./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/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_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:58:56,839 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:58:56,900 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:58:56,904 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:58:56,905 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:58:56,925 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:58:56,926 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:58:56,927 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:58:56,928 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:58:56,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:58:56,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:58:56,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:58:56,930 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:58:56,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:58:56,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:58:56,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:58:56,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:58:56,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:58:56,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:58:56,934 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:58:56,934 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:58:56,935 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:58:56,935 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:58:56,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:58:56,937 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:58:56,937 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:58:56,937 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:58:56,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:58:56,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:58:56,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:58:56,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:58:56,940 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:58:56,940 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:58:56,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:58:56,941 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:58:56,941 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_0b228814-4029-4003-a060-e376a5223a72/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 [2023-12-02 23:58:57,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:58:57,173 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:58:57,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:58:57,177 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:58:57,178 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:58:57,179 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2023-12-02 23:58:59,972 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:59:00,248 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:59:00,248 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2023-12-02 23:59:00,267 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data/9443c3154/6624d4ee08d54fbd8f2c6e2db9827310/FLAGf0363dbbd [2023-12-02 23:59:00,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data/9443c3154/6624d4ee08d54fbd8f2c6e2db9827310 [2023-12-02 23:59:00,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:59:00,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:59:00,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:59:00,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:59:00,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:59:00,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:59:00" (1/1) ... [2023-12-02 23:59:00,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57eb4671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:00, skipping insertion in model container [2023-12-02 23:59:00,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:59:00" (1/1) ... [2023-12-02 23:59:00,364 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:59:01,028 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:59:01,041 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:59:01,156 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:59:01,216 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:59:01,224 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:59:01,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01 WrapperNode [2023-12-02 23:59:01,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:59:01,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:59:01,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:59:01,226 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:59:01,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,272 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,377 INFO L138 Inliner]: procedures = 282, calls = 351, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1552 [2023-12-02 23:59:01,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:59:01,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:59:01,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:59:01,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:59:01,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,472 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,480 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,488 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,502 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:59:01,503 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:59:01,503 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:59:01,503 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:59:01,504 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:59:01" (1/1) ... [2023-12-02 23:59:01,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:59:01,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:59:01,534 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:59:01,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:59:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-02 23:59:01,574 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-02 23:59:01,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:59:01,575 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 23:59:01,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:59:01,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:59:01,575 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-12-02 23:59:01,575 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-12-02 23:59:01,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:59:01,576 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:59:01,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:59:01,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:59:01,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:59:01,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:59:01,576 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-12-02 23:59:01,577 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-12-02 23:59:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:59:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-12-02 23:59:01,577 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-12-02 23:59:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:59:01,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:59:01,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:59:01,800 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:59:01,802 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:59:03,164 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:59:04,544 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:59:04,545 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-02 23:59:04,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:04 BoogieIcfgContainer [2023-12-02 23:59:04,547 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:59:04,548 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:59:04,548 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:59:04,558 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:59:04,559 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:59:04" (1/1) ... [2023-12-02 23:59:04,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:59:04,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:04,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 196 states and 304 transitions. [2023-12-02 23:59:04,631 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 304 transitions. [2023-12-02 23:59:04,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:59:04,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:04,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:04,842 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:59:04,849 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:04,916 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 23:59:04,953 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-12-02 23:59:04,954 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-12-02 23:59:04,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-12-02 23:59:05,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-12-02 23:59:05,026 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:59:05,028 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 33 [2023-12-02 23:59:05,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 14 [2023-12-02 23:59:05,070 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 11 [2023-12-02 23:59:05,110 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:59:05,111 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-12-02 23:59:05,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:59:05,117 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2023-12-02 23:59:05,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:05,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:05,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 199 states and 309 transitions. [2023-12-02 23:59:05,192 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 309 transitions. [2023-12-02 23:59:05,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:59:05,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:05,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:05,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:05,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-02 23:59:05,289 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:05,327 INFO L349 Elim1Store]: treesize reduction 26, result has 42.2 percent of original size [2023-12-02 23:59:05,327 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 36 treesize of output 64 [2023-12-02 23:59:05,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-12-02 23:59:05,357 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2023-12-02 23:59:05,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 31 treesize of output 14 [2023-12-02 23:59:05,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-12-02 23:59:05,419 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-12-02 23:59:05,420 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-12-02 23:59:05,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 23:59:05,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-12-02 23:59:05,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:05,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:05,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 200 states and 311 transitions. [2023-12-02 23:59:05,473 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 311 transitions. [2023-12-02 23:59:05,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:59:05,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:05,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:05,574 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:59:05,576 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:05,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:05,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:05,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 200 states and 309 transitions. [2023-12-02 23:59:05,586 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 309 transitions. [2023-12-02 23:59:05,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:59:05,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:05,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:05,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:59:05,708 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:05,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:05,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:05,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 200 states and 303 transitions. [2023-12-02 23:59:05,722 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 303 transitions. [2023-12-02 23:59:05,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:59:05,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:05,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:05,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:05,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 198 states and 293 transitions. [2023-12-02 23:59:05,981 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 293 transitions. [2023-12-02 23:59:05,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:59:05,982 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:05,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:06,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:59:06,107 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:06,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:06,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:06,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 198 states and 291 transitions. [2023-12-02 23:59:06,116 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 291 transitions. [2023-12-02 23:59:06,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:59:06,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:06,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:06,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:06,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:59:06,245 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:16,268 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:59:16,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 198 states and 289 transitions. [2023-12-02 23:59:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 289 transitions. [2023-12-02 23:59:16,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:59:16,289 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:16,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:16,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:16,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 235 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:59:16,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:16,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:59:26,906 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:59:36,929 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:59:46,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:59:57,025 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 23:59:57,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:57,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 216 states and 317 transitions. [2023-12-02 23:59:57,087 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 317 transitions. [2023-12-02 23:59:57,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:59:57,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:57,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:57,250 INFO L262 TraceCheckSpWp]: Trace formula consists of 236 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:59:57,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:57,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:00:08,021 WARN L539 Checker$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 00:00:18,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:00:28,078 WARN L539 Checker$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 00:00:38,105 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:00:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:38,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 235 states and 346 transitions. [2023-12-03 00:00:38,242 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 346 transitions. [2023-12-03 00:00:38,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:00:38,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:38,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:38,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:00:38,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:00:48,407 WARN L539 Checker$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 00:00:48,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:48,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 235 states and 344 transitions. [2023-12-03 00:00:48,455 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 344 transitions. [2023-12-03 00:00:48,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 00:00:48,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:48,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:48,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:00:48,632 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:00:48,673 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:00:58,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:01:08,719 WARN L539 Checker$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 00:01:18,754 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:01:28,834 WARN L539 Checker$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 00:01:28,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:28,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 238 states and 346 transitions. [2023-12-03 00:01:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 346 transitions. [2023-12-03 00:01:28,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-03 00:01:28,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:28,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:29,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:29,031 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:01:29,034 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:29,036 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 00:01:29,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:29,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 238 states and 342 transitions. [2023-12-03 00:01:29,046 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 342 transitions. [2023-12-03 00:01:29,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-03 00:01:29,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:29,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:29,246 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:01:29,249 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:01:29,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:01:39,319 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:01:49,378 WARN L539 Checker$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 00:01:59,428 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:09,451 WARN L539 Checker$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 00:02:09,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:09,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 241 states and 344 transitions. [2023-12-03 00:02:09,489 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 344 transitions. [2023-12-03 00:02:09,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 00:02:09,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:09,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:09,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 360 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:02:09,733 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:09,735 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 00:02:09,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:09,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 241 states and 338 transitions. [2023-12-03 00:02:09,820 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 338 transitions. [2023-12-03 00:02:09,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 00:02:09,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:09,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:10,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:10,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 361 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:02:10,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:10,101 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 00:02:10,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 250 states and 349 transitions. [2023-12-03 00:02:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 349 transitions. [2023-12-03 00:02:10,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:02:10,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:10,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:10,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:02:10,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:10,687 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 00:02:21,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:31,481 WARN L539 Checker$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 00:02:41,515 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:51,584 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:02:51,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:51,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 277 states and 396 transitions. [2023-12-03 00:02:51,881 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 396 transitions. [2023-12-03 00:02:51,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:02:51,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:51,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:52,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:52,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 362 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:02:52,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:52,094 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 00:02:52,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:02:52,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 286 states and 408 transitions. [2023-12-03 00:02:52,329 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 408 transitions. [2023-12-03 00:02:52,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:02:52,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:02:52,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:02:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:02:52,470 INFO L262 TraceCheckSpWp]: Trace formula consists of 312 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:02:52,472 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:02:52,553 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 00:03:03,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:13,441 WARN L539 Checker$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 00:03:23,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:33,506 WARN L539 Checker$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 00:03:33,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:03:33,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 314 states and 458 transitions. [2023-12-03 00:03:33,997 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 458 transitions. [2023-12-03 00:03:33,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:03:33,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:03:33,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:03:34,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:03:34,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:03:34,168 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:03:34,215 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:03:44,233 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:03:54,268 WARN L539 Checker$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 00:04:04,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:04:14,365 WARN L539 Checker$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 00:04:14,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:14,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 317 states and 460 transitions. [2023-12-03 00:04:14,412 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 460 transitions. [2023-12-03 00:04:14,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-03 00:04:14,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:14,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:14,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:14,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:04:14,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:14,615 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:04:24,628 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:04:34,668 WARN L539 Checker$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 00:04:44,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:04:54,737 WARN L539 Checker$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 00:04:54,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:04:54,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 320 states and 462 transitions. [2023-12-03 00:04:54,775 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 462 transitions. [2023-12-03 00:04:54,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:04:54,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:04:54,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:04:54,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:04:54,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:04:54,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:04:55,048 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 00:05:06,134 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:05:16,174 WARN L539 Checker$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 00:05:26,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:05:36,238 WARN L539 Checker$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 00:05:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:36,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 335 states and 482 transitions. [2023-12-03 00:05:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 482 transitions. [2023-12-03 00:05:36,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:05:36,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:36,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:36,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:05:36,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:36,626 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 00:05:37,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:37,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 349 states and 520 transitions. [2023-12-03 00:05:37,573 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 520 transitions. [2023-12-03 00:05:37,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:05:37,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:37,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:37,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 400 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:05:37,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:38,059 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:05:40,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:40,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 366 states and 570 transitions. [2023-12-03 00:05:40,195 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 570 transitions. [2023-12-03 00:05:40,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 