./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:28:24,477 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:28:24,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:28:24,523 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:28:24,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:28:24,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:28:24,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:28:24,534 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:28:24,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:28:24,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:28:24,541 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:28:24,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:28:24,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:28:24,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:28:24,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:28:24,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:28:24,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:28:24,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:28:24,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:28:24,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:28:24,565 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:28:24,571 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:28:24,573 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:28:24,574 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:28:24,577 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:28:24,578 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:28:24,578 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:28:24,580 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:28:24,580 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:28:24,581 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:28:24,582 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:28:24,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:28:24,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:28:24,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:28:24,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:28:24,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:28:24,588 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:28:24,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:28:24,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:28:24,590 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:28:24,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:28:24,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:28:24,633 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:28:24,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:28:24,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:28:24,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:28:24,636 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:28:24,637 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:28:24,637 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:28:24,637 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:28:24,638 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:28:24,638 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:28:24,639 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:28:24,640 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:28:24,640 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:28:24,640 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:28:24,641 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:28:24,641 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:28:24,641 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:28:24,641 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:28:24,642 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:24,642 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:28:24,643 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:28:24,643 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:28:24,643 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:28:24,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:28:24,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:28:24,644 INFO L138 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_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb [2022-11-20 17:28:24,934 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:28:24,964 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:28:24,967 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:28:24,968 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:28:24,969 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:28:24,970 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-20 17:28:28,120 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:28:28,505 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:28:28,505 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-20 17:28:28,528 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data/25fe5fd0c/71a20df8449b4b768ce37f705aa48450/FLAGfd9efc7fa [2022-11-20 17:28:28,546 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data/25fe5fd0c/71a20df8449b4b768ce37f705aa48450 [2022-11-20 17:28:28,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:28:28,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:28:28,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:28:28,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:28:28,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:28:28,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:28" (1/1) ... [2022-11-20 17:28:28,561 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63d9ee20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:28, skipping insertion in model container [2022-11-20 17:28:28,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:28" (1/1) ... [2022-11-20 17:28:28,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:28:28,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:28:28,795 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:28:29,166 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:28:29,184 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:28:29,195 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:28:29,416 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:28:29,433 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:28:29,434 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29 WrapperNode [2022-11-20 17:28:29,434 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:28:29,436 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:28:29,436 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:28:29,436 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:28:29,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,515 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,733 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-20 17:28:29,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:28:29,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:28:29,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:28:29,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:28:29,760 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,813 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,827 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,834 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,850 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:28:29,851 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:28:29,851 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:28:29,852 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:28:29,852 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:29" (1/1) ... [2022-11-20 17:28:29,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:29,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:28:29,885 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:28:29,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:28:29,946 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:28:29,948 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:28:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:28:29,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:28:29,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:28:29,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:28:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:28:29,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:28:30,367 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:28:30,369 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:28:33,369 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:28:33,695 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:28:33,695 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-20 17:28:33,698 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:33 BoogieIcfgContainer [2022-11-20 17:28:33,698 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:28:33,699 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:28:33,699 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:28:33,712 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:28:33,713 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:33" (1/1) ... [2022-11-20 17:28:33,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:28:33,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:33,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-20 17:28:33,805 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-20 17:28:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:28:33,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:34,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:28:34,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-11-20 17:28:34,951 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-11-20 17:28:34,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:28:34,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:34,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:35,804 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:28:35,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:35,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-11-20 17:28:35,918 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-11-20 17:28:35,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:28:35,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:35,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:36,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:36,632 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:28:36,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:36,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2022-11-20 17:28:36,718 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2022-11-20 17:28:36,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:28:36,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:36,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:36,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:37,387 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-20 17:28:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:37,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2022-11-20 17:28:37,453 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2022-11-20 17:28:37,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:28:37,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:37,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:37,898 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:28:37,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:37,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-20 17:28:37,959 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-20 17:28:37,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-20 17:28:37,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:37,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:38,670 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-20 17:28:38,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2022-11-20 17:28:38,771 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2022-11-20 17:28:38,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:28:38,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:38,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:39,288 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:28:39,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:39,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2022-11-20 17:28:39,359 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2022-11-20 17:28:39,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:28:39,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:39,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:40,167 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:28:40,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:40,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-11-20 17:28:40,304 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-11-20 17:28:40,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:28:40,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:40,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:40,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:41,035 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:28:41,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:41,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-20 17:28:41,157 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-20 17:28:41,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:28:41,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:41,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:41,838 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-20 17:28:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2022-11-20 17:28:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2022-11-20 17:28:42,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:28:42,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:42,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-20 17:28:48,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:48,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2022-11-20 17:28:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-20 17:28:48,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-20 17:28:48,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:48,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:50,240 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 17:28:53,108 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 17:28:53,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:53,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2022-11-20 17:28:53,187 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2022-11-20 17:28:53,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-20 17:28:53,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:53,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:53,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:54,399 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-20 17:28:54,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:54,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2022-11-20 17:28:54,689 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-20 17:28:54,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:28:54,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:54,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:54,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-20 17:28:55,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:55,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2022-11-20 17:28:55,863 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-11-20 17:28:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 17:28:55,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:55,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:56,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:56,949 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-20 17:28:57,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:57,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2022-11-20 17:28:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-20 17:28:57,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 17:28:57,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:57,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:57,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:58,442 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 17:28:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:58,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2022-11-20 17:28:58,573 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-20 17:28:58,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 17:28:58,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:58,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:58,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:59,876 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-20 17:29:00,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:00,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2022-11-20 17:29:00,173 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-20 17:29:00,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 17:29:00,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:00,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:00,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:01,241 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-20 17:29:01,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:01,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2022-11-20 17:29:01,359 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2022-11-20 17:29:01,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 17:29:01,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:01,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:01,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:02,519 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-20 17:29:02,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2022-11-20 17:29:02,817 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-20 17:29:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 17:29:02,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:02,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:03,827 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-20 17:29:04,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:04,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2022-11-20 17:29:04,033 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2022-11-20 17:29:04,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-20 17:29:04,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:04,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:04,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:05,453 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-20 17:29:05,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:05,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2022-11-20 17:29:05,846 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-11-20 17:29:05,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 17:29:05,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:05,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:06,883 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:29:07,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:07,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2022-11-20 17:29:07,531 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2022-11-20 17:29:07,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 17:29:07,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:07,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:07,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:08,814 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:29:09,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:09,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2022-11-20 17:29:09,206 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-11-20 17:29:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-20 17:29:09,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:09,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:09,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:10,354 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:29:11,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:11,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2022-11-20 17:29:11,505 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2022-11-20 17:29:11,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-20 17:29:11,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:11,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:11,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-20 17:29:13,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:13,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-11-20 17:29:13,218 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-11-20 17:29:13,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-20 17:29:13,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:13,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:14,210 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:29:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2022-11-20 17:29:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2022-11-20 17:29:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-20 17:29:14,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:14,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:14,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:15,318 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:29:15,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:15,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2022-11-20 17:29:15,678 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2022-11-20 17:29:15,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-20 17:29:15,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:15,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:16,799 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:29:17,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:17,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-11-20 17:29:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-11-20 17:29:17,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-20 17:29:17,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:17,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:17,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:18,248 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-20 17:29:18,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:18,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-11-20 17:29:18,590 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-11-20 17:29:18,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-20 17:29:18,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:18,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:18,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:19,568 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:29:19,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:19,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-11-20 17:29:19,699 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-11-20 17:29:19,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-20 17:29:19,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:19,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:19,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:20,566 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:29:20,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:20,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-20 17:29:20,897 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-20 17:29:20,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-20 17:29:20,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:20,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:21,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:21,988 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:29:22,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:22,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-20 17:29:22,313 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-20 17:29:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-20 17:29:22,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:22,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:22,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-20 17:29:23,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:23,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2022-11-20 17:29:23,836 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2022-11-20 17:29:23,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:29:23,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:23,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:24,830 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:29:24,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:24,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2022-11-20 17:29:24,994 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-20 17:29:24,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-20 17:29:24,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:24,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:25,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:26,039 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:29:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:26,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-20 17:29:26,417 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-20 17:29:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-20 17:29:26,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:26,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:27,449 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:29:27,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:27,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2022-11-20 17:29:27,840 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2022-11-20 17:29:27,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-20 17:29:27,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:27,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:29,211 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-20 17:29:29,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:29,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2022-11-20 17:29:29,677 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-11-20 17:29:29,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 17:29:29,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:29,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:29,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:29:30,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:30,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2022-11-20 17:29:30,851 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2022-11-20 17:29:30,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-20 17:29:30,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:30,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:32,052 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:29:32,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:32,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2022-11-20 17:29:32,485 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2022-11-20 17:29:32,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-20 17:29:32,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:32,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:29:34,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:34,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2022-11-20 17:29:34,223 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2022-11-20 17:29:34,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 17:29:34,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:34,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:34,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:36,011 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-20 17:29:36,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:36,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2022-11-20 17:29:36,424 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2022-11-20 17:29:36,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-20 17:29:36,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:36,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:36,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:37,389 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:29:37,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:37,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2022-11-20 17:29:37,581 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2022-11-20 17:29:37,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-20 17:29:37,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:37,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:37,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:38,624 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:29:39,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:39,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2022-11-20 17:29:39,108 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2022-11-20 17:29:39,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:29:39,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:39,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:39,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:40,519 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:29:40,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:40,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2022-11-20 17:29:40,942 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-20 17:29:40,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:29:40,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:40,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-20 17:29:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:42,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2022-11-20 17:29:42,932 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-11-20 17:29:42,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:29:42,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:42,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:43,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:29:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:44,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2022-11-20 17:29:44,247 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-20 17:29:44,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:29:44,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:44,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:44,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:45,539 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:29:46,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:46,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-20 17:29:46,142 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-20 17:29:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:29:46,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:46,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:46,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:47,850 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:29:48,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:48,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2022-11-20 17:29:48,405 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2022-11-20 17:29:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:29:48,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:48,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:50,092 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-20 17:29:50,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:50,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2022-11-20 17:29:50,657 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2022-11-20 17:29:50,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:29:50,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:50,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:50,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:51,499 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 17:29:51,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:51,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2022-11-20 17:29:51,689 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2022-11-20 17:29:51,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:29:51,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:51,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:51,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:53,012 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-20 17:29:53,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:53,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2022-11-20 17:29:53,557 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2022-11-20 17:29:53,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 17:29:53,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:53,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:54,599 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:29:54,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:54,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2022-11-20 17:29:54,796 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-11-20 17:29:54,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 17:29:54,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:54,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:55,898 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:29:56,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:56,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2022-11-20 17:29:56,512 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-11-20 17:29:56,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:29:56,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:56,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:56,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:29:58,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:29:58,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2022-11-20 17:29:58,356 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-11-20 17:29:58,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-20 17:29:58,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:29:58,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:29:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:29:59,981 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-20 17:30:00,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:00,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-11-20 17:30:00,577 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-11-20 17:30:00,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 17:30:00,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:00,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:01,696 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:30:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:01,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2022-11-20 17:30:01,929 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2022-11-20 17:30:01,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 17:30:01,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:01,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:02,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:02,964 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:30:03,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:03,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-11-20 17:30:03,518 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-11-20 17:30:03,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 17:30:03,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:03,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:04,686 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:30:05,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:05,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2022-11-20 17:30:05,181 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2022-11-20 17:30:05,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-20 17:30:05,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:05,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:30:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:30:06,434 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:30:07,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:30:07,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2022-11-20 17:30:07,006 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2022-11-20 17:30:07,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-20 17:30:07,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:30:07,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:32:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:32:11,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:34:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:34:13,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:34:13,104 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:34:13,113 INFO L158 Benchmark]: Toolchain (without parser) took 344562.60ms. Allocated memory was 188.7MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 140.9MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-20 17:34:13,114 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:34:13,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 882.74ms. Allocated memory is still 188.7MB. Free memory was 140.9MB in the beginning and 96.2MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 17:34:13,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 297.45ms. Allocated memory is still 188.7MB. Free memory was 96.2MB in the beginning and 146.1MB in the end (delta: -49.8MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. [2022-11-20 17:34:13,116 INFO L158 Benchmark]: Boogie Preprocessor took 116.64ms. Allocated memory is still 188.7MB. Free memory was 146.1MB in the beginning and 137.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:34:13,117 INFO L158 Benchmark]: RCFGBuilder took 3847.15ms. Allocated memory was 188.7MB in the beginning and 260.0MB in the end (delta: 71.3MB). Free memory was 137.7MB in the beginning and 153.6MB in the end (delta: -15.9MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. [2022-11-20 17:34:13,118 INFO L158 Benchmark]: CodeCheck took 339412.93ms. Allocated memory was 260.0MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 153.6MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-20 17:34:13,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 132.1MB. Free memory is still 74.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 882.74ms. Allocated memory is still 188.7MB. Free memory was 140.9MB in the beginning and 96.2MB in the end (delta: 44.7MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 297.45ms. Allocated memory is still 188.7MB. Free memory was 96.2MB in the beginning and 146.1MB in the end (delta: -49.8MB). Peak memory consumption was 20.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.64ms. Allocated memory is still 188.7MB. Free memory was 146.1MB in the beginning and 137.7MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3847.15ms. Allocated memory was 188.7MB in the beginning and 260.0MB in the end (delta: 71.3MB). Free memory was 137.7MB in the beginning and 153.6MB in the end (delta: -15.9MB). Peak memory consumption was 161.2MB. Max. memory is 16.1GB. * CodeCheck took 339412.93ms. Allocated memory was 260.0MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 153.6MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:34:13,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:34:15,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:34:15,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:34:15,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:34:15,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:34:15,965 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:34:15,968 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:34:15,971 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:34:15,973 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:34:15,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:34:15,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:34:15,983 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:34:15,983 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:34:15,985 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:34:15,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:34:15,993 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:34:15,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:34:15,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:34:15,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:34:16,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:34:16,003 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:34:16,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:34:16,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:34:16,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:34:16,017 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:34:16,018 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:34:16,018 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:34:16,019 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:34:16,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:34:16,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:34:16,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:34:16,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:34:16,026 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:34:16,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:34:16,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:34:16,029 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:34:16,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:34:16,044 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:34:16,044 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:34:16,045 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:34:16,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:34:16,051 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:34:16,080 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:34:16,080 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:34:16,082 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:34:16,083 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:34:16,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:34:16,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:34:16,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:34:16,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:34:16,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:34:16,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:34:16,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:34:16,087 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:34:16,087 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:34:16,087 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:34:16,088 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:34:16,088 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:34:16,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:34:16,089 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:34:16,089 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:34:16,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:34:16,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:34:16,090 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:34:16,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:34:16,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:34:16,090 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:34:16,091 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:34:16,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:34:16,091 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:34:16,091 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:34:16,092 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 96d9860a7686f708af2c69f8c9732693665f35b4386bdf987f4dd5e89313b9fb [2022-11-20 17:34:16,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:34:16,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:34:16,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:34:16,561 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:34:16,562 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:34:16,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-20 17:34:19,825 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:34:20,163 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:34:20,164 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2022-11-20 17:34:20,176 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data/d8f7195c9/670db851d45e4714b9725752f5a9a20f/FLAGa5c26d17e [2022-11-20 17:34:20,196 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/data/d8f7195c9/670db851d45e4714b9725752f5a9a20f [2022-11-20 17:34:20,198 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:34:20,200 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:34:20,201 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:34:20,201 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:34:20,204 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:34:20,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:34:20" (1/1) ... [2022-11-20 17:34:20,206 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42d58259 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:20, skipping insertion in model container [2022-11-20 17:34:20,207 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:34:20" (1/1) ... [2022-11-20 17:34:20,214 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:34:20,294 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:34:20,526 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:34:20,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:34:20,937 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:34:20,951 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-20 17:34:21,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:34:21,076 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:34:21,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21 WrapperNode [2022-11-20 17:34:21,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:34:21,079 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:34:21,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:34:21,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:34:21,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,136 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,226 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-20 17:34:21,227 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:34:21,228 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:34:21,228 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:34:21,228 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:34:21,237 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,237 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,245 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,289 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,295 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,306 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:34:21,307 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:34:21,307 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:34:21,307 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:34:21,308 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:34:21" (1/1) ... [2022-11-20 17:34:21,314 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:34:21,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:34:21,347 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:34:21,376 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:34:21,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-20 17:34:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:34:21,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:34:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:34:21,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:34:21,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:34:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-20 17:34:21,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:34:21,838 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:34:21,840 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:34:22,994 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:34:23,223 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:34:23,223 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-20 17:34:23,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:34:23 BoogieIcfgContainer [2022-11-20 17:34:23,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:34:23,228 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:34:23,228 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:34:23,238 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:34:23,239 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:34:23" (1/1) ... [2022-11-20 17:34:23,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:34:23,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:34:23,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-20 17:34:23,326 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-20 17:34:23,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:34:23,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:34:23,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:34:23,377 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:34:23,384 INFO L158 Benchmark]: Toolchain (without parser) took 3182.79ms. Allocated memory was 77.6MB in the beginning and 121.6MB in the end (delta: 44.0MB). Free memory was 57.0MB in the beginning and 72.3MB in the end (delta: -15.4MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2022-11-20 17:34:23,385 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:34:23,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 877.31ms. Allocated memory is still 77.6MB. Free memory was 56.7MB in the beginning and 34.9MB in the end (delta: 21.8MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. [2022-11-20 17:34:23,386 INFO L158 Benchmark]: Boogie Procedure Inliner took 147.82ms. Allocated memory is still 77.6MB. Free memory was 34.9MB in the beginning and 44.7MB in the end (delta: -9.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 17:34:23,387 INFO L158 Benchmark]: Boogie Preprocessor took 78.53ms. Allocated memory is still 77.6MB. Free memory was 44.7MB in the beginning and 37.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:34:23,388 INFO L158 Benchmark]: RCFGBuilder took 1920.15ms. Allocated memory was 77.6MB in the beginning and 121.6MB in the end (delta: 44.0MB). Free memory was 37.1MB in the beginning and 78.7MB in the end (delta: -41.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-20 17:34:23,389 INFO L158 Benchmark]: CodeCheck took 154.60ms. Allocated memory is still 121.6MB. Free memory was 78.7MB in the beginning and 72.3MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:34:23,392 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 34.8MB in the beginning and 34.7MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 877.31ms. Allocated memory is still 77.6MB. Free memory was 56.7MB in the beginning and 34.9MB in the end (delta: 21.8MB). Peak memory consumption was 25.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 147.82ms. Allocated memory is still 77.6MB. Free memory was 34.9MB in the beginning and 44.7MB in the end (delta: -9.8MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.53ms. Allocated memory is still 77.6MB. Free memory was 44.7MB in the beginning and 37.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1920.15ms. Allocated memory was 77.6MB in the beginning and 121.6MB in the end (delta: 44.0MB). Free memory was 37.1MB in the beginning and 78.7MB in the end (delta: -41.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * CodeCheck took 154.60ms. Allocated memory is still 121.6MB. Free memory was 78.7MB in the beginning and 72.3MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:34:23,427 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c6f0940-bb38-4d40-9591-db32b8b60af4/bin/ukojak-pZX7IvK2PQ/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: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared