./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9aabbeff87ba819b44dc608a3105d0ba81b71cd88693ecf2e6bf3860a7863e64 --- 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-dbf71c6-m [2022-10-17 16:53:26,503 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:53:26,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:53:26,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:53:26,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:53:26,550 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:53:26,552 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:53:26,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:53:26,557 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:53:26,558 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:53:26,559 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:53:26,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:53:26,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:53:26,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:53:26,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:53:26,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:53:26,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:53:26,574 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:53:26,576 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:53:26,579 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:53:26,581 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:53:26,585 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:53:26,586 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:53:26,587 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:53:26,600 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:53:26,601 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:53:26,601 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:53:26,603 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:53:26,604 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:53:26,605 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:53:26,606 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:53:26,608 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:53:26,610 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:53:26,611 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:53:26,613 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:53:26,613 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:53:26,614 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:53:26,614 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:53:26,614 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:53:26,615 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:53:26,616 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:53:26,617 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:53:26,677 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:53:26,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:53:26,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:53:26,680 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:53:26,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:53:26,680 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:53:26,680 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:53:26,681 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:53:26,681 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:53:26,681 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:53:26,681 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:53:26,681 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:53:26,682 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:53:26,682 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:53:26,682 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:53:26,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:53:26,682 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:53:26,683 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:53:26,683 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:53:26,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:26,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:53:26,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:53:26,684 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:53:26,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:53:26,684 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_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aabbeff87ba819b44dc608a3105d0ba81b71cd88693ecf2e6bf3860a7863e64 [2022-10-17 16:53:26,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:53:26,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:53:26,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:53:26,999 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:53:27,001 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:53:27,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/dll2c_append_unequal.i [2022-10-17 16:53:27,073 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/data/13ab5c41f/1a8d8d8d6c514326a1b5b3084e4e2f82/FLAG006eb3095 [2022-10-17 16:53:27,627 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:53:27,627 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/sv-benchmarks/c/list-simple/dll2c_append_unequal.i [2022-10-17 16:53:27,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/data/13ab5c41f/1a8d8d8d6c514326a1b5b3084e4e2f82/FLAG006eb3095 [2022-10-17 16:53:27,926 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/data/13ab5c41f/1a8d8d8d6c514326a1b5b3084e4e2f82 [2022-10-17 16:53:27,929 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:53:27,930 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:53:27,932 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:27,932 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:53:27,936 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:53:27,938 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:27" (1/1) ... [2022-10-17 16:53:27,939 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fa5b934 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:27, skipping insertion in model container [2022-10-17 16:53:27,939 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:53:27" (1/1) ... [2022-10-17 16:53:27,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:53:27,984 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:53:28,338 WARN L230 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_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/sv-benchmarks/c/list-simple/dll2c_append_unequal.i[24672,24685] [2022-10-17 16:53:28,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:28,358 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:53:28,423 WARN L230 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_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/sv-benchmarks/c/list-simple/dll2c_append_unequal.i[24672,24685] [2022-10-17 16:53:28,424 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:53:28,453 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:53:28,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28 WrapperNode [2022-10-17 16:53:28,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:53:28,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:28,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:53:28,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:53:28,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,505 INFO L138 Inliner]: procedures = 127, calls = 49, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 180 [2022-10-17 16:53:28,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:53:28,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:53:28,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:53:28,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:53:28,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,521 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,522 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,543 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,546 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,557 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:53:28,564 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:53:28,564 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:53:28,564 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:53:28,565 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:53:28" (1/1) ... [2022-10-17 16:53:28,572 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:53:28,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:53:28,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:53:28,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0278ec3f-6855-4b3c-8a3c-712dd0ec2964/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:53:28,653 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:53:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:53:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:53:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:53:28,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:53:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:53:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:53:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:53:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:53:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:53:28,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:53:28,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:53:28,857 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:53:28,860 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:53:29,449 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:53:29,560 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:53:29,560 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:53:29,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:29 BoogieIcfgContainer [2022-10-17 16:53:29,563 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:53:29,564 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:53:29,564 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:53:29,598 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:53:29,598 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:53:29" (1/1) ... [2022-10-17 16:53:29,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:53:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2022-10-17 16:53:29,668 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2022-10-17 16:53:29,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:29,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:29,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:29,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:29,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 137 states and 149 transitions. [2022-10-17 16:53:29,983 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 149 transitions. [2022-10-17 16:53:29,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:53:29,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:29,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 136 states and 148 transitions. [2022-10-17 16:53:30,315 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 148 transitions. [2022-10-17 16:53:30,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:30,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 135 states and 147 transitions. [2022-10-17 16:53:30,409 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 147 transitions. [2022-10-17 16:53:30,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:53:30,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 134 states and 146 transitions. [2022-10-17 16:53:30,603 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 146 transitions. [2022-10-17 16:53:30,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:53:30,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 133 states and 145 transitions. [2022-10-17 16:53:30,695 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2022-10-17 16:53:30,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:53:30,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:30,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 132 states and 144 transitions. [2022-10-17 16:53:30,870 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 144 transitions. [2022-10-17 16:53:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:53:30,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:30,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:30,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:30,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 133 states and 146 transitions. [2022-10-17 16:53:31,227 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 146 transitions. [2022-10-17 16:53:31,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:31,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 132 states and 145 transitions. [2022-10-17 16:53:31,345 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 145 transitions. [2022-10-17 16:53:31,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:53:31,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 131 states and 144 transitions. [2022-10-17 16:53:31,521 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 144 transitions. [2022-10-17 16:53:31,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:31,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 130 states and 143 transitions. [2022-10-17 16:53:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 143 transitions. [2022-10-17 16:53:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:53:31,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 129 states and 142 transitions. [2022-10-17 16:53:31,702 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 142 transitions. [2022-10-17 16:53:31,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:31,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:31,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:31,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 128 states and 141 transitions. [2022-10-17 16:53:31,764 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 141 transitions. [2022-10-17 16:53:31,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:53:31,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:31,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:31,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:31,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 127 states and 140 transitions. [2022-10-17 16:53:32,038 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 140 transitions. [2022-10-17 16:53:32,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:32,039 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:32,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 126 states and 139 transitions. [2022-10-17 16:53:32,155 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 139 transitions. [2022-10-17 16:53:32,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:53:32,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:32,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 125 states and 138 transitions. [2022-10-17 16:53:32,491 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 138 transitions. [2022-10-17 16:53:32,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:53:32,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:32,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:32,750 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:33,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:33,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 133 states and 151 transitions. [2022-10-17 16:53:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 151 transitions. [2022-10-17 16:53:33,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:53:33,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:33,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:33,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:33,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:34,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:34,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 141 states and 164 transitions. [2022-10-17 16:53:34,846 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2022-10-17 16:53:34,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:53:34,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:34,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:34,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:35,001 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:36,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:36,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 147 states and 171 transitions. [2022-10-17 16:53:36,690 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 171 transitions. [2022-10-17 16:53:36,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:36,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:36,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:36,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:36,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:38,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:38,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 158 states and 199 transitions. [2022-10-17 16:53:38,979 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 199 transitions. [2022-10-17 16:53:38,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:53:38,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:38,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:39,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:39,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:42,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:42,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 169 states and 230 transitions. [2022-10-17 16:53:42,497 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 230 transitions. [2022-10-17 16:53:42,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:42,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:42,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:42,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:43,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:43,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 173 states and 243 transitions. [2022-10-17 16:53:43,951 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 243 transitions. [2022-10-17 16:53:43,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:53:43,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:43,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:44,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:46,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 177 states and 255 transitions. [2022-10-17 16:53:46,102 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 255 transitions. [2022-10-17 16:53:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:46,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:46,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 176 states and 254 transitions. [2022-10-17 16:53:46,216 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 254 transitions. [2022-10-17 16:53:46,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:53:46,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,325 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 175 states and 253 transitions. [2022-10-17 16:53:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 253 transitions. [2022-10-17 16:53:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:46,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:46,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 174 states and 252 transitions. [2022-10-17 16:53:46,461 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 252 transitions. [2022-10-17 16:53:46,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:53:46,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:46,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 173 states and 251 transitions. [2022-10-17 16:53:46,670 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 251 transitions. [2022-10-17 16:53:46,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:46,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,741 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:46,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 172 states and 250 transitions. [2022-10-17 16:53:46,765 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 250 transitions. [2022-10-17 16:53:46,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:53:46,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:46,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:46,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:46,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 171 states and 249 transitions. [2022-10-17 16:53:46,914 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2022-10-17 16:53:46,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:46,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:46,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:46,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:47,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:53:52,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:52,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 188 states and 291 transitions. [2022-10-17 16:53:52,858 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 291 transitions. [2022-10-17 16:53:52,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:52,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:52,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:52,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:53,071 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:53:56,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:53:56,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 196 states and 306 transitions. [2022-10-17 16:53:56,048 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 306 transitions. [2022-10-17 16:53:56,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:53:56,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:53:56,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:53:56,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:53:57,028 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.