:07:39,839 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:39,839 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:07:39,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:07:39,846 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,854 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,870 INFO L138 Inliner]: procedures = 17, calls = 32, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 18 [2023-11-24 23:07:39,870 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:07:39,871 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:07:39,871 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:07:39,871 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:07:39,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,883 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,883 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,896 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,899 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,900 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,911 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:07:39,912 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:07:39,913 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:07:39,913 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:07:39,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:07:39" (1/1) ... [2023-11-24 23:07:39,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:07:39,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:07:39,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:07:39,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3caff81e-7715-4cc8-a0d4-766f5320b5b1/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:07:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:07:39,995 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_32_to_33_0 [2023-11-24 23:07:39,996 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_32_to_33_0 [2023-11-24 23:07:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:07:39,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:07:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:07:39,997 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:07:39,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:07:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:07:39,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:07:39,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:07:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:07:39,999 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_36_to_40_0 [2023-11-24 23:07:39,999 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_36_to_40_0 [2023-11-24 23:07:40,108 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:07:40,111 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:07:40,288 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:07:40,319 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:07:40,320 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 23:07:40,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:40 BoogieIcfgContainer [2023-11-24 23:07:40,323 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:07:40,324 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:07:40,324 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:07:40,332 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:07:40,332 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:07:40" (1/1) ... [2023-11-24 23:07:40,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:07:40,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:40,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2023-11-24 23:07:40,393 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2023-11-24 23:07:40,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 23:07:40,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:40,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:40,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:41,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:07:41,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:41,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 37 transitions. [2023-11-24 23:07:41,327 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 37 transitions. [2023-11-24 23:07:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 23:07:41,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:41,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:07:43,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:43,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 34 states and 50 transitions. [2023-11-24 23:07:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2023-11-24 23:07:43,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:43,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:43,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:44,616 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:47,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:47,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 38 states and 62 transitions. [2023-11-24 23:07:47,062 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2023-11-24 23:07:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:47,065 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:47,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:48,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:48,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 38 states and 62 transitions. [2023-11-24 23:07:48,752 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2023-11-24 23:07:48,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:48,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:48,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:50,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:50,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 40 states and 69 transitions. [2023-11-24 23:07:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 69 transitions. [2023-11-24 23:07:50,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:07:50,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:50,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:50,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:51,450 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:07:52,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 40 states and 62 transitions. [2023-11-24 23:07:52,020 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2023-11-24 23:07:52,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:52,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:52,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:53,201 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:07:53,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:53,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 42 states and 64 transitions. [2023-11-24 23:07:53,986 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2023-11-24 23:07:53,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:07:53,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:53,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:54,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:55,014 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 17 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:07:55,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 44 states and 67 transitions. [2023-11-24 23:07:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 67 transitions. [2023-11-24 23:07:55,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:07:55,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:55,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:55,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:57,198 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:07:58,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:58,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 46 states and 70 transitions. [2023-11-24 23:07:58,109 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 70 transitions. [2023-11-24 23:07:58,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 23:07:58,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:58,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:58,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:59,423 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 23:08:00,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:00,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 48 states and 72 transitions. [2023-11-24 23:08:00,099 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2023-11-24 23:08:00,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:08:00,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:00,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:01,731 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 41 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:08:02,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:02,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 50 states and 75 transitions. [2023-11-24 23:08:02,577 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 75 transitions. [2023-11-24 23:08:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 23:08:02,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:02,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:02,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:04,337 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 7 proven. 41 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:08:05,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:05,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 52 states and 77 transitions. [2023-11-24 23:08:05,059 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 77 transitions. [2023-11-24 23:08:05,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:08:05,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:05,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:05,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:07,290 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 9 proven. 56 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-24 23:08:08,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:08,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 54 states and 80 transitions. [2023-11-24 23:08:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 80 transitions. [2023-11-24 23:08:08,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 23:08:08,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:08,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:08,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:10,264 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 9 proven. 56 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-24 23:08:11,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:11,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 56 states and 82 transitions. [2023-11-24 23:08:11,104 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2023-11-24 23:08:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:08:11,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:11,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:11,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:13,523 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 11 proven. 73 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-24 23:08:14,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:14,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 58 states and 85 transitions. [2023-11-24 23:08:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2023-11-24 23:08:14,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:08:14,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:14,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:17,090 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 11 proven. 73 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2023-11-24 23:08:17,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:08:17,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 60 states and 87 transitions. [2023-11-24 23:08:17,926 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2023-11-24 23:08:17,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:08:17,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:08:17,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:08:17,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:08:20,869 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 15 proven. 105 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked.