./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/echo-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7b9d160710101b215c964c6b554481c6d0fe313b4fcd66834ad56abb2a0f8efe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:38,532 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:38,618 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:39:38,625 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:38,626 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:38,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:38,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:38,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:38,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:38,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:38,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:38,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:38,665 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:38,666 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:38,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:38,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:38,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:38,669 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:38,670 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:38,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:38,672 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:38,673 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:38,674 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:38,675 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:38,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:38,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:38,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:38,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:38,678 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:38,679 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:38,680 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:38,680 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:38,681 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_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b9d160710101b215c964c6b554481c6d0fe313b4fcd66834ad56abb2a0f8efe [2023-11-21 18:39:39,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:39,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:39,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:39,129 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:39,131 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:39,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2023-11-21 18:39:42,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:42,912 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:42,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2023-11-21 18:39:42,949 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/data/3ec1cc74c/7c8e7038cf33439ba5f2c354707531fa/FLAGe37e39afb [2023-11-21 18:39:42,976 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/data/3ec1cc74c/7c8e7038cf33439ba5f2c354707531fa [2023-11-21 18:39:42,984 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:42,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:42,990 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:42,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:42,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:43,000 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:42" (1/1) ... [2023-11-21 18:39:43,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26c11deb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:43, skipping insertion in model container [2023-11-21 18:39:43,004 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:42" (1/1) ... [2023-11-21 18:39:43,116 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:44,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:44,738 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:45,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:45,260 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:45,260 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:45,270 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:45,271 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45 WrapperNode [2023-11-21 18:39:45,271 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:45,273 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:45,273 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:45,273 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:45,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,359 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,470 INFO L138 Inliner]: procedures = 599, calls = 218, calls flagged for inlining = 17, calls inlined = 15, statements flattened = 803 [2023-11-21 18:39:45,477 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:45,478 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:45,479 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:45,479 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:45,491 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,511 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,593 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,602 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,622 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:45,623 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:45,623 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:45,623 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:45,624 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:45" (1/1) ... [2023-11-21 18:39:45,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:45,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:45,685 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:45,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d7657576-493b-4369-b99f-c7f20ac8a5fc/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-21 18:39:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:45,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:39:45,735 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-21 18:39:45,735 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-21 18:39:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:39:45,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:39:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:39:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-21 18:39:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:39:45,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:45,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-21 18:39:45,738 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-21 18:39:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:39:45,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:39:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:39:45,739 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:39:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:45,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:39:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:39:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:39:45,741 INFO L130 BoogieDeclarations]: Found specification of procedure full_write [2023-11-21 18:39:45,742 INFO L138 BoogieDeclarations]: Found implementation of procedure full_write [2023-11-21 18:39:45,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:39:46,234 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:46,237 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:47,260 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:47,464 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:47,464 INFO L308 CfgBuilder]: Removed 17 assume(true) statements. [2023-11-21 18:39:47,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:47 BoogieIcfgContainer [2023-11-21 18:39:47,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:47,467 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:47,467 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:47,476 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:47,476 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:47" (1/1) ... [2023-11-21 18:39:47,484 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:47,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:47,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 203 states and 269 transitions. [2023-11-21 18:39:47,547 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 269 transitions. [2023-11-21 18:39:47,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:39:47,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:47,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:47,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:48,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 205 states and 272 transitions. [2023-11-21 18:39:48,166 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 272 transitions. [2023-11-21 18:39:48,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:39:48,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,318 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:48,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 206 states and 273 transitions. [2023-11-21 18:39:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 273 transitions. [2023-11-21 18:39:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:39:48,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:48,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 208 states and 276 transitions. [2023-11-21 18:39:48,664 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 276 transitions. [2023-11-21 18:39:48,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:39:48,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:48,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:48,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 207 states and 275 transitions. [2023-11-21 18:39:48,885 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 275 transitions. [2023-11-21 18:39:48,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:48,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:48,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:48,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,067 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:49,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 208 states and 276 transitions. [2023-11-21 18:39:49,121 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 276 transitions. [2023-11-21 18:39:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:39:49,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:39:49,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 207 states and 275 transitions. [2023-11-21 18:39:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 275 transitions. [2023-11-21 18:39:49,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:49,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:49,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,504 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:39:49,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 274 transitions. [2023-11-21 18:39:49,538 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 274 transitions. [2023-11-21 18:39:49,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:49,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:49,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:49,739 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:49,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:49,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 209 states and 277 transitions. [2023-11-21 18:39:49,991 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 277 transitions. [2023-11-21 18:39:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:39:49,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:49,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:50,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:50,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:50,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 212 states and 280 transitions. [2023-11-21 18:39:50,428 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 280 transitions. [2023-11-21 18:39:50,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:39:50,429 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:50,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:50,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:50,703 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:50,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:50,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 215 states and 283 transitions. [2023-11-21 18:39:50,919 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 283 transitions. [2023-11-21 18:39:50,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:39:50,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:50,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:51,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:51,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 218 states and 286 transitions. [2023-11-21 18:39:51,441 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 286 transitions. [2023-11-21 18:39:51,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:39:51,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:51,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:51,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:51,804 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:52,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 221 states and 289 transitions. [2023-11-21 18:39:52,058 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 289 transitions. [2023-11-21 18:39:52,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:39:52,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:52,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:52,481 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 224 states and 292 transitions. [2023-11-21 18:39:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 292 transitions. [2023-11-21 18:39:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:39:52,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:52,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:52,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:53,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:53,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 227 states and 295 transitions. [2023-11-21 18:39:53,303 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 295 transitions. [2023-11-21 18:39:53,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:39:53,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:53,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:53,721 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:53,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:53,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 230 states and 297 transitions. [2023-11-21 18:39:53,887 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 297 transitions. [2023-11-21 18:39:53,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:39:53,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:53,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:54,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:54,278 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:54,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 229 states and 296 transitions. [2023-11-21 18:39:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 296 transitions. [2023-11-21 18:39:54,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:39:54,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:54,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:54,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:54,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 228 states and 295 transitions. [2023-11-21 18:39:54,646 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 295 transitions. [2023-11-21 18:39:54,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:39:54,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:54,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:54,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:54,847 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:54,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:54,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 227 states and 294 transitions. [2023-11-21 18:39:54,978 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 294 transitions. [2023-11-21 18:39:54,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:39:54,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:54,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,199 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:55,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 229 states and 297 transitions. [2023-11-21 18:39:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 297 transitions. [2023-11-21 18:39:55,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:39:55,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,436 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 230 states and 298 transitions. [2023-11-21 18:39:55,461 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 298 transitions. [2023-11-21 18:39:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:39:55,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:55,745 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:55,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:55,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 232 states and 301 transitions. [2023-11-21 18:39:55,885 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 301 transitions. [2023-11-21 18:39:55,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:39:55,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:55,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,090 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:39:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 238 states and 312 transitions. [2023-11-21 18:39:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 312 transitions. [2023-11-21 18:39:56,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:39:56,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:56,689 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:39:56,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:56,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 237 states and 311 transitions. [2023-11-21 18:39:56,952 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 311 transitions. [2023-11-21 18:39:56,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:39:56,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:56,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,134 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-21 18:39:57,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 238 states and 312 transitions. [2023-11-21 18:39:57,161 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 312 transitions. [2023-11-21 18:39:57,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:39:57,162 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:39:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:57,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 237 states and 311 transitions. [2023-11-21 18:39:57,817 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 311 transitions. [2023-11-21 18:39:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:39:57,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:57,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:39:58,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:58,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 239 states and 314 transitions. [2023-11-21 18:39:58,483 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 314 transitions. [2023-11-21 18:39:58,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:39:58,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:58,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:58,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:58,674 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-21 18:39:58,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:58,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 241 states and 315 transitions. [2023-11-21 18:39:58,961 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 315 transitions. [2023-11-21 18:39:58,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:39:58,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:58,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,197 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:39:59,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 242 states and 316 transitions. [2023-11-21 18:39:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 316 transitions. [2023-11-21 18:39:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:39:59,459 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,549 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:39:59,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:59,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 242 states and 310 transitions. [2023-11-21 18:39:59,610 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 310 transitions. [2023-11-21 18:39:59,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:39:59,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:59,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:39:59,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:59,795 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-21 18:40:00,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 243 states and 311 transitions. [2023-11-21 18:40:00,016 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 311 transitions. [2023-11-21 18:40:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:40:00,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,109 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:00,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 242 states and 309 transitions. [2023-11-21 18:40:00,127 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 309 transitions. [2023-11-21 18:40:00,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:40:00,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:00,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 239 states and 304 transitions. [2023-11-21 18:40:00,394 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 304 transitions. [2023-11-21 18:40:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:40:00,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,555 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:00,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:00,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 238 states and 303 transitions. [2023-11-21 18:40:00,572 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 303 transitions. [2023-11-21 18:40:00,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:40:00,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:00,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:00,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:00,937 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:40:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 247 states and 318 transitions. [2023-11-21 18:40:02,399 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 318 transitions. [2023-11-21 18:40:02,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:40:02,400 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,498 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:02,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:02,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 246 states and 316 transitions. [2023-11-21 18:40:02,518 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 316 transitions. [2023-11-21 18:40:02,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:40:02,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:02,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:02,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:02,841 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-21 18:40:04,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 256 states and 331 transitions. [2023-11-21 18:40:04,499 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 331 transitions. [2023-11-21 18:40:04,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:40:04,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,619 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:04,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 255 states and 330 transitions. [2023-11-21 18:40:04,637 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 330 transitions. [2023-11-21 18:40:04,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:40:04,638 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,936 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:05,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 257 states and 334 transitions. [2023-11-21 18:40:05,078 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 334 transitions. [2023-11-21 18:40:05,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:40:05,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,434 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:40:05,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 259 states and 335 transitions. [2023-11-21 18:40:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 335 transitions. [2023-11-21 18:40:05,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:40:05,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,035 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:06,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 260 states and 336 transitions. [2023-11-21 18:40:06,060 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 336 transitions. [2023-11-21 18:40:06,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:40:06,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:40:06,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 268 states and 349 transitions. [2023-11-21 18:40:06,845 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 349 transitions. [2023-11-21 18:40:06,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:40:06,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,150 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2023-11-21 18:40:07,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 270 states and 350 transitions. [2023-11-21 18:40:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 350 transitions. [2023-11-21 18:40:07,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:40:07,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:40:08,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 271 states and 352 transitions. [2023-11-21 18:40:08,463 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 352 transitions. [2023-11-21 18:40:08,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:40:08,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,831 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:09,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 273 states and 356 transitions. [2023-11-21 18:40:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 356 transitions. [2023-11-21 18:40:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-21 18:40:09,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,525 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 276 states and 360 transitions. [2023-11-21 18:40:09,993 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 360 transitions. [2023-11-21 18:40:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:40:09,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-21 18:40:10,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 183 states and 245 transitions. [2023-11-21 18:40:10,850 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 245 transitions. [2023-11-21 18:40:10,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:40:10,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,378 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-21 18:40:12,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 182 states and 244 transitions. [2023-11-21 18:40:12,138 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 244 transitions. [2023-11-21 18:40:12,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:40:12,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-21 18:40:16,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 208 states and 289 transitions. [2023-11-21 18:40:16,070 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 289 transitions. [2023-11-21 18:40:16,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 18:40:16,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,654 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2023-11-21 18:40:19,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 216 states and 301 transitions. [2023-11-21 18:40:19,554 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 301 transitions. [2023-11-21 18:40:19,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:40:19,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:20,340 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2023-11-21 18:40:22,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 225 states and 316 transitions. [2023-11-21 18:40:22,953 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 316 transitions. [2023-11-21 18:40:22,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:40:22,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:23,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:23,618 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked.