./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array16_alloca_fixed.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array16_alloca_fixed.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2a580f3a42bca030605af1bbd4c6a77550e46d88a6197c1e34cf45bb050eadef --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:26:03,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:26:03,289 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-13 20:26:03,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:26:03,294 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:26:03,318 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:26:03,323 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:26:03,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:26:03,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 20:26:03,324 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:26:03,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:26:03,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:26:03,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:26:03,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:26:03,325 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:03,325 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:26:03,325 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:26:03,325 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:26:03,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:26:03,326 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a580f3a42bca030605af1bbd4c6a77550e46d88a6197c1e34cf45bb050eadef [2024-11-13 20:26:03,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:26:03,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:26:03,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:26:03,628 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:26:03,628 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:26:03,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/termination-15/array16_alloca_fixed.i Unable to find full path for "g++" [2024-11-13 20:26:05,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:26:05,869 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:26:05,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/sv-benchmarks/c/termination-15/array16_alloca_fixed.i [2024-11-13 20:26:05,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/data/c0a0ae935/a1e4eb755797443f820454a47c9fddf2/FLAGae1748112 [2024-11-13 20:26:05,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/data/c0a0ae935/a1e4eb755797443f820454a47c9fddf2 [2024-11-13 20:26:05,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:26:05,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:26:05,921 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:05,921 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:26:05,927 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:26:05,928 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:05" (1/1) ... [2024-11-13 20:26:05,931 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f640152 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:05, skipping insertion in model container [2024-11-13 20:26:05,931 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:26:05" (1/1) ... [2024-11-13 20:26:05,968 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:26:06,369 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:06,382 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:26:06,448 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:26:06,488 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:26:06,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06 WrapperNode [2024-11-13 20:26:06,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:26:06,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:06,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:26:06,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:26:06,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,530 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 55 [2024-11-13 20:26:06,531 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:26:06,532 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:26:06,532 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:26:06,532 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:26:06,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,539 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,539 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,547 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,548 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,549 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,551 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:26:06,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:26:06,552 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:26:06,552 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:26:06,553 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:26:06,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:26:06,586 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:26:06,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:26:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:26:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:26:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 20:26:06,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 20:26:06,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:26:06,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:26:06,715 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:26:06,717 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:26:06,904 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 20:26:06,904 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:26:06,958 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:26:06,958 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 20:26:06,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:06 BoogieIcfgContainer [2024-11-13 20:26:06,959 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:26:06,959 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:26:06,960 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:26:06,970 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:26:06,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:06" (1/1) ... [2024-11-13 20:26:06,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:26:07,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:07,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2024-11-13 20:26:07,030 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2024-11-13 20:26:07,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:26:07,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:07,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:07,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:07,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:07,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2024-11-13 20:26:07,284 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2024-11-13 20:26:07,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:26:07,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:07,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:07,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:07,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:07,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:07,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2024-11-13 20:26:07,570 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2024-11-13 20:26:07,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:26:07,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:07,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:07,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:07,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:08,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:08,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2024-11-13 20:26:08,619 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2024-11-13 20:26:08,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:26:08,619 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:08,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:08,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:08,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:08,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:08,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 20:26:08,834 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 20:26:08,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:26:08,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:08,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:08,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:09,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:09,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 20:26:09,593 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 20:26:09,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:26:09,595 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:09,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:09,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 20:26:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 20:26:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 20:26:09,659 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:09,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:09,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:09,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:09,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 27 states and 37 transitions. [2024-11-13 20:26:09,912 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 37 transitions. [2024-11-13 20:26:09,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:26:09,916 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:09,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:09,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:09,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:09,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:09,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2024-11-13 20:26:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2024-11-13 20:26:09,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:26:09,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:09,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:10,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:10,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:10,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:10,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2024-11-13 20:26:10,103 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2024-11-13 20:26:10,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:26:10,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:10,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:10,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:10,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:10,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:10,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-11-13 20:26:10,164 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-11-13 20:26:10,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 20:26:10,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:10,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:10,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:10,847 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:12,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:12,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2024-11-13 20:26:12,546 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2024-11-13 20:26:12,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:26:12,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:12,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:12,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:13,162 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:15,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:15,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2024-11-13 20:26:15,054 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2024-11-13 20:26:15,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:26:15,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:15,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:15,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:15,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 36 states and 60 transitions. [2024-11-13 20:26:15,319 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 60 transitions. [2024-11-13 20:26:15,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:26:15,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:15,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:15,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:16,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:16,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 38 states and 63 transitions. [2024-11-13 20:26:16,557 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 63 transitions. [2024-11-13 20:26:16,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:26:16,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:16,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:16,787 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:17,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-11-13 20:26:17,796 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-11-13 20:26:17,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:26:17,796 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:17,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:17,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:17,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:26:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2024-11-13 20:26:18,384 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2024-11-13 20:26:18,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 20:26:18,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:18,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:18,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2024-11-13 20:26:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2024-11-13 20:26:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:26:19,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:19,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:19,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:19,863 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:26:21,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:21,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2024-11-13 20:26:21,954 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2024-11-13 20:26:21,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:26:21,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:21,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:21,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:26:25,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:25,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 58 states and 106 transitions. [2024-11-13 20:26:25,248 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 106 transitions. [2024-11-13 20:26:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 20:26:25,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:25,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:25,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:25,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:26:25,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:25,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 56 states and 101 transitions. [2024-11-13 20:26:25,309 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 101 transitions. [2024-11-13 20:26:25,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:26:25,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:25,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:25,514 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 20:26:25,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:25,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 57 states and 101 transitions. [2024-11-13 20:26:25,534 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 101 transitions. [2024-11-13 20:26:25,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:26:25,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:25,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:25,991 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:27,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:27,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 61 states and 110 transitions. [2024-11-13 20:26:27,807 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 110 transitions. [2024-11-13 20:26:27,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 20:26:27,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:27,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:27,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:28,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 70 states and 130 transitions. [2024-11-13 20:26:32,202 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 130 transitions. [2024-11-13 20:26:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:26:32,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:32,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:32,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:32,992 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:35,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:35,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 74 states and 139 transitions. [2024-11-13 20:26:35,270 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 139 transitions. [2024-11-13 20:26:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:26:35,272 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:35,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:35,627 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:26:36,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:36,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 45 states and 81 transitions. [2024-11-13 20:26:36,057 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 81 transitions. [2024-11-13 20:26:36,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:26:36,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:36,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:36,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:36,119 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:26:37,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:37,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2024-11-13 20:26:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2024-11-13 20:26:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 20:26:37,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:37,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:37,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:37,277 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:26:37,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:37,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2024-11-13 20:26:37,923 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2024-11-13 20:26:37,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:26:37,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:37,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:37,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:38,002 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:26:38,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:38,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 45 states and 79 transitions. [2024-11-13 20:26:38,799 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 79 transitions. [2024-11-13 20:26:38,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:26:38,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:38,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:38,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:38,853 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:26:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:40,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 46 states and 80 transitions. [2024-11-13 20:26:40,298 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 80 transitions. [2024-11-13 20:26:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:26:40,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:40,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:40,364 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 20:26:40,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 75 transitions. [2024-11-13 20:26:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 75 transitions. [2024-11-13 20:26:40,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:26:40,998 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:40,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:41,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:26:41,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:41,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2024-11-13 20:26:41,575 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2024-11-13 20:26:41,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 20:26:41,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:41,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:41,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:41,788 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:26:42,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:42,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2024-11-13 20:26:42,334 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2024-11-13 20:26:42,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:26:42,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:42,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:42,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:42,407 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 20:26:42,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:42,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2024-11-13 20:26:42,908 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2024-11-13 20:26:42,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:26:42,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:42,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:42,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:26:43,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:43,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2024-11-13 20:26:43,650 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2024-11-13 20:26:43,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 20:26:43,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:43,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:43,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:43,718 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 20:26:44,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:44,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 41 states and 64 transitions. [2024-11-13 20:26:44,360 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 64 transitions. [2024-11-13 20:26:44,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:26:44,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:44,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:44,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 20:26:45,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:45,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2024-11-13 20:26:45,432 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2024-11-13 20:26:45,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:26:45,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:26:45,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:26:45,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:26:45,501 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 20:26:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:26:46,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 31 states and 45 transitions. [2024-11-13 20:26:46,175 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 45 transitions. [2024-11-13 20:26:46,175 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 20:26:46,175 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 38 iterations. [2024-11-13 20:26:46,183 INFO L729 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2024-11-13 20:26:48,485 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,486 INFO L77 FloydHoareUtils]: At program point L378(line 378) the Hoare annotation is: (let ((.cse0 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= 0 |ULTIMATE.start_main_~j~0#1|) (<= (+ 4 (* |ULTIMATE.start_main_~j~0#1| 4)) .cse0) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) .cse0))) [2024-11-13 20:26:48,486 INFO L77 FloydHoareUtils]: At program point L378-3(lines 377 383) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)))) (or (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) .cse0 (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= (* |ULTIMATE.start_main_~length~0#1| 4) (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (and .cse0 (<= |ULTIMATE.start_main_~length~0#1| 0) (= |ULTIMATE.start_main_~j~0#1| 0)))) [2024-11-13 20:26:48,487 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,487 INFO L77 FloydHoareUtils]: At program point L370-2(lines 370 375) the Hoare annotation is: (let ((.cse6 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|)) (.cse7 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse8 (* |ULTIMATE.start_main_~length~0#1| 4)) (.cse9 (+ .cse6 (* .cse7 18446744073709551616)))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse2 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse5 (<= .cse8 .cse9)) (.cse3 (< .cse7 1))) (or (and .cse0 .cse1 (< 1 |ULTIMATE.start_main_~i~0#1|) .cse2 (or (< |ULTIMATE.start_main_~length~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)) .cse3) .cse4 .cse5 (<= (* |ULTIMATE.start_main_~i~0#1| 4) .cse6)) (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 (<= .cse7 0) (= .cse8 .cse9) .cse2 .cse4) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse4 .cse5 .cse3 (<= |ULTIMATE.start_main_~i~0#1| 1)))))) [2024-11-13 20:26:48,487 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 364 385) the Hoare annotation is: (= |ULTIMATE.start_main_old_#valid#1| |#valid|) [2024-11-13 20:26:48,488 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,488 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,488 INFO L77 FloydHoareUtils]: At program point L371(line 371) the Hoare annotation is: (let ((.cse2 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse3 (* |ULTIMATE.start_main_~length~0#1| 4)) (.cse5 (* .cse2 18446744073709551616)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse6 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse7 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse4 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 (<= .cse2 0) (= .cse3 (+ .cse4 .cse5)) .cse6 .cse7) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (< .cse3 (+ .cse4 .cse5 1)) .cse1 .cse6 (or (< |ULTIMATE.start_main_~length~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)) (< .cse2 1)) .cse7 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 4) 4) .cse4))))) [2024-11-13 20:26:48,488 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK(lines 364 385) no Hoare annotation was computed. [2024-11-13 20:26:48,488 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 20:26:48,489 INFO L77 FloydHoareUtils]: At program point L372(line 372) the Hoare annotation is: (let ((.cse2 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse3 (* |ULTIMATE.start_main_~length~0#1| 4)) (.cse5 (* .cse2 18446744073709551616)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse6 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse7 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse4 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 (<= .cse2 0) (= .cse3 (+ .cse4 .cse5)) .cse6 .cse7) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (< .cse3 (+ .cse4 .cse5 1)) .cse1 .cse6 (or (< |ULTIMATE.start_main_~length~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)) (< .cse2 1)) .cse7 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 4) 4) .cse4))))) [2024-11-13 20:26:48,489 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,489 INFO L77 FloydHoareUtils]: At program point L372-1(lines 372 374) the Hoare annotation is: (let ((.cse2 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse3 (* |ULTIMATE.start_main_~length~0#1| 4)) (.cse5 (* .cse2 18446744073709551616)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse6 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse7 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse4 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 (<= .cse2 0) (= .cse3 (+ .cse4 .cse5)) .cse6 .cse7) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (< .cse3 (+ .cse4 .cse5 1)) .cse1 .cse6 (or (< |ULTIMATE.start_main_~length~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)) (< .cse2 1)) .cse7 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 4) 4) .cse4))))) [2024-11-13 20:26:48,490 INFO L77 FloydHoareUtils]: At program point L372-2(lines 372 374) the Hoare annotation is: (let ((.cse2 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse0 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse5 (* |ULTIMATE.start_main_~length~0#1| 4)) (.cse7 (* .cse2 18446744073709551616)) (.cse1 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse3 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse4 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse6 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|))) (or (and (= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 (<= .cse2 0) .cse3 .cse4 (<= .cse5 (+ .cse6 .cse7))) (and .cse0 (<= 1 |ULTIMATE.start_main_~i~0#1|) (< .cse5 (+ .cse6 .cse7 1)) .cse1 .cse3 (or (< |ULTIMATE.start_main_~length~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)) (< .cse2 1)) .cse4 (<= (+ (* |ULTIMATE.start_main_~i~0#1| 4) 4) .cse6))))) [2024-11-13 20:26:48,490 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,490 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 20:26:48,490 INFO L77 FloydHoareUtils]: At program point L373(line 373) the Hoare annotation is: (let ((.cse11 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (let ((.cse5 (select |#length| |ULTIMATE.start_main_~arr~0#1.base|)) (.cse10 (* .cse11 18446744073709551616))) (let ((.cse0 (= |ULTIMATE.start_main_~i~0#1| 0)) (.cse1 (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1)) (.cse2 (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0))) (.cse8 (* |ULTIMATE.start_main_~length~0#1| 4)) (.cse9 (+ .cse5 .cse10)) (.cse3 (= |ULTIMATE.start_main_~arr~0#1.offset| 0)) (.cse7 (<= 1 |ULTIMATE.start_main_~length~0#1|)) (.cse6 (< .cse11 1))) (or (let ((.cse4 (* |ULTIMATE.start_main_~i~0#1| 4))) (and (not .cse0) .cse1 .cse2 .cse3 (<= (+ |ULTIMATE.start_main_~arr~0#1.offset| .cse4 4) .cse5) (or (< |ULTIMATE.start_main_~length~0#1| (+ |ULTIMATE.start_main_~i~0#1| 1)) .cse6) .cse7 (<= .cse8 .cse9) (<= 0 (+ |ULTIMATE.start_main_~arr~0#1.offset| .cse4)))) (and .cse0 .cse1 (< .cse8 (+ .cse5 .cse10 1)) .cse2 (or (< |ULTIMATE.start_main_~length~0#1| 2) (= .cse8 .cse9)) .cse3 .cse7 .cse6))))) [2024-11-13 20:26:48,490 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,490 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-13 20:26:48,491 INFO L77 FloydHoareUtils]: At program point L369(line 369) the Hoare annotation is: (let ((.cse0 (div |ULTIMATE.start_main_~length~0#1| 4611686018427387904))) (and (= (select |#valid| |ULTIMATE.start_main_~arr~0#1.base|) 1) (= |ULTIMATE.start_main_old_#valid#1| (store |#valid| |ULTIMATE.start_main_#t~malloc206#1.base| 0)) (<= .cse0 0) (= (* |ULTIMATE.start_main_~length~0#1| 4) (+ (select |#length| |ULTIMATE.start_main_~arr~0#1.base|) (* .cse0 18446744073709551616))) (= |ULTIMATE.start_main_~arr~0#1.offset| 0) (<= 1 |ULTIMATE.start_main_~length~0#1|) (not (= |ULTIMATE.start_main_~arr~0#1.base| 0)))) [2024-11-13 20:26:48,498 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:26:48,499 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 20:26:48,502 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 20:26:48,502 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 20:26:48,504 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:26:48,504 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 20:26:48,504 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-13 20:26:48,506 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 20:26:48,506 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 20:26:48,507 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:26:48,507 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 20:26:48,508 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 20:26:48,508 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 20:26:48,508 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:26:48,509 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 20:26:48,509 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-13 20:26:48,509 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 20:26:48,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 20:26:48,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 20:26:48,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 20:26:48,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 20:26:48,510 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 20:26:48,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:26:48,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 20:26:48,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 20:26:48,511 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 20:26:48,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-13 20:26:48,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 20:26:48,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 20:26:48,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: main_old_#valid#1 [2024-11-13 20:26:48,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 20:26:48,512 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~arr~0!offset [2024-11-13 20:26:48,513 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #length [2024-11-13 20:26:48,513 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] [2024-11-13 20:26:48,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:26:48 ImpRootNode [2024-11-13 20:26:48,517 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:26:48,518 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:26:48,518 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:26:48,518 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:26:48,519 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:26:06" (3/4) ... [2024-11-13 20:26:48,521 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 20:26:48,528 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2024-11-13 20:26:48,529 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 20:26:48,529 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 20:26:48,529 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 20:26:48,637 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 20:26:48,637 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 20:26:48,637 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:26:48,638 INFO L158 Benchmark]: Toolchain (without parser) took 42720.58ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 118.0MB in the beginning and 120.0MB in the end (delta: -2.0MB). Peak memory consumption was 179.0MB. Max. memory is 16.1GB. [2024-11-13 20:26:48,639 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:48,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.32ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 99.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:26:48,640 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.62ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:48,640 INFO L158 Benchmark]: Boogie Preprocessor took 19.44ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 97.5MB in the end (delta: 699.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:48,640 INFO L158 Benchmark]: RCFGBuilder took 407.12ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 81.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:26:48,641 INFO L158 Benchmark]: CodeCheck took 41557.64ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 81.2MB in the beginning and 123.5MB in the end (delta: -42.4MB). Peak memory consumption was 145.5MB. Max. memory is 16.1GB. [2024-11-13 20:26:48,641 INFO L158 Benchmark]: Witness Printer took 119.69ms. Allocated memory is still 327.2MB. Free memory was 123.5MB in the beginning and 120.0MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:26:48,643 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 39.2s, OverallIterations: 38, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4068 SdHoareTripleChecker+Valid, 25.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3522 mSDsluCounter, 2745 SdHoareTripleChecker+Invalid, 22.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2390 mSDsCounter, 2912 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11294 IncrementalHoareTripleChecker+Invalid, 14206 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2912 mSolverCounterUnsat, 355 mSDtfsCounter, 11294 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4182 GetRequests, 3711 SyntacticMatches, 147 SemanticMatches, 324 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54882 ImplicationChecksByTransitivity, 32.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 6.9s InterpolantComputationTime, 435 NumberOfCodeBlocks, 435 NumberOfCodeBlocksAsserted, 37 NumberOfCheckSat, 398 ConstructedInterpolants, 0 QuantifiedInterpolants, 4096 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 37 InterpolantComputations, 19 PerfectInterpolantSequences, 89/157 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((1 < i) && ((length < ((long) i + 1)) || (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) < 1))) && (1 <= length)) || (((i == 0) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) <= 0)) && (1 <= length))) || ((((1 <= i) && (1 <= length)) && (((length >= 0) ? (length / 4611686018427387904) : ((length / 4611686018427387904) - 1)) < 1)) && (i <= 1))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 167.8MB. Free memory is still 106.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.32ms. Allocated memory is still 142.6MB. Free memory was 117.7MB in the beginning and 99.9MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.62ms. Allocated memory is still 142.6MB. Free memory was 99.9MB in the beginning and 98.2MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 19.44ms. Allocated memory is still 142.6MB. Free memory was 98.2MB in the beginning and 97.5MB in the end (delta: 699.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 407.12ms. Allocated memory is still 142.6MB. Free memory was 97.5MB in the beginning and 81.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 41557.64ms. Allocated memory was 142.6MB in the beginning and 327.2MB in the end (delta: 184.5MB). Free memory was 81.2MB in the beginning and 123.5MB in the end (delta: -42.4MB). Peak memory consumption was 145.5MB. Max. memory is 16.1GB. * Witness Printer took 119.69ms. Allocated memory is still 327.2MB. Free memory was 123.5MB in the beginning and 120.0MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: main_old_#valid#1 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~arr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #length - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#length,GLOBAL] RESULT: Ultimate proved your program to be correct! [2024-11-13 20:26:48,678 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58bbf065-6d3a-4bf2-8feb-2c5b66c564a4/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE