./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:56:26,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:56:26,715 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-MemCleanup-32bit-Kojak_Default.epf [2023-12-03 00:56:26,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:56:26,720 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:56:26,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:56:26,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:56:26,743 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:56:26,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:56:26,744 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:56:26,744 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:56:26,745 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:56:26,745 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:56:26,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:56:26,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:56:26,747 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:56:26,747 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:56:26,748 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:56:26,748 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:56:26,748 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:56:26,749 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:56:26,749 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:56:26,750 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:56:26,750 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:56:26,750 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:56:26,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:56:26,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:56:26,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:56:26,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:56:26,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:56:26,753 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:56:26,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:56:26,753 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_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-memcleanup) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2023-12-03 00:56:26,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:56:27,003 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:56:27,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:56:27,007 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:56:27,007 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:56:27,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-12-03 00:56:29,724 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:56:29,972 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:56:29,973 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test1-1.i [2023-12-03 00:56:29,990 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/data/1212e5fc1/44343f79affa4445ae3c542d5512beaa/FLAGe11d391ed [2023-12-03 00:56:30,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/data/1212e5fc1/44343f79affa4445ae3c542d5512beaa [2023-12-03 00:56:30,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:56:30,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:56:30,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:56:30,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:56:30,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:56:30,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36448ae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30, skipping insertion in model container [2023-12-03 00:56:30,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,078 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:56:30,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:56:30,547 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:56:30,617 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:56:30,650 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:56:30,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30 WrapperNode [2023-12-03 00:56:30,651 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:56:30,652 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:56:30,652 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:56:30,652 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:56:30,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,732 INFO L138 Inliner]: procedures = 177, calls = 177, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 769 [2023-12-03 00:56:30,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:56:30,734 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:56:30,734 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:56:30,734 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:56:30,744 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,744 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,754 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,754 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,788 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,797 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,802 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,816 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:56:30,816 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:56:30,817 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:56:30,817 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:56:30,818 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:56:30" (1/1) ... [2023-12-03 00:56:30,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:56:30,834 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:56:30,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:56:30,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e05f9056-aece-4702-b104-0c1446f61ead/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:56:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:56:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:56:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:56:30,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:56:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:56:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:56:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:56:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:56:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:56:30,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:56:30,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:56:31,049 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:56:31,051 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:56:31,884 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:56:32,642 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:56:32,642 INFO L309 CfgBuilder]: Removed 31 assume(true) statements. [2023-12-03 00:56:32,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:56:32 BoogieIcfgContainer [2023-12-03 00:56:32,644 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:56:32,645 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:56:32,645 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:56:32,655 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:56:32,655 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:56:32" (1/1) ... [2023-12-03 00:56:32,664 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:56:32,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:32,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 60 states and 101 transitions. [2023-12-03 00:56:32,720 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 101 transitions. [2023-12-03 00:56:32,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 00:56:32,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:32,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:32,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:32,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:32,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2023-12-03 00:56:32,927 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2023-12-03 00:56:32,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:56:32,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:32,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:32,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:32,983 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:32,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:32,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 61 states and 101 transitions. [2023-12-03 00:56:32,990 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 101 transitions. [2023-12-03 00:56:32,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:56:32,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:32,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:33,034 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:33,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:33,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 61 states and 97 transitions. [2023-12-03 00:56:33,041 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 97 transitions. [2023-12-03 00:56:33,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:56:33,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:33,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:33,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:33,089 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:33,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:33,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 61 states and 91 transitions. [2023-12-03 00:56:33,097 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 91 transitions. [2023-12-03 00:56:33,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:56:33,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:33,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:33,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:33,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:43,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:56:43,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:56:43,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2023-12-03 00:56:43,336 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-12-03 00:56:43,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 00:56:43,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:56:43,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:56:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:56:43,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:56:53,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:03,708 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:13,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:23,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:23,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:23,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 73 states and 99 transitions. [2023-12-03 00:57:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 99 transitions. [2023-12-03 00:57:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 00:57:23,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:23,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:23,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:23,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:57:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:23,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 73 states and 97 transitions. [2023-12-03 00:57:23,912 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2023-12-03 00:57:23,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:57:23,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:23,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:24,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:57:24,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:24,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 73 states and 95 transitions. [2023-12-03 00:57:24,046 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 95 transitions. [2023-12-03 00:57:24,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:57:24,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:24,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:24,138 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:57:34,150 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 [] [2023-12-03 00:57:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:57:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 73 states and 93 transitions. [2023-12-03 00:57:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 93 transitions. [2023-12-03 00:57:34,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-03 00:57:34,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:57:34,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:57:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:57:34,414 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:57:44,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:57:54,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:04,496 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:14,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:14,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:14,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 76 states and 95 transitions. [2023-12-03 00:58:14,578 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 95 transitions. [2023-12-03 00:58:14,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-03 00:58:14,579 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:14,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:14,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:14,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:58:24,901 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:34,934 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:44,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:54,991 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:58:55,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:58:55,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 108 states and 136 transitions. [2023-12-03 00:58:55,820 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 136 transitions. [2023-12-03 00:58:55,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 00:58:55,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:58:55,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:58:55,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:58:56,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:59:06,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:16,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:26,184 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:36,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:59:36,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:36,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 111 states and 138 transitions. [2023-12-03 00:59:36,265 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 138 transitions. [2023-12-03 00:59:36,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-03 00:59:36,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:36,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:36,414 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:59:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:36,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 111 states and 136 transitions. [2023-12-03 00:59:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 136 transitions. [2023-12-03 00:59:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:59:36,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:36,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:36,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:36,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:59:36,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:36,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 111 states and 135 transitions. [2023-12-03 00:59:36,696 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 135 transitions. [2023-12-03 00:59:36,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:59:36,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:36,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:36,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:37,018 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:59:37,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:37,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 119 states and 145 transitions. [2023-12-03 00:59:37,301 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 145 transitions. [2023-12-03 00:59:37,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:59:37,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:37,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:37,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:37,592 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:59:37,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:37,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 120 states and 147 transitions. [2023-12-03 00:59:37,914 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 147 transitions. [2023-12-03 00:59:37,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-03 00:59:37,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:37,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:38,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:38,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:38,393 INFO L262 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:59:38,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:38,412 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:59:38,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:38,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 145 transitions. [2023-12-03 00:59:38,424 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 145 transitions. [2023-12-03 00:59:38,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-03 00:59:38,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:38,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:38,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:59:38,857 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:59:38,971 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:59:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:59:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 137 states and 165 transitions. [2023-12-03 00:59:40,241 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 165 transitions. [2023-12-03 00:59:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:59:40,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:59:40,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:59:40,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:59:40,777 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:59:50,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:00,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:10,960 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:20,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:31,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:41,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:00:51,723 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:01:01,753 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:01:02,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:02,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 194 states and 244 transitions. [2023-12-03 01:01:02,243 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 244 transitions. [2023-12-03 01:01:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-03 01:01:02,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:02,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:02,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:02,700 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:01:12,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:01:22,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:01:32,924 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:01:42,950 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:01:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:01:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 221 states and 278 transitions. [2023-12-03 01:01:43,749 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 278 transitions. [2023-12-03 01:01:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:01:43,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:01:43,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:01:43,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:01:44,327 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:01:54,340 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:02:04,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:02:14,410 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:02:24,438 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:02:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:02:24,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 206 states and 259 transitions. [2023-12-03 01:02:24,482 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 259 transitions. [2023-12-03 01:02:24,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 01:02:24,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:02:24,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:02:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:02:24,993 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:02:35,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:02:45,044 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:02:55,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:03:05,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:03:05,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:05,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 209 states and 261 transitions. [2023-12-03 01:03:05,157 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 261 transitions. [2023-12-03 01:03:05,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 01:03:05,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:05,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:05,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:05,517 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:03:15,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:03:25,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:03:35,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:03:45,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:03:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:03:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 238 states and 298 transitions. [2023-12-03 01:03:46,803 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 298 transitions. [2023-12-03 01:03:46,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 01:03:46,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:03:46,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:03:46,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:03:47,182 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:03:57,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:04:07,239 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:04:17,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:04:27,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:04:27,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 241 states and 300 transitions. [2023-12-03 01:04:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 300 transitions. [2023-12-03 01:04:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 01:04:27,399 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:27,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:27,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:27,885 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:28,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:28,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 249 states and 310 transitions. [2023-12-03 01:04:28,509 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 310 transitions. [2023-12-03 01:04:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 01:04:28,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:28,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:29,003 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:04:29,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:04:29,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 257 states and 321 transitions. [2023-12-03 01:04:29,284 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 321 transitions. [2023-12-03 01:04:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 01:04:29,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:04:29,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:04:29,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:04:29,703 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 23 proven. 12 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:04:39,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:04:49,743 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:04:59,789 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:09,815 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:09,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:09,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 242 states and 302 transitions. [2023-12-03 01:05:09,857 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 302 transitions. [2023-12-03 01:05:09,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 01:05:09,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:09,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:10,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:10,321 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:05:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:10,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 250 states and 312 transitions. [2023-12-03 01:05:10,687 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 312 transitions. [2023-12-03 01:05:10,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:05:10,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:10,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:10,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:11,099 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-12-03 01:05:22,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:32,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:42,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:52,605 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:05:52,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:52,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 282 states and 357 transitions. [2023-12-03 01:05:52,642 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 357 transitions. [2023-12-03 01:05:52,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-03 01:05:52,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:52,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:52,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:53,028 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 01:05:54,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:05:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 283 states and 359 transitions. [2023-12-03 01:05:54,201 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 359 transitions. [2023-12-03 01:05:54,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 01:05:54,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:05:54,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:05:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:05:54,506 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:06:04,685 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:06:14,730 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:06:24,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:06:34,808 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:06:34,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 294 states and 371 transitions. [2023-12-03 01:06:34,855 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 371 transitions. [2023-12-03 01:06:34,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 01:06:34,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:34,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:35,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:35,236 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:06:35,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:35,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 295 states and 373 transitions. [2023-12-03 01:06:35,775 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 373 transitions. [2023-12-03 01:06:35,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 01:06:35,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:35,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:35,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:36,161 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 23 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 01:06:36,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:06:36,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 298 states and 376 transitions. [2023-12-03 01:06:36,419 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 376 transitions. [2023-12-03 01:06:36,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 01:06:36,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:06:36,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:06:36,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:06:36,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:06:36,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:06:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:06:47,195 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:06:57,223 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:07,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:17,287 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:17,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:17,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 325 states and 409 transitions. [2023-12-03 01:07:17,978 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 409 transitions. [2023-12-03 01:07:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 01:07:17,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:17,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:18,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:18,395 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 26 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:07:19,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:19,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 326 states and 411 transitions. [2023-12-03 01:07:19,418 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 411 transitions. [2023-12-03 01:07:19,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-03 01:07:19,419 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:19,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:19,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:19,952 INFO L262 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:07:19,956 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:07:22,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-12-03 01:07:23,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:07:23,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 335 states and 422 transitions. [2023-12-03 01:07:23,544 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 422 transitions. [2023-12-03 01:07:23,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-03 01:07:23,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:07:23,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:07:24,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:07:24,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 976 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:07:24,014 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:07:24,103 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:07:34,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:44,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:07:54,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:04,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 338 states and 424 transitions. [2023-12-03 01:08:04,396 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 424 transitions. [2023-12-03 01:08:04,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 01:08:04,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:04,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:04,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 1079 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:08:04,884 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:08:04,970 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:08:15,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:25,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:35,139 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:45,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:08:45,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:45,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 356 states and 445 transitions. [2023-12-03 01:08:45,569 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 445 transitions. [2023-12-03 01:08:45,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-03 01:08:45,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:45,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:46,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 1110 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:08:46,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:08:46,262 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 01:08:46,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:08:46,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 359 states and 448 transitions. [2023-12-03 01:08:46,358 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 448 transitions. [2023-12-03 01:08:46,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-03 01:08:46,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:08:46,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:08:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:08:46,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 1102 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 01:08:46,894 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 01:08:47,019 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 01:08:57,068 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 [] [2023-12-03 01:09:07,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:17,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:27,167 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:27,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:09:27,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 362 states and 450 transitions. [2023-12-03 01:09:27,211 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 450 transitions. [2023-12-03 01:09:27,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 01:09:27,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:09:27,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:09:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:09:27,654 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:09:37,836 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:47,877 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:09:57,905 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:07,941 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 389 states and 484 transitions. [2023-12-03 01:10:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 484 transitions. [2023-12-03 01:10:08,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-03 01:10:08,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:08,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:08,859 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 01:10:19,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:29,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:39,180 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:49,202 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:10:49,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 01:10:49,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 400 states and 496 transitions. [2023-12-03 01:10:49,244 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 496 transitions. [2023-12-03 01:10:49,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-03 01:10:49,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 01:10:49,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 01:10:49,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 01:10:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 3 proven. 63 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 01:10:59,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:11:09,861 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 01:11:19,886 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []