./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52769785b06238c88fd6b21b09d77c08165e59529f322f93adf725e9d68e47df --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:08:46,743 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:08:46,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-23 20:08:46,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:08:46,822 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:08:46,846 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:08:46,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:08:46,848 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:08:46,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:08:46,850 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:08:46,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:08:46,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:08:46,852 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:08:46,852 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:08:46,853 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:08:46,854 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:08:46,854 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:08:46,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:08:46,856 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:08:46,856 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:08:46,857 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:08:46,858 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:08:46,858 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:08:46,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:08:46,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:46,860 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:08:46,861 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:08:46,861 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:08:46,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:08:46,862 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_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52769785b06238c88fd6b21b09d77c08165e59529f322f93adf725e9d68e47df [2023-11-23 20:08:47,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:08:47,222 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:08:47,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:08:47,226 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:08:47,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:08:47,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-1.i [2023-11-23 20:08:50,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:08:50,580 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:08:50,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/sv-benchmarks/c/memsafety-ext2/complex_data_creation_test01-1.i [2023-11-23 20:08:50,618 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/data/68abf83a4/371010dc67c243aa90f427cc1684b2ce/FLAGdbecaa72a [2023-11-23 20:08:50,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/data/68abf83a4/371010dc67c243aa90f427cc1684b2ce [2023-11-23 20:08:50,638 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:08:50,639 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:08:50,641 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:50,641 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:08:50,647 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:08:50,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd237b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:50, skipping insertion in model container [2023-11-23 20:08:50,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:08:50" (1/1) ... [2023-11-23 20:08:50,720 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:08:51,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:51,079 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:08:51,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:08:51,220 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:08:51,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51 WrapperNode [2023-11-23 20:08:51,221 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:08:51,222 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:51,222 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:08:51,222 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:08:51,231 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,283 INFO L138 Inliner]: procedures = 126, calls = 62, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 296 [2023-11-23 20:08:51,284 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:08:51,285 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:08:51,285 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:08:51,285 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:08:51,296 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,303 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,303 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,319 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,324 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,327 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,330 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,335 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:08:51,336 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:08:51,336 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:08:51,336 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:08:51,337 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:08:51" (1/1) ... [2023-11-23 20:08:51,343 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:08:51,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:08:51,370 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:08:51,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd7d0329-92d5-408b-94a3-1b0524db86e0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:08:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:08:51,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:08:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:08:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:08:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:08:51,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:08:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:08:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:08:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:08:51,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:08:51,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:08:51,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:08:51,541 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:08:51,543 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:08:52,526 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:08:52,647 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:08:52,647 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:08:52,649 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:52 BoogieIcfgContainer [2023-11-23 20:08:52,649 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:08:52,650 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:08:52,650 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:08:52,663 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:08:52,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:08:52" (1/1) ... [2023-11-23 20:08:52,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:08:52,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:52,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 236 states and 257 transitions. [2023-11-23 20:08:52,744 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 257 transitions. [2023-11-23 20:08:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:08:52,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:52,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:53,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:53,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:53,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 238 states and 260 transitions. [2023-11-23 20:08:53,262 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 260 transitions. [2023-11-23 20:08:53,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:08:53,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:53,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:53,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:53,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:53,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 240 states and 264 transitions. [2023-11-23 20:08:53,669 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 264 transitions. [2023-11-23 20:08:53,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:08:53,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:53,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:53,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:53,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:53,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 241 states and 266 transitions. [2023-11-23 20:08:53,918 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 266 transitions. [2023-11-23 20:08:53,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:08:53,918 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:53,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:53,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:54,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:54,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 242 states and 268 transitions. [2023-11-23 20:08:54,367 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 268 transitions. [2023-11-23 20:08:54,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:08:54,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:54,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:54,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 244 states and 272 transitions. [2023-11-23 20:08:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 272 transitions. [2023-11-23 20:08:54,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:08:54,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:54,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:54,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:54,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:54,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 245 states and 273 transitions. [2023-11-23 20:08:54,874 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 273 transitions. [2023-11-23 20:08:54,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:08:54,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:54,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:54,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:55,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 248 states and 279 transitions. [2023-11-23 20:08:55,112 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 279 transitions. [2023-11-23 20:08:55,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:08:55,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:55,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 250 states and 282 transitions. [2023-11-23 20:08:55,287 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 282 transitions. [2023-11-23 20:08:55,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:08:55,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:55,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:55,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 247 states and 278 transitions. [2023-11-23 20:08:55,439 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 278 transitions. [2023-11-23 20:08:55,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:08:55,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:55,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:55,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:55,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 252 states and 285 transitions. [2023-11-23 20:08:56,846 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 285 transitions. [2023-11-23 20:08:56,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:08:56,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:56,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:56,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 249 states and 281 transitions. [2023-11-23 20:08:56,894 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 281 transitions. [2023-11-23 20:08:56,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:08:56,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:56,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:56,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:57,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 248 states and 280 transitions. [2023-11-23 20:08:57,105 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 280 transitions. [2023-11-23 20:08:57,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:08:57,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:57,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 247 states and 279 transitions. [2023-11-23 20:08:57,529 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 279 transitions. [2023-11-23 20:08:57,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:08:57,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,556 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:57,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 249 states and 283 transitions. [2023-11-23 20:08:57,577 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 283 transitions. [2023-11-23 20:08:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:08:57,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:57,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:58,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 251 states and 287 transitions. [2023-11-23 20:08:58,137 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 287 transitions. [2023-11-23 20:08:58,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:08:58,138 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:58,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:58,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 252 states and 289 transitions. [2023-11-23 20:08:58,558 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 289 transitions. [2023-11-23 20:08:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:58,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:58,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:08:58,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:08:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:08:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 255 states and 295 transitions. [2023-11-23 20:08:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 295 transitions. [2023-11-23 20:08:59,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:08:59,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:08:59,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:08:59,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:00,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:02,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 258 states and 302 transitions. [2023-11-23 20:09:02,111 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 302 transitions. [2023-11-23 20:09:02,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:02,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 258 states and 301 transitions. [2023-11-23 20:09:02,482 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 301 transitions. [2023-11-23 20:09:02,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:02,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 259 states and 301 transitions. [2023-11-23 20:09:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 301 transitions. [2023-11-23 20:09:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:02,935 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:02,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:02,974 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:02,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:02,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 260 states and 302 transitions. [2023-11-23 20:09:02,991 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 302 transitions. [2023-11-23 20:09:02,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:09:02,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:02,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:03,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:03,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:09:03,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:03,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 261 states and 303 transitions. [2023-11-23 20:09:03,076 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 303 transitions. [2023-11-23 20:09:03,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:03,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:03,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:03,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:03,542 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:05,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:05,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 265 states and 310 transitions. [2023-11-23 20:09:05,651 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 310 transitions. [2023-11-23 20:09:05,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:09:05,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:05,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:06,604 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:09,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:09,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 268 states and 319 transitions. [2023-11-23 20:09:09,089 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 319 transitions. [2023-11-23 20:09:09,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:09,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:09,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:09,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:09,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:09:09,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:09,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 268 states and 318 transitions. [2023-11-23 20:09:09,513 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 318 transitions. [2023-11-23 20:09:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:09:09,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:09,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:09,600 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-23 20:09:10,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:10,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 269 states and 318 transitions. [2023-11-23 20:09:10,087 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 318 transitions. [2023-11-23 20:09:10,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:10,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:10,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:10,519 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:09:12,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:12,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 272 states and 323 transitions. [2023-11-23 20:09:12,450 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 323 transitions. [2023-11-23 20:09:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:09:12,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:12,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:12,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:14,013 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:17,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 275 states and 334 transitions. [2023-11-23 20:09:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 334 transitions. [2023-11-23 20:09:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:17,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:17,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:17,591 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:09:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 275 states and 333 transitions. [2023-11-23 20:09:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 333 transitions. [2023-11-23 20:09:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:18,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,142 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-23 20:09:18,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 276 states and 333 transitions. [2023-11-23 20:09:18,768 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 333 transitions. [2023-11-23 20:09:18,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:18,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,810 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:18,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 275 states and 331 transitions. [2023-11-23 20:09:18,835 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 331 transitions. [2023-11-23 20:09:18,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:09:18,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:18,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:18,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 278 states and 336 transitions. [2023-11-23 20:09:18,944 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 336 transitions. [2023-11-23 20:09:18,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:18,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:18,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:18,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:19,512 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:09:21,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:21,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 281 states and 345 transitions. [2023-11-23 20:09:21,818 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 345 transitions. [2023-11-23 20:09:21,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:09:21,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:21,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:21,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:23,295 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:09:27,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 284 states and 358 transitions. [2023-11-23 20:09:27,237 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 358 transitions. [2023-11-23 20:09:27,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:27,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:27,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 283 states and 357 transitions. [2023-11-23 20:09:27,311 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 357 transitions. [2023-11-23 20:09:27,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:09:27,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:27,378 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:27,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:27,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 286 states and 361 transitions. [2023-11-23 20:09:27,412 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 361 transitions. [2023-11-23 20:09:27,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:27,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:27,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:09:28,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 287 states and 362 transitions. [2023-11-23 20:09:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 362 transitions. [2023-11-23 20:09:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:28,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:28,176 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:09:28,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:28,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 287 states and 361 transitions. [2023-11-23 20:09:28,849 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 361 transitions. [2023-11-23 20:09:28,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:09:28,850 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:28,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:29,066 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-23 20:09:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 288 states and 364 transitions. [2023-11-23 20:09:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 364 transitions. [2023-11-23 20:09:29,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:29,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:29,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:29,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:29,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:09:30,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:30,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 288 states and 363 transitions. [2023-11-23 20:09:30,758 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 363 transitions. [2023-11-23 20:09:30,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:30,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:30,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:30,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:31,108 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-23 20:09:32,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:09:32,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 291 states and 372 transitions. [2023-11-23 20:09:32,902 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 372 transitions. [2023-11-23 20:09:32,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:09:32,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:09:32,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:09:32,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:09:35,262 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.