./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.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_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/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_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/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_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/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 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:54,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:54,737 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:58:54,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:54,750 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:54,788 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:54,790 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:58:54,791 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:58:54,792 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:54,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:54,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:54,799 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:58:54,800 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:58:54,802 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:54,802 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:58:54,803 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:54,803 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:58:54,804 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:54,804 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:58:54,805 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:58:54,805 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:58:54,806 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:54,807 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:54,807 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:54,808 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:54,809 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:54,809 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:54,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:54,811 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:54,811 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:58:54,813 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:54,813 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:54,814 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:58:54,815 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_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5577528c45849c92d31dcecadbfe6524610e7683d1e420d37b6f0ce59c6c59b8 [2023-11-19 02:58:55,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:55,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:55,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:55,170 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:55,170 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:55,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-11-19 02:58:58,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:58,876 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:58,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i [2023-11-19 02:58:58,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/data/29e7779a6/6e6bf3eeb6ed43bf83ff8a23762cb910/FLAGa3deaae3a [2023-11-19 02:58:58,935 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/data/29e7779a6/6e6bf3eeb6ed43bf83ff8a23762cb910 [2023-11-19 02:58:58,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:58,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:58,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:58,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:58,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:58,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:58" (1/1) ... [2023-11-19 02:58:58,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6975c998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:58, skipping insertion in model container [2023-11-19 02:58:58,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:58" (1/1) ... [2023-11-19 02:58:59,058 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:59,652 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_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-11-19 02:58:59,923 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:59,935 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:59,968 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_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test10-3.i[33022,33035] [2023-11-19 02:59:00,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:59:00,257 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:59:00,264 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:59:00,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00 WrapperNode [2023-11-19 02:59:00,265 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:59:00,266 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:00,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:59:00,267 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:59:00,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,356 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,546 INFO L138 Inliner]: procedures = 177, calls = 623, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 3443 [2023-11-19 02:59:00,547 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:59:00,547 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:59:00,548 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:59:00,548 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:59:00,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,584 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,584 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,773 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,804 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:59:00,805 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:59:00,805 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:59:00,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:59:00,806 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:59:00" (1/1) ... [2023-11-19 02:59:00,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:59:00,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:59:00,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:59:00,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d8b1b422-6a0a-4f3e-9005-809d3dc35db2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:59:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure test_int_int [2023-11-19 02:59:00,884 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int_int [2023-11-19 02:59:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:59:00,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:59:00,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:59:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:59:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 02:59:00,886 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 02:59:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:59:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:59:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:59:00,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:59:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 02:59:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:59:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:59:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:59:00,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:59:00,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:59:01,208 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:59:01,210 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:59:04,544 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:59:09,111 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:59:09,111 INFO L302 CfgBuilder]: Removed 168 assume(true) statements. [2023-11-19 02:59:09,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:09 BoogieIcfgContainer [2023-11-19 02:59:09,120 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:59:09,120 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:59:09,121 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:59:09,131 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:59:09,131 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:59:09" (1/1) ... [2023-11-19 02:59:09,140 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:59:09,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 299 states and 521 transitions. [2023-11-19 02:59:09,209 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 521 transitions. [2023-11-19 02:59:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:59:09,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:09,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:09,413 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 02:59:09,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 299 states and 517 transitions. [2023-11-19 02:59:09,457 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 517 transitions. [2023-11-19 02:59:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:59:09,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:09,574 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 02:59:09,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 299 states and 513 transitions. [2023-11-19 02:59:09,607 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 513 transitions. [2023-11-19 02:59:09,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 02:59:09,614 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:09,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:09,884 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 02:59:09,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:09,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 301 states and 514 transitions. [2023-11-19 02:59:09,931 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 514 transitions. [2023-11-19 02:59:09,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:59:09,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:09,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:10,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:10,123 INFO L262 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:10,136 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:10,154 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 02:59:13,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.94s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:59:13,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:13,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 301 states and 509 transitions. [2023-11-19 02:59:13,135 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 509 transitions. [2023-11-19 02:59:13,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 02:59:13,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:13,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:13,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:13,322 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:13,328 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:13,333 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 02:59:13,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:13,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 301 states and 505 transitions. [2023-11-19 02:59:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 505 transitions. [2023-11-19 02:59:13,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 02:59:13,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:13,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:13,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:13,534 INFO L262 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:13,539 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:13,545 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 02:59:13,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:13,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 301 states and 499 transitions. [2023-11-19 02:59:13,554 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 499 transitions. [2023-11-19 02:59:13,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 02:59:13,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:13,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:13,819 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:13,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:13,854 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 02:59:23,876 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 02:59:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:23,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 301 states and 493 transitions. [2023-11-19 02:59:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 493 transitions. [2023-11-19 02:59:23,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:59:23,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:23,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:24,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:24,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:59:24,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:24,395 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 02:59:34,758 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:59:38,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.88s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 02:59:38,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:38,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 315 states and 511 transitions. [2023-11-19 02:59:38,681 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 511 transitions. [2023-11-19 02:59:38,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 02:59:38,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:38,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:38,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:38,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:38,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:38,964 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 02:59:38,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:38,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 315 states and 509 transitions. [2023-11-19 02:59:38,983 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 509 transitions. [2023-11-19 02:59:38,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 02:59:38,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:38,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:39,275 INFO L262 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:39,281 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:39,284 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 02:59:39,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:39,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 315 states and 507 transitions. [2023-11-19 02:59:39,297 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 507 transitions. [2023-11-19 02:59:39,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:59:39,298 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:39,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:39,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 02:59:39,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:39,622 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 02:59:49,633 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 02:59:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:59:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 315 states and 505 transitions. [2023-11-19 02:59:49,653 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 505 transitions. [2023-11-19 02:59:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 02:59:49,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:59:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:59:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:59:50,028 INFO L262 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 02:59:50,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:59:50,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.