[INFO] fetching crate fluent-fmt 0.1.1...
[INFO] checking fluent-fmt-0.1.1 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate fluent-fmt 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fluent-fmt 0.1.1 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluent-fmt 0.1.1
[INFO] finished tweaking crates.io crate fluent-fmt 0.1.1
[INFO] tweaked toml for crates.io crate fluent-fmt 0.1.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arc-pest v0.4.0
[INFO] [stderr]   Downloaded arc-rs v0.5.1
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3326fa8c4ad155e39f2e1ff1a00219eda387bacb28e8993679a1e1d544a847da
[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" "3326fa8c4ad155e39f2e1ff1a00219eda387bacb28e8993679a1e1d544a847da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3326fa8c4ad155e39f2e1ff1a00219eda387bacb28e8993679a1e1d544a847da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3326fa8c4ad155e39f2e1ff1a00219eda387bacb28e8993679a1e1d544a847da", kill_on_drop: false }`
[INFO] [stdout] 3326fa8c4ad155e39f2e1ff1a00219eda387bacb28e8993679a1e1d544a847da
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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] 6e0e560ff1f0709b9536f9d099830085cc4c78514a592405aa4626072fb74209
[INFO] running `Command { std: "docker" "start" "-a" "6e0e560ff1f0709b9536f9d099830085cc4c78514a592405aa4626072fb74209", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking fluent-syntax v0.11.0
[INFO] [stderr]     Checking fluent-fmt v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `one_line` is never read
[INFO] [stdout]   --> src/formatter/pretty_print.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut one_line = true;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `one_line` is never read
[INFO] [stdout]   --> src/formatter/pretty_print.rs:47:17
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut one_line = true;
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.32s
[INFO] running `Command { std: "docker" "inspect" "6e0e560ff1f0709b9536f9d099830085cc4c78514a592405aa4626072fb74209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0e560ff1f0709b9536f9d099830085cc4c78514a592405aa4626072fb74209", kill_on_drop: false }`
[INFO] [stdout] 6e0e560ff1f0709b9536f9d099830085cc4c78514a592405aa4626072fb74209