./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:54:26,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:54:26,253 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:54:26,263 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:54:26,264 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:54:26,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:54:26,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:54:26,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:54:26,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:54:26,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:54:26,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:54:26,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:54:26,312 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:54:26,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:54:26,313 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:54:26,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:54:26,314 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:54:26,314 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:54:26,315 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:54:26,315 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:54:26,316 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:54:26,317 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:54:26,317 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:54:26,318 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:54:26,318 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:54:26,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:26,321 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:54:26,321 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:54:26,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:54:26,322 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:54:26,323 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:54:26,323 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:54:26,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 637058e9c434875c2a607ff053c6fcb810c5a78083685ed0943116abd98a4161 [2023-11-21 18:54:26,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:54:26,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:54:26,667 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:54:26,669 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:54:26,670 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:54:26,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2023-11-21 18:54:29,846 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:54:30,514 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:54:30,515 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.i [2023-11-21 18:54:30,574 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/data/783799aef/87af175c8f884d28aaab06d969d5cb95/FLAGc13b23ec7 [2023-11-21 18:54:30,593 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/data/783799aef/87af175c8f884d28aaab06d969d5cb95 [2023-11-21 18:54:30,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:54:30,597 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:54:30,598 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:30,598 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:54:30,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:54:30,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:30" (1/1) ... [2023-11-21 18:54:30,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@317f1214 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:30, skipping insertion in model container [2023-11-21 18:54:30,611 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:54:30" (1/1) ... [2023-11-21 18:54:30,750 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:54:32,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:32,277 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:54:32,417 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/zakharov_benchmarks/bench/cpa/inst/current/envs/linux-3.8-rc1/linux-3.8-rc1/arch/x86/include/asm/paravirt.h"), "i" (825), "i" (12UL)); [6558-6559] [2023-11-21 18:54:32,419 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (45UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [6564-6566] [2023-11-21 18:54:32,686 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:54:32,742 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:54:32,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32 WrapperNode [2023-11-21 18:54:32,743 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:54:32,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:32,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:54:32,745 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:54:32,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:32,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:32,981 INFO L138 Inliner]: procedures = 127, calls = 1011, calls flagged for inlining = 55, calls inlined = 43, statements flattened = 1003 [2023-11-21 18:54:32,982 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:54:32,983 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:54:32,983 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:54:32,983 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:54:32,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:32,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,004 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,005 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,090 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,141 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,150 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:54:33,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:54:33,208 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:54:33,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:54:33,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:54:32" (1/1) ... [2023-11-21 18:54:33,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:54:33,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:54:33,252 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:54:33,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b84db31-62ec-4436-a025-48fc407a2c29/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:54:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2023-11-21 18:54:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2023-11-21 18:54:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2023-11-21 18:54:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_exit [2023-11-21 18:54:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-21 18:54:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-21 18:54:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:54:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-21 18:54:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-21 18:54:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 18:54:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 18:54:33,306 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2023-11-21 18:54:33,306 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2023-11-21 18:54:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:54:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-21 18:54:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-21 18:54:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-21 18:54:33,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-21 18:54:33,307 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2023-11-21 18:54:33,308 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_device_kfree [2023-11-21 18:54:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:54:33,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:54:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:54:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:54:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2023-11-21 18:54:33,310 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2023-11-21 18:54:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:54:33,310 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-21 18:54:33,311 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-21 18:54:33,311 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-21 18:54:33,311 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-21 18:54:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:54:33,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:54:33,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:54:33,785 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:54:33,788 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:54:35,497 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:54:36,009 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:54:36,010 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:54:36,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:36 BoogieIcfgContainer [2023-11-21 18:54:36,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:54:36,014 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:54:36,015 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:54:36,025 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:54:36,025 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:54:36" (1/1) ... [2023-11-21 18:54:36,035 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:54:36,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:36,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 199 states and 264 transitions. [2023-11-21 18:54:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 264 transitions. [2023-11-21 18:54:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:54:36,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:36,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:36,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:36,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:36,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:36,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 202 states and 279 transitions. [2023-11-21 18:54:36,797 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 279 transitions. [2023-11-21 18:54:36,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:54:36,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:36,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:36,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:36,951 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:36,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:36,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 203 states and 280 transitions. [2023-11-21 18:54:36,982 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 280 transitions. [2023-11-21 18:54:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:54:36,984 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:36,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:37,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 207 states and 297 transitions. [2023-11-21 18:54:37,344 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 297 transitions. [2023-11-21 18:54:37,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:54:37,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:37,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 210 states and 302 transitions. [2023-11-21 18:54:37,518 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 302 transitions. [2023-11-21 18:54:37,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:54:37,520 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:37,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 211 states and 303 transitions. [2023-11-21 18:54:37,681 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 303 transitions. [2023-11-21 18:54:37,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:54:37,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,822 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:37,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 212 states and 303 transitions. [2023-11-21 18:54:37,838 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 303 transitions. [2023-11-21 18:54:37,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:54:37,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:37,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:37,944 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:37,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 215 states and 307 transitions. [2023-11-21 18:54:37,969 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 307 transitions. [2023-11-21 18:54:37,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:54:37,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:37,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:38,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:38,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:38,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 221 states and 322 transitions. [2023-11-21 18:54:38,317 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 322 transitions. [2023-11-21 18:54:38,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:54:38,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:38,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:38,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:39,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:39,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 242 states and 379 transitions. [2023-11-21 18:54:39,837 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 379 transitions. [2023-11-21 18:54:39,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:54:39,839 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:39,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:39,980 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:40,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:40,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 247 states and 398 transitions. [2023-11-21 18:54:40,259 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 398 transitions. [2023-11-21 18:54:40,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:54:40,261 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:40,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:40,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:40,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:40,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:40,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 249 states and 405 transitions. [2023-11-21 18:54:40,807 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 405 transitions. [2023-11-21 18:54:40,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:54:40,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:40,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:40,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:41,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:41,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 250 states and 408 transitions. [2023-11-21 18:54:41,074 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 408 transitions. [2023-11-21 18:54:41,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:54:41,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:41,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:41,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:41,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:41,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 251 states and 409 transitions. [2023-11-21 18:54:41,487 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 409 transitions. [2023-11-21 18:54:41,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:54:41,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:41,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:41,783 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:42,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:42,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 254 states and 424 transitions. [2023-11-21 18:54:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 424 transitions. [2023-11-21 18:54:42,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:54:42,452 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:42,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:42,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:42,582 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:54:42,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:42,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 255 states and 424 transitions. [2023-11-21 18:54:42,695 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 424 transitions. [2023-11-21 18:54:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:54:42,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:42,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:42,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:42,893 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:54:42,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:42,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 256 states and 424 transitions. [2023-11-21 18:54:42,949 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 424 transitions. [2023-11-21 18:54:42,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:54:42,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:42,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:42,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:43,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:43,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 257 states and 424 transitions. [2023-11-21 18:54:43,223 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 424 transitions. [2023-11-21 18:54:43,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:54:43,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:43,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:43,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:43,427 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:54:43,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 258 states and 425 transitions. [2023-11-21 18:54:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 425 transitions. [2023-11-21 18:54:43,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:54:43,542 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:43,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:43,653 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:43,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:43,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 259 states and 425 transitions. [2023-11-21 18:54:43,696 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 425 transitions. [2023-11-21 18:54:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:54:43,697 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:43,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:43,812 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:54:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:43,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 260 states and 425 transitions. [2023-11-21 18:54:43,844 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 425 transitions. [2023-11-21 18:54:43,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:54:43,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:43,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:44,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:44,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 263 states and 432 transitions. [2023-11-21 18:54:44,392 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 432 transitions. [2023-11-21 18:54:44,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:54:44,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:44,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:44,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:54:45,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 266 states and 436 transitions. [2023-11-21 18:54:45,485 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 436 transitions. [2023-11-21 18:54:45,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:54:45,486 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:45,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:45,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:45,659 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:54:45,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:45,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 267 states and 437 transitions. [2023-11-21 18:54:45,687 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 437 transitions. [2023-11-21 18:54:45,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:54:45,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:45,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:45,884 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:46,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:54:46,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 268 states and 437 transitions. [2023-11-21 18:54:46,067 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 437 transitions. [2023-11-21 18:54:46,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:54:46,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:54:46,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:54:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:54:46,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:54:55,062 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 18:55:02,103 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.04s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 18:55:02,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:02,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 275 states and 449 transitions. [2023-11-21 18:55:02,725 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 449 transitions. [2023-11-21 18:55:02,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:55:02,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:02,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:02,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:02,918 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-21 18:55:02,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:02,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 276 states and 449 transitions. [2023-11-21 18:55:02,950 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 449 transitions. [2023-11-21 18:55:02,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:55:02,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:02,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:02,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:03,167 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:55:03,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:03,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 277 states and 451 transitions. [2023-11-21 18:55:03,196 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 451 transitions. [2023-11-21 18:55:03,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:55:03,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:03,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:03,374 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-21 18:55:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:03,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 278 states and 451 transitions. [2023-11-21 18:55:03,406 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 451 transitions. [2023-11-21 18:55:03,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:55:03,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:03,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:03,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:03,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:03,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 279 states and 456 transitions. [2023-11-21 18:55:03,710 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 456 transitions. [2023-11-21 18:55:03,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:55:03,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:03,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:03,931 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:04,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 278 states and 454 transitions. [2023-11-21 18:55:04,049 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 454 transitions. [2023-11-21 18:55:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:55:04,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:04,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:04,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:04,310 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:04,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:04,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 281 states and 458 transitions. [2023-11-21 18:55:04,348 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 458 transitions. [2023-11-21 18:55:04,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:55:04,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:04,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:04,548 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:55:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:04,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 282 states and 458 transitions. [2023-11-21 18:55:04,833 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 458 transitions. [2023-11-21 18:55:04,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:55:04,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:04,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:05,042 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:05,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 283 states and 458 transitions. [2023-11-21 18:55:05,070 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 458 transitions. [2023-11-21 18:55:05,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:55:05,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:05,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:05,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:05,180 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:55:06,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:06,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 287 states and 475 transitions. [2023-11-21 18:55:06,031 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 475 transitions. [2023-11-21 18:55:06,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:55:06,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:06,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:06,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:06,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:06,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:06,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 292 states and 482 transitions. [2023-11-21 18:55:06,665 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 482 transitions. [2023-11-21 18:55:06,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:55:06,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:06,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:06,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:06,774 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:55:06,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:06,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 293 states and 482 transitions. [2023-11-21 18:55:06,988 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 482 transitions. [2023-11-21 18:55:06,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:55:06,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:06,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:07,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:07,164 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:55:07,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:07,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 294 states and 484 transitions. [2023-11-21 18:55:07,338 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 484 transitions. [2023-11-21 18:55:07,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:55:07,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:07,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:07,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:07,513 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:55:07,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:07,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 295 states and 484 transitions. [2023-11-21 18:55:07,786 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 484 transitions. [2023-11-21 18:55:07,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:55:07,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:07,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:08,024 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:55:08,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 296 states and 485 transitions. [2023-11-21 18:55:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 485 transitions. [2023-11-21 18:55:08,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:55:08,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:08,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:08,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:08,547 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:55:09,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:09,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 296 states and 483 transitions. [2023-11-21 18:55:09,096 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 483 transitions. [2023-11-21 18:55:09,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:55:09,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:09,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:09,436 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:55:09,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:09,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 297 states and 483 transitions. [2023-11-21 18:55:09,712 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 483 transitions. [2023-11-21 18:55:09,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:55:09,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:09,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:09,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:09,924 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:55:11,851 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 18:55:14,456 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 18:55:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:15,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 299 states and 485 transitions. [2023-11-21 18:55:15,218 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 485 transitions. [2023-11-21 18:55:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:55:15,220 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:15,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:15,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:15,460 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:55:19,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []