[INFO] cloning repository https://github.com/Bestra/lox-vm
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 082c631f35893c92c013d95545e0b15cb4c111a8
[INFO] checking Bestra/lox-vm against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBestra%2Flox-vm" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bestra/lox-vm on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Bestra/lox-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6bfada00071430fd6eccf7eb6a401afa48594479f1af6a2d7adbef1379bf5423
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6bfada00071430fd6eccf7eb6a401afa48594479f1af6a2d7adbef1379bf5423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bfada00071430fd6eccf7eb6a401afa48594479f1af6a2d7adbef1379bf5423", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bfada00071430fd6eccf7eb6a401afa48594479f1af6a2d7adbef1379bf5423", kill_on_drop: false }`
[INFO] [stdout] 6bfada00071430fd6eccf7eb6a401afa48594479f1af6a2d7adbef1379bf5423
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ab7e6e2e9b639b3ac9ab9462094da6a855315c2d0325055045caf53e89208414
[INFO] running `Command { std: "docker" "start" "-a" "ab7e6e2e9b639b3ac9ab9462094da6a855315c2d0325055045caf53e89208414", kill_on_drop: false }`
[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] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rust_2018_preview)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(rust_2018_preview)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |         '0'...'9' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:237:24
[INFO] [stdout]     |
[INFO] [stdout] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:230:12
[INFO] [stdout]     |
[INFO] [stdout] 230 |         '0'...'9' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:237:12
[INFO] [stdout]     |
[INFO] [stdout] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stdout]     |            ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]    --> src/scanner.rs:237:24
[INFO] [stdout]     |
[INFO] [stdout] 237 |         's'...'z' | 'S'...'Z' | '_' => true,
[INFO] [stdout]     |                        ^^^ help: use `..=` for an inclusive range
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stdout]   --> src/compiler.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Compiler<'c> {
[INFO] [stdout]    |     -         ^^ undeclared lifetime
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: consider introducing lifetime `'c` here: `<'c>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stdout]   --> src/compiler.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |                         ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl<'c> Compiler<'c> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new<'c>(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stdout]   --> src/compiler.rs:43:63
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |                                                               ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl<'c> Compiler<'c> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new<'c>(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/scanner.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | impl Scanner<'a> {
[INFO] [stdout]   |     -        ^^ undeclared lifetime
[INFO] [stdout]   |     |
[INFO] [stdout]   |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]   --> src/scanner.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stdout]    |                         ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> Scanner<'a> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new<'a>(source: &'a str) -> Scanner {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]   --> src/scanner.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stdout]    |                                    ^^^^^^^ expected named lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
[INFO] [stdout] help: consider using the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(source: &'a str) -> Scanner<'static> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]   --> src/scanner.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn scan_token(&mut self) -> Token<'a> {
[INFO] [stdout]    |                                           ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> Scanner<'a> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn scan_token<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:140:53
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn make_token(&mut self, t: TokenType) -> Token<'a> {
[INFO] [stdout]     |                                                     ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn make_token<'a>(&mut self, t: TokenType) -> Token<'a> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:162:39
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn string(&mut self) -> Token<'a> {
[INFO] [stdout]     |                                       ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn string<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:179:39
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn number(&mut self) -> Token<'a> {
[INFO] [stdout]     |                                       ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn number<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stdout]   --> src/compiler.rs:42:15
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl Compiler<'c> {
[INFO] [stdout]    |     -         ^^ undeclared lifetime
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: consider introducing lifetime `'c` here: `<'c>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:196:43
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn identifier(&mut self) -> Token<'a> {
[INFO] [stdout]     |                                           ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn identifier<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stdout]   --> src/compiler.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |                         ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl<'c> Compiler<'c> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new<'c>(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]   --> src/token.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl Token<'a> {
[INFO] [stdout]    |     -      ^^ undeclared lifetime
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'c`
[INFO] [stdout]   --> src/compiler.rs:43:63
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |                                                               ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 42 | impl<'c> Compiler<'c> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'c` here
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn new<'c>(source: &'c str, options: Options) -> Compiler<'c> {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]  --> src/scanner.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 | impl Scanner<'a> {
[INFO] [stdout]   |     -        ^^ undeclared lifetime
[INFO] [stdout]   |     |
[INFO] [stdout]   |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]   --> src/scanner.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stdout]    |                         ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> Scanner<'a> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new<'a>(source: &'a str) -> Scanner {
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]   --> src/scanner.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(source: &'a str) -> Scanner {
[INFO] [stdout]    |                                    ^^^^^^^ expected named lifetime parameter
[INFO] [stdout]    |
[INFO] [stdout]    = help: this function's return type contains a borrowed value with an elided lifetime, but the lifetime cannot be derived from the arguments
[INFO] [stdout] help: consider using the `'static` lifetime
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(source: &'a str) -> Scanner<'static> {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]   --> src/scanner.rs:39:43
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn scan_token(&mut self) -> Token<'a> {
[INFO] [stdout]    |                                           ^^ undeclared lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl<'a> Scanner<'a> {
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn scan_token<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]    |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:140:53
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn make_token(&mut self, t: TokenType) -> Token<'a> {
[INFO] [stdout]     |                                                     ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn make_token<'a>(&mut self, t: TokenType) -> Token<'a> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:162:39
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn string(&mut self) -> Token<'a> {
[INFO] [stdout]     |                                       ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 162 |     pub fn string<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:179:39
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn number(&mut self) -> Token<'a> {
[INFO] [stdout]     |                                       ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn number<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]    --> src/scanner.rs:196:43
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn identifier(&mut self) -> Token<'a> {
[INFO] [stdout]     |                                           ^^ undeclared lifetime
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 9   | impl<'a> Scanner<'a> {
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] help: consider introducing lifetime `'a` here
[INFO] [stdout]     |
[INFO] [stdout] 196 |     pub fn identifier<'a>(&mut self) -> Token<'a> {
[INFO] [stdout]     |                      ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stdout]   --> src/token.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 | impl Token<'a> {
[INFO] [stdout]    |     -      ^^ undeclared lifetime
[INFO] [stdout]    |     |
[INFO] [stdout]    |     help: consider introducing lifetime `'a` here: `<'a>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you want to experiment with in-band lifetime bindings, add `#![feature(in_band_lifetimes)]` to the crate attributes
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0261, E0705.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lox`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 12 previous errors; 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0261, E0705.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ab7e6e2e9b639b3ac9ab9462094da6a855315c2d0325055045caf53e89208414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab7e6e2e9b639b3ac9ab9462094da6a855315c2d0325055045caf53e89208414", kill_on_drop: false }`
[INFO] [stdout] ab7e6e2e9b639b3ac9ab9462094da6a855315c2d0325055045caf53e89208414