[INFO] cloning repository https://github.com/Bestra/lox-vm
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bestra/lox-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 082c631f35893c92c013d95545e0b15cb4c111a8
[INFO] checking Bestra/lox-vm against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bestra/lox-vm on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Bestra/lox-vm
[INFO] finished tweaking git repo https://github.com/Bestra/lox-vm
[INFO] tweaked toml for git repo https://github.com/Bestra/lox-vm written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Bestra/lox-vm already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 715732b7803353cd34a33697dead13624b1e8a539f5d42b4ad138551f09cc509
[INFO] running `"docker" "start" "-a" "715732b7803353cd34a33697dead13624b1e8a539f5d42b4ad138551f09cc509"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]     Checking rprompt v1.0.3
[INFO] [stderr]     Checking lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stderr]  --> src/lib.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:230:12
[INFO] [stderr]     |
[INFO] [stderr] 230 |         '0'...'9' => true,
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:237:12
[INFO] [stderr]     |
[INFO] [stderr] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:237:24
[INFO] [stderr]     |
[INFO] [stderr] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stderr]   --> src/compiler.rs:42:15
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl Compiler<'c> {
[INFO] [stderr]    |               ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stderr]   --> src/compiler.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stderr]    |                         ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stderr]   --> src/compiler.rs:43:63
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stderr]    |                                                               ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]  --> src/scanner.rs:9:14
[INFO] [stderr]   |
[INFO] [stderr] 9 | impl Scanner<'a> {
[INFO] [stderr]   |              ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]   --> src/scanner.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stderr]    |                         ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0106]: missing lifetime specifier
[INFO] [stderr]   --> src/scanner.rs:10:36
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stderr]    |                                    ^^^^^^^ help: consider giving it an explicit bounded or 'static lifetime: `Scanner + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]   --> src/scanner.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn scan_token(&mut self) -> Token<'a> {
[INFO] [stderr]    |                                           ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:140:53
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn make_token(&mut self, t: TokenType) -> Token<'a> {
[INFO] [stderr]     |                                                     ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:162:39
[INFO] [stderr]     |
[INFO] [stderr] 162 |     pub fn string(&mut self) -> Token<'a> {
[INFO] [stderr]     |                                       ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:179:39
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn number(&mut self) -> Token<'a> {
[INFO] [stderr]     |                                       ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:196:43
[INFO] [stderr]     |
[INFO] [stderr] 196 |     pub fn identifier(&mut self) -> Token<'a> {
[INFO] [stderr]     |                                           ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]   --> src/token.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | impl Token<'a> {
[INFO] [stderr]    |            ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:230:12
[INFO] [stderr]     |
[INFO] [stderr] 230 |         '0'...'9' => true,
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:237:12
[INFO] [stderr]     |
[INFO] [stderr] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stderr]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:237:24
[INFO] [stderr]     |
[INFO] [stderr] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stderr]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stderr]   --> src/compiler.rs:42:15
[INFO] [stderr]    |
[INFO] [stderr] 42 | impl Compiler<'c> {
[INFO] [stderr]    |               ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stderr]   --> src/compiler.rs:43:25
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stderr]    |                         ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stderr]   --> src/compiler.rs:43:63
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stderr]    |                                                               ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]  --> src/scanner.rs:9:14
[INFO] [stderr]   |
[INFO] [stderr] 9 | impl Scanner<'a> {
[INFO] [stderr]   |              ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]   --> src/scanner.rs:10:25
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stderr]    |                         ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0106]: missing lifetime specifier
[INFO] [stderr]   --> src/scanner.rs:10:36
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stderr]    |                                    ^^^^^^^ help: consider giving it an explicit bounded or 'static lifetime: `Scanner + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]   --> src/scanner.rs:39:43
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn scan_token(&mut self) -> Token<'a> {
[INFO] [stderr]    |                                           ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:140:53
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn make_token(&mut self, t: TokenType) -> Token<'a> {
[INFO] [stderr]     |                                                     ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:162:39
[INFO] [stderr]     |
[INFO] [stderr] 162 |     pub fn string(&mut self) -> Token<'a> {
[INFO] [stderr]     |                                       ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:179:39
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn number(&mut self) -> Token<'a> {
[INFO] [stderr]     |                                       ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/scanner.rs:196:43
[INFO] [stderr]     |
[INFO] [stderr] 196 |     pub fn identifier(&mut self) -> Token<'a> {
[INFO] [stderr]     |                                           ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]   --> src/token.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 | impl Token<'a> {
[INFO] [stderr]    |            ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0106, E0261, E0705.
[INFO] [stderr] For more information about an error, try `rustc --explain E0106`.
[INFO] [stderr] error: aborting due to 12 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0106, E0261, E0705.
[INFO] [stderr] For more information about an error, try `rustc --explain E0106`.
[INFO] [stderr] error: could not compile `lox`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `lox`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "715732b7803353cd34a33697dead13624b1e8a539f5d42b4ad138551f09cc509"`
[INFO] running `"docker" "rm" "-f" "715732b7803353cd34a33697dead13624b1e8a539f5d42b4ad138551f09cc509"`
[INFO] [stdout] 715732b7803353cd34a33697dead13624b1e8a539f5d42b4ad138551f09cc509