00:05:40,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:40,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:40,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:40,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:05:40,351 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:40,454 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 00:05:40,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:05:40,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 365 states and 565 transitions. [2023-12-03 00:05:40,537 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 565 transitions. [2023-12-03 00:05:40,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:05:40,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:05:40,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:05:40,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:05:40,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:05:40,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:05:40,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:05:50,839 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:06:00,872 WARN L539 Checker$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 00:06:10,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 00:06:20,959 WARN L539 Checker$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 00:06:20,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:21,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 368 states and 567 transitions. [2023-12-03 00:06:21,002 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 567 transitions. [2023-12-03 00:06:21,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-03 00:06:21,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:21,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:21,156 INFO L262 TraceCheckSpWp]: Trace formula consists of 410 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:06:21,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:21,182 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:06:21,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:21,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 374 states and 580 transitions. [2023-12-03 00:06:21,564 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 580 transitions. [2023-12-03 00:06:21,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:06:21,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:21,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:21,735 INFO L262 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 00:06:21,737 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:21,740 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:06:21,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:21,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 372 states and 576 transitions. [2023-12-03 00:06:21,756 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 576 transitions. [2023-12-03 00:06:21,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-03 00:06:21,757 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:21,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:21,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:21,956 INFO L262 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:06:21,958 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:22,252 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:06:24,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:24,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 383 states and 600 transitions. [2023-12-03 00:06:24,054 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 600 transitions. [2023-12-03 00:06:24,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:06:24,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:24,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:24,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:24,232 INFO L262 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:06:24,234 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:24,595 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:06:27,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:27,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 400 states and 655 transitions. [2023-12-03 00:06:27,117 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 655 transitions. [2023-12-03 00:06:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:06:27,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:27,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:27,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:27,351 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:06:27,353 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:27,887 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:06:30,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:30,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 420 states and 715 transitions. [2023-12-03 00:06:30,217 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 715 transitions. [2023-12-03 00:06:30,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:06:30,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:30,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:30,458 INFO L262 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:06:30,460 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:30,922 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:06:35,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:35,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 434 states and 759 transitions. [2023-12-03 00:06:35,025 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 759 transitions. [2023-12-03 00:06:35,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:06:35,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:35,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:35,237 INFO L262 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:06:35,240 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:35,575 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:06:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 436 states and 764 transitions. [2023-12-03 00:06:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 764 transitions. [2023-12-03 00:06:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:06:36,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:36,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:36,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:36,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:06:36,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:37,006 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:06:39,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:39,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 460 states and 836 transitions. [2023-12-03 00:06:39,816 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 836 transitions. [2023-12-03 00:06:39,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-03 00:06:39,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:39,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:40,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 644 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:06:40,054 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:06:40,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 462 states and 842 transitions. [2023-12-03 00:06:40,772 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 842 transitions. [2023-12-03 00:06:40,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:06:40,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:40,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:40,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:40,992 INFO L262 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-03 00:06:40,994 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:41,874 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-12-03 00:06:42,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:42,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 464 states and 844 transitions. [2023-12-03 00:06:42,989 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 844 transitions. [2023-12-03 00:06:42,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-03 00:06:42,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:42,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:43,826 INFO L262 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 18 conjunts are in the unsatisfiable core [2023-12-03 00:06:43,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:45,176 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:06:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:06:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 472 states and 873 transitions. [2023-12-03 00:06:53,516 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 873 transitions. [2023-12-03 00:06:53,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-03 00:06:53,517 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:06:53,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:06:57,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:06:57,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 631 conjuncts, 20 conjunts are in the unsatisfiable core [2023-12-03 00:06:57,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:06:58,240 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:07:00,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:00,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 474 states and 877 transitions. [2023-12-03 00:07:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 877 transitions. [2023-12-03 00:07:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:07:00,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:00,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:05,255 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:07:05,257 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:05,606 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:07:09,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 475 states and 878 transitions. [2023-12-03 00:07:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 878 transitions. [2023-12-03 00:07:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:07:09,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:10,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:10,612 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:07:10,614 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:07:13,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:13,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 477 states and 885 transitions. [2023-12-03 00:07:13,051 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 885 transitions. [2023-12-03 00:07:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:07:13,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:13,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:14,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:14,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:07:14,162 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:14,531 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:07:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:16,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 479 states and 892 transitions. [2023-12-03 00:07:16,666 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 892 transitions. [2023-12-03 00:07:16,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:07:16,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:16,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:20,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 646 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-03 00:07:20,256 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:20,991 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:07:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:24,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 481 states and 896 transitions. [2023-12-03 00:07:24,056 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 896 transitions. [2023-12-03 00:07:24,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:07:24,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:24,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:33,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:33,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:07:33,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:34,196 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 00:07:36,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:36,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 483 states and 903 transitions. [2023-12-03 00:07:36,706 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 903 transitions. [2023-12-03 00:07:36,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-03 00:07:36,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:36,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:39,980 INFO L262 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-03 00:07:39,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:40,797 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:07:44,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 485 states and 908 transitions. [2023-12-03 00:07:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 908 transitions. [2023-12-03 00:07:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 00:07:44,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:44,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:44,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:44,412 INFO L262 TraceCheckSpWp]: Trace formula consists of 676 conjuncts, 29 conjunts are in the unsatisfiable core [2023-12-03 00:07:44,414 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:45,714 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:07:50,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:50,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 484 states and 910 transitions. [2023-12-03 00:07:50,717 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 910 transitions. [2023-12-03 00:07:50,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 00:07:50,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:50,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:52,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 33 conjunts are in the unsatisfiable core [2023-12-03 00:07:52,832 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:53,261 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-12-03 00:07:55,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:07:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 486 states and 916 transitions. [2023-12-03 00:07:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 916 transitions. [2023-12-03 00:07:55,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:07:55,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:07:55,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:07:56,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:07:56,645 INFO L262 TraceCheckSpWp]: Trace formula consists of 706 conjuncts, 37 conjunts are in the unsatisfiable core [2023-12-03 00:07:56,647 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:07:57,169 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 00:08:06,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:06,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 489 states and 920 transitions. [2023-12-03 00:08:06,396 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 920 transitions. [2023-12-03 00:08:06,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-03 00:08:06,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:06,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:08:16,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:08:16,705 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:08:16,708 INFO L158 Benchmark]: Toolchain (without parser) took 556421.97ms. Allocated memory was 159.4MB in the beginning and 335.5MB in the end (delta: 176.2MB). Free memory was 108.1MB in the beginning and 171.0MB in the end (delta: -62.8MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2023-12-03 00:08:16,709 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:08:16,709 INFO L158 Benchmark]: CACSL2BoogieTranslator took 937.68ms. Allocated memory is still 159.4MB. Free memory was 108.1MB in the beginning and 63.5MB in the end (delta: 44.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-03 00:08:16,710 INFO L158 Benchmark]: Boogie Procedure Inliner took 151.14ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 63.5MB in the beginning and 175.9MB in the end (delta: -112.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-12-03 00:08:16,710 INFO L158 Benchmark]: Boogie Preprocessor took 124.06ms. Allocated memory is still 211.8MB. Free memory was 175.9MB in the beginning and 165.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 00:08:16,710 INFO L158 Benchmark]: RCFGBuilder took 3044.12ms. Allocated memory was 211.8MB in the beginning and 278.9MB in the end (delta: 67.1MB). Free memory was 165.4MB in the beginning and 220.9MB in the end (delta: -55.5MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB. [2023-12-03 00:08:16,711 INFO L158 Benchmark]: CodeCheck took 552160.01ms. Allocated memory was 278.9MB in the beginning and 335.5MB in the end (delta: 56.6MB). Free memory was 220.9MB in the beginning and 171.0MB in the end (delta: 50.0MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. [2023-12-03 00:08:16,713 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 102.8MB. Free memory is still 52.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 937.68ms. Allocated memory is still 159.4MB. Free memory was 108.1MB in the beginning and 63.5MB in the end (delta: 44.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 151.14ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 63.5MB in the beginning and 175.9MB in the end (delta: -112.5MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.06ms. Allocated memory is still 211.8MB. Free memory was 175.9MB in the beginning and 165.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3044.12ms. Allocated memory was 211.8MB in the beginning and 278.9MB in the end (delta: 67.1MB). Free memory was 165.4MB in the beginning and 220.9MB in the end (delta: -55.5MB). Peak memory consumption was 137.5MB. Max. memory is 16.1GB. * CodeCheck took 552160.01ms. Allocated memory was 278.9MB in the beginning and 335.5MB in the end (delta: 56.6MB). Free memory was 220.9MB in the beginning and 171.0MB in the end (delta: 50.0MB). Peak memory consumption was 106.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:08:16,921 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 00:08:16,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/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_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:08:18,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:08:18,747 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 00:08:18,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:08:18,779 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:08:18,779 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:08:18,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:08:18,780 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:08:18,781 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:08:18,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:08:18,782 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:08:18,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:08:18,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:08:18,784 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:08:18,785 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:08:18,785 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:08:18,786 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:08:18,786 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:08:18,787 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:08:18,787 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:08:18,788 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:08:18,789 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:08:18,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:08:18,790 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:08:18,790 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:08:18,790 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:08:18,791 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:08:18,791 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:08:18,791 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:08:18,792 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:08:18,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:08:18,793 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:08:18,793 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:08:18,793 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:08:18,793 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:08:18,794 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:08:18,794 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:08:18,794 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:08:18,794 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:08:18,794 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_0b228814-4029-4003-a060-e376a5223a72/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb48026e7f870ff561a4cdd394c24cb5edb1d0f2fc8e8ef2bffe0b7b8438fda4 [2023-12-03 00:08:19,080 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:08:19,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:08:19,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:08:19,106 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:08:19,106 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:08:19,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2023-12-03 00:08:21,916 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:08:22,212 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:08:22,213 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test6-2.i [2023-12-03 00:08:22,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data/89cdfed39/6401ae41ac454987b54de122d199e5b4/FLAG2c071f883 [2023-12-03 00:08:22,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/data/89cdfed39/6401ae41ac454987b54de122d199e5b4 [2023-12-03 00:08:22,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:08:22,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:08:22,253 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:08:22,253 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:08:22,258 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:08:22,259 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:08:22" (1/1) ... [2023-12-03 00:08:22,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1af96c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:22, skipping insertion in model container [2023-12-03 00:08:22,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:08:22" (1/1) ... [2023-12-03 00:08:22,341 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:08:23,135 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:23,149 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 00:08:23,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:08:23,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:23,248 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:08:23,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:08:23,406 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:08:23,412 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:08:23,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23 WrapperNode [2023-12-03 00:08:23,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:08:23,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:08:23,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:08:23,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:08:23,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,455 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,514 INFO L138 Inliner]: procedures = 285, calls = 351, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 1217 [2023-12-03 00:08:23,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:08:23,515 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:08:23,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:08:23,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:08:23,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,538 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,602 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:08:23,642 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:08:23,643 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:08:23,643 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:08:23,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:08:23" (1/1) ... [2023-12-03 00:08:23,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:08:23,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:08:23,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:08:23,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-12-03 00:08:23,710 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-03 00:08:23,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:08:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 00:08:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:08:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure alt_bzero [2023-12-03 00:08:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_bzero [2023-12-03 00:08:23,711 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:08:23,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:08:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 00:08:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:08:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure alt_malloc [2023-12-03 00:08:23,712 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_malloc [2023-12-03 00:08:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 00:08:23,712 INFO L130 BoogieDeclarations]: Found specification of procedure alt_free [2023-12-03 00:08:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure alt_free [2023-12-03 00:08:23,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:08:23,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:08:23,924 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:08:23,927 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:08:34,648 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:08:35,206 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:08:35,207 INFO L309 CfgBuilder]: Removed 72 assume(true) statements. [2023-12-03 00:08:35,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:08:35 BoogieIcfgContainer [2023-12-03 00:08:35,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:08:35,209 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:08:35,210 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:08:35,219 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:08:35,219 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:08:35" (1/1) ... [2023-12-03 00:08:35,228 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:08:35,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:08:35,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 196 states and 304 transitions. [2023-12-03 00:08:35,289 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 304 transitions. [2023-12-03 00:08:35,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:08:35,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:08:35,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:08:35,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:08:35,294 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:08:35,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b228814-4029-4003-a060-e376a5223a72/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process