./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:55,719 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:55,839 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:39:55,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:55,846 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:55,888 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:55,890 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:55,891 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:55,892 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:55,897 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:55,898 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:55,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:55,899 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:55,901 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:55,901 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:55,902 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:55,902 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:55,902 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:55,903 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:55,903 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:55,904 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:55,904 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:55,905 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:55,905 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:55,906 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:55,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:55,907 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:55,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:55,908 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:55,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:55,910 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:55,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:55,910 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:55,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:55,911 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:55,911 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_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 961225f1af8bda006e5a86aed07a62a3e426daf2d218eb9a2332372592a548eb [2023-11-21 18:39:56,266 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:56,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:56,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:56,302 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:56,302 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:56,304 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-11-21 18:39:59,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:59,763 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:59,764 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test9-2.i [2023-11-21 18:39:59,801 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/data/35083d062/bd3f22d3009940bab470c4a49b5776e9/FLAG357e9a3d7 [2023-11-21 18:39:59,819 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/data/35083d062/bd3f22d3009940bab470c4a49b5776e9 [2023-11-21 18:39:59,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:59,826 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:59,830 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:59,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:59,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:59,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:59" (1/1) ... [2023-11-21 18:39:59,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1304c9df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:59, skipping insertion in model container [2023-11-21 18:39:59,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:59" (1/1) ... [2023-11-21 18:39:59,944 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:00,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:00,898 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:01,090 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:01,147 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:40:01,154 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:01,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01 WrapperNode [2023-11-21 18:40:01,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:01,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:01,156 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:01,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:01,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,389 INFO L138 Inliner]: procedures = 177, calls = 783, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3360 [2023-11-21 18:40:01,390 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:01,391 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:01,391 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:01,391 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:01,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,414 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,415 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,523 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,557 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:01,558 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:01,558 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:01,558 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:01,559 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:01" (1/1) ... [2023-11-21 18:40:01,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:01,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:01,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:01,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3e316d8-a546-4197-b65a-0a8e1b7b9d2e/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:01,630 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-21 18:40:01,631 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-21 18:40:01,631 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:40:01,632 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:01,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:40:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 18:40:01,633 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 18:40:01,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:40:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:40:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:40:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 18:40:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:40:01,634 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:40:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:01,635 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:01,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:01,917 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:01,921 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:05,053 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:07,418 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:07,418 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 18:40:07,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:07 BoogieIcfgContainer [2023-11-21 18:40:07,421 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:07,422 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:07,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:07,433 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:07,433 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:07" (1/1) ... [2023-11-21 18:40:07,443 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:07,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1137 states and 2219 transitions. [2023-11-21 18:40:07,574 INFO L276 IsEmpty]: Start isEmpty. Operand 1137 states and 2219 transitions. [2023-11-21 18:40:07,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:40:07,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,750 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:40:07,757 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:07,825 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2023-11-21 18:40:07,836 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 [2023-11-21 18:40:07,905 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:40:07,909 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2023-11-21 18:40:07,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:40:07,936 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 [2023-11-21 18:40:07,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:08,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2224 states to 1140 states and 2224 transitions. [2023-11-21 18:40:08,039 INFO L276 IsEmpty]: Start isEmpty. Operand 1140 states and 2224 transitions. [2023-11-21 18:40:08,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-21 18:40:08,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:40:08,144 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:08,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 11 treesize of output 7 [2023-11-21 18:40:08,156 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 [2023-11-21 18:40:08,181 INFO L160 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 18:40:08,182 INFO L165 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2023-11-21 18:40:08,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-21 18:40:08,189 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 [2023-11-21 18:40:08,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:08,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2228 states to 1142 states and 2228 transitions. [2023-11-21 18:40:08,305 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2228 transitions. [2023-11-21 18:40:08,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:40:08,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,429 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:08,432 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:08,435 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:08,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2226 states to 1142 states and 2226 transitions. [2023-11-21 18:40:08,456 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2226 transitions. [2023-11-21 18:40:08,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:40:08,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:08,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2222 states to 1142 states and 2222 transitions. [2023-11-21 18:40:08,803 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2222 transitions. [2023-11-21 18:40:08,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:40:08,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,873 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:08,876 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:08,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 1142 states and 2218 transitions. [2023-11-21 18:40:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2218 transitions. [2023-11-21 18:40:08,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:40:08,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,046 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:09,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:09,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:09,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2212 states to 1142 states and 2212 transitions. [2023-11-21 18:40:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2212 transitions. [2023-11-21 18:40:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:40:09,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,254 INFO L262 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:09,258 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:09,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:19,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:40:19,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2206 states to 1142 states and 2206 transitions. [2023-11-21 18:40:19,356 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 2206 transitions. [2023-11-21 18:40:19,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:19,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,626 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:40:19,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:19,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:30,285 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:40:31,966 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:40:32,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1157 states and 2225 transitions. [2023-11-21 18:40:32,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2225 transitions. [2023-11-21 18:40:32,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:40:32,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,194 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:32,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:32,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:32,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2223 states to 1157 states and 2223 transitions. [2023-11-21 18:40:32,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2223 transitions. [2023-11-21 18:40:32,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:40:32,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,463 INFO L262 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:32,468 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:32,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:32,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 1157 states and 2221 transitions. [2023-11-21 18:40:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2221 transitions. [2023-11-21 18:40:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:40:32,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,727 INFO L262 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:40:32,731 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:32,733 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:40:42,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 18:40:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:42,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1155 states and 2215 transitions. [2023-11-21 18:40:42,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2215 transitions. [2023-11-21 18:40:42,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:42,845 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:42,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:51,722 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:40:51,725 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:51,848 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:51,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:51,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1155 states and 2215 transitions. [2023-11-21 18:40:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2215 transitions. [2023-11-21 18:40:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:51,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:51,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:54,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:54,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:40:54,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:54,447 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:54,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1155 states and 2215 transitions. [2023-11-21 18:40:54,468 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2215 transitions. [2023-11-21 18:40:54,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:54,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:54,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:56,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:56,919 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:40:56,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:40:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:56,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1155 states and 2215 transitions. [2023-11-21 18:40:56,979 INFO L276 IsEmpty]: Start isEmpty. Operand 1155 states and 2215 transitions. [2023-11-21 18:40:56,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:56,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:56,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:02,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:02,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 464 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 18:41:02,589 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:41:02,610 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:41:02,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:02,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 1157 states and 2219 transitions. [2023-11-21 18:41:02,678 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2219 transitions. [2023-11-21 18:41:02,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:41:02,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:02,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms