[INFO] cloning repository https://github.com/Malmz/chatter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malmz/chatter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalmz%2Fchatter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalmz%2Fchatter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c9508b789aa97ab3e40f521c8dd67000742682a2
[INFO] testing Malmz/chatter against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalmz%2Fchatter" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Malmz/chatter on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Malmz/chatter
[INFO] finished tweaking git repo https://github.com/Malmz/chatter
[INFO] tweaked toml for git repo https://github.com/Malmz/chatter written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/Malmz/chatter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb39dfc6d9f212a1d9e08a7ca5001767ba736c34f901d2eb9ee4b52306c2b76c
[INFO] running `Command { std: "docker" "start" "-a" "cb39dfc6d9f212a1d9e08a7ca5001767ba736c34f901d2eb9ee4b52306c2b76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb39dfc6d9f212a1d9e08a7ca5001767ba736c34f901d2eb9ee4b52306c2b76c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb39dfc6d9f212a1d9e08a7ca5001767ba736c34f901d2eb9ee4b52306c2b76c", kill_on_drop: false }`
[INFO] [stdout] cb39dfc6d9f212a1d9e08a7ca5001767ba736c34f901d2eb9ee4b52306c2b76c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d69c31454f49e7824ccf57cf8b95d0e1a6c35d2b9859465dc837898cbea2fcb
[INFO] running `Command { std: "docker" "start" "-a" "7d69c31454f49e7824ccf57cf8b95d0e1a6c35d2b9859465dc837898cbea2fcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.21
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.41
[INFO] [stderr]    Compiling beef v0.4.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling logos-derive v0.11.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling logos v0.11.4
[INFO] [stderr]    Compiling chatter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/parser.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn peek(&self) -> Result<Spanned<Token>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/span.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(start: usize, end: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lhs`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     lhs: Number,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `op`
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     op: Op,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rhs`
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     rhs: Number,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.23s
[INFO] running `Command { std: "docker" "inspect" "7d69c31454f49e7824ccf57cf8b95d0e1a6c35d2b9859465dc837898cbea2fcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d69c31454f49e7824ccf57cf8b95d0e1a6c35d2b9859465dc837898cbea2fcb", kill_on_drop: false }`
[INFO] [stdout] 7d69c31454f49e7824ccf57cf8b95d0e1a6c35d2b9859465dc837898cbea2fcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0ba1a28a3090ae9446a7b11aeddba98afbd93b1af7c410953b8584438985702
[INFO] running `Command { std: "docker" "start" "-a" "d0ba1a28a3090ae9446a7b11aeddba98afbd93b1af7c410953b8584438985702", kill_on_drop: false }`
[INFO] [stderr]    Compiling chatter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `peek`
[INFO] [stdout]   --> src/parser.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub fn peek(&self) -> Result<Spanned<Token>> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/span.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn new(start: usize, end: usize) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `lhs`
[INFO] [stdout]   --> src/main.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     lhs: Number,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `op`
[INFO] [stdout]   --> src/main.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 |     op: Op,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `rhs`
[INFO] [stdout]   --> src/main.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     rhs: Number,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "d0ba1a28a3090ae9446a7b11aeddba98afbd93b1af7c410953b8584438985702", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0ba1a28a3090ae9446a7b11aeddba98afbd93b1af7c410953b8584438985702", kill_on_drop: false }`
[INFO] [stdout] d0ba1a28a3090ae9446a7b11aeddba98afbd93b1af7c410953b8584438985702
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 326bdc7ba899f3c712782fa75677a44facfd4855ecd94e9eeb6a554885eaa01a
[INFO] running `Command { std: "docker" "start" "-a" "326bdc7ba899f3c712782fa75677a44facfd4855ecd94e9eeb6a554885eaa01a", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `peek`
[INFO] [stderr]   --> src/parser.rs:25:12
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn peek(&self) -> Result<Spanned<Token>> {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/span.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn new(start: usize, end: usize) -> Self {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lhs`
[INFO] [stderr]   --> src/main.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     lhs: Number,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `op`
[INFO] [stderr]   --> src/main.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     op: Op,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `rhs`
[INFO] [stderr]   --> src/main.rs:35:5
[INFO] [stderr]    |
[INFO] [stderr] 35 |     rhs: Number,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chatter` (bin "chatter" test) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/chatter-073544c5a1f197a2)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "326bdc7ba899f3c712782fa75677a44facfd4855ecd94e9eeb6a554885eaa01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "326bdc7ba899f3c712782fa75677a44facfd4855ecd94e9eeb6a554885eaa01a", kill_on_drop: false }`
[INFO] [stdout] 326bdc7ba899f3c712782fa75677a44facfd4855ecd94e9eeb6a554885eaa01a