./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:54:40,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:54:40,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:54:40,768 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:54:40,769 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:54:40,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:54:40,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:54:40,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:54:40,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:54:40,828 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:54:40,830 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:54:40,830 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:54:40,831 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:54:40,833 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:54:40,834 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:54:40,834 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:54:40,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:54:40,835 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:54:40,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:54:40,836 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:54:40,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:54:40,837 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:54:40,838 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:54:40,840 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:54:40,841 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:54:40,842 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:54:40,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:40,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:54:40,844 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:54:40,844 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:54:40,846 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:54:40,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:54:40,848 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:54:40,848 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_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f [2023-11-19 02:54:41,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:54:41,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:54:41,223 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:54:41,224 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:54:41,225 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:54:41,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-11-19 02:54:45,095 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:54:45,513 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:54:45,514 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i [2023-11-19 02:54:45,543 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/data/96dd27ca9/6bc692ed95a248b38f91eb0b73c10e45/FLAG026ffc187 [2023-11-19 02:54:45,561 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/data/96dd27ca9/6bc692ed95a248b38f91eb0b73c10e45 [2023-11-19 02:54:45,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:54:45,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:54:45,568 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:45,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:54:45,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:54:45,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:45" (1/1) ... [2023-11-19 02:54:45,576 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a61c179 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:45, skipping insertion in model container [2023-11-19 02:54:45,576 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:54:45" (1/1) ... [2023-11-19 02:54:45,671 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:54:46,010 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:46,288 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i[33510,33523] [2023-11-19 02:54:46,466 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:46,480 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:54:46,504 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:54:46,521 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/sv-benchmarks/c/uthash-2.0.2/uthash_FNV_nondet_test3-1.i[33510,33523] [2023-11-19 02:54:46,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:54:46,803 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:46,804 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:54:46,814 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:54:46,815 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46 WrapperNode [2023-11-19 02:54:46,815 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:54:46,817 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:46,817 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:54:46,817 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:54:46,828 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:46,907 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,048 INFO L138 Inliner]: procedures = 178, calls = 282, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1337 [2023-11-19 02:54:47,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:54:47,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:54:47,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:54:47,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:54:47,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,064 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,082 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,165 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,203 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:54:47,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:54:47,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:54:47,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:54:47,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:54:46" (1/1) ... [2023-11-19 02:54:47,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:54:47,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:54:47,267 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:54:47,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9004a6-58ce-4cf7-85bf-7eeaf09a6880/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:54:47,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:54:47,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:54:47,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:54:47,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:54:47,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:54:47,318 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:54:47,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:54:47,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:54:47,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:54:47,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:54:47,319 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:54:47,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:54:47,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:54:47,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:54:47,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:54:47,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:54:47,683 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:54:47,686 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:54:49,627 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:54:51,899 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:54:51,899 INFO L302 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-19 02:54:51,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:51 BoogieIcfgContainer [2023-11-19 02:54:51,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:54:51,908 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:54:51,908 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:54:51,922 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:54:51,922 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:54:51" (1/1) ... [2023-11-19 02:54:51,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:54:52,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 123 states and 207 transitions. [2023-11-19 02:54:52,058 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 207 transitions. [2023-11-19 02:54:52,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:54:52,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:52,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 123 states and 204 transitions. [2023-11-19 02:54:52,360 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 204 transitions. [2023-11-19 02:54:52,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:54:52,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:52,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 130 states and 215 transitions. [2023-11-19 02:54:52,674 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 215 transitions. [2023-11-19 02:54:52,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:54:52,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:52,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 130 states and 213 transitions. [2023-11-19 02:54:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 213 transitions. [2023-11-19 02:54:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:52,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:52,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2023-11-19 02:54:52,829 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2023-11-19 02:54:52,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:54:52,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:52,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:52,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:52,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:52,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:52,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 130 states and 207 transitions. [2023-11-19 02:54:52,994 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 207 transitions. [2023-11-19 02:54:52,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:52,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:52,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 130 states and 205 transitions. [2023-11-19 02:54:53,106 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 205 transitions. [2023-11-19 02:54:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:54:53,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,292 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:54:53,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:54:53,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:54:53,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:54:53,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 130 states and 201 transitions. [2023-11-19 02:54:53,321 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2023-11-19 02:54:53,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:54:53,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:54:53,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:54:53,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:54:53,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:03,468 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:55:03,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:03,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 130 states and 199 transitions. [2023-11-19 02:55:03,483 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 199 transitions. [2023-11-19 02:55:03,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:55:03,484 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:03,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:04,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:05,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:05,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 135 states and 208 transitions. [2023-11-19 02:55:05,744 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2023-11-19 02:55:05,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 02:55:05,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:05,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:05,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:05,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:55:05,946 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:05,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:05,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:05,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 135 states and 202 transitions. [2023-11-19 02:55:05,981 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 202 transitions. [2023-11-19 02:55:05,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 02:55:05,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:05,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:06,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:06,235 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:55:06,239 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:06,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:16,276 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:55:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 135 states and 196 transitions. [2023-11-19 02:55:16,442 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 196 transitions. [2023-11-19 02:55:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:55:16,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:16,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:16,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:16,756 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:16,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:16,858 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:23,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:55:23,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 146 states and 207 transitions. [2023-11-19 02:55:23,307 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 207 transitions. [2023-11-19 02:55:23,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:55:23,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:23,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:23,513 INFO L262 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:55:23,517 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:23,521 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:23,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2023-11-19 02:55:23,532 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2023-11-19 02:55:23,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 02:55:23,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:23,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:23,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 350 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:55:23,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:23,819 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:23,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:23,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 146 states and 203 transitions. [2023-11-19 02:55:23,840 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 203 transitions. [2023-11-19 02:55:23,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 02:55:23,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:23,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:24,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:24,116 INFO L262 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:55:24,119 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:24,123 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:55:34,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:55:34,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:55:34,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 201 transitions. [2023-11-19 02:55:34,155 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 201 transitions. [2023-11-19 02:55:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:55:34,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:55:34,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:55:34,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:55:34,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:55:34,418 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:55:34,526 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:55:44,543 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []