[INFO] cloning repository https://github.com/SReichelt/slate2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SReichelt/slate2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSReichelt%2Fslate2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSReichelt%2Fslate2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c83e67ee44deaad52f647b33745320eacdb4bf9
[INFO] checking SReichelt/slate2/1c83e67ee44deaad52f647b33745320eacdb4bf9 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSReichelt%2Fslate2" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SReichelt/slate2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SReichelt/slate2
[INFO] finished tweaking git repo https://github.com/SReichelt/slate2
[INFO] tweaked toml for git repo https://github.com/SReichelt/slate2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SReichelt/slate2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/SReichelt/lang-tools.git`
[INFO] [stderr]     Updating git repository `https://github.com/stijnh/nonminmax.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d51c33889e5805f6751c37f9789f4383607bea6edd430977e39ff23c3dd548fc
[INFO] running `Command { std: "docker" "start" "-a" "d51c33889e5805f6751c37f9789f4383607bea6edd430977e39ff23c3dd548fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d51c33889e5805f6751c37f9789f4383607bea6edd430977e39ff23c3dd548fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d51c33889e5805f6751c37f9789f4383607bea6edd430977e39ff23c3dd548fc", kill_on_drop: false }`
[INFO] [stdout] d51c33889e5805f6751c37f9789f4383607bea6edd430977e39ff23c3dd548fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 314cfb4c7ccab08f0bc25bb2856457e24d51f7155f024036e021d757787cf81c
[INFO] running `Command { std: "docker" "start" "-a" "314cfb4c7ccab08f0bc25bb2856457e24d51f7155f024036e021d757787cf81c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustversion v1.0.17
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking nonminmax v0.1.2 (https://github.com/stijnh/nonminmax.git#af702586)
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling syn v2.0.74
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]     Checking compact_str v0.8.0
[INFO] [stderr]     Checking lang-def v0.1.0 (https://github.com/SReichelt/lang-tools.git#91e0fd93)
[INFO] [stderr]     Checking lang-test v0.1.0 (https://github.com/SReichelt/lang-tools.git#91e0fd93)
[INFO] [stderr]    Compiling lang-def-derive v0.1.0 (https://github.com/SReichelt/lang-tools.git#91e0fd93)
[INFO] [stderr]     Checking slate-lang-def v0.1.0 (/opt/rustwide/workdir/lang_def)
[INFO] [stdout] warning: fields `headers` and `parameterizations` are never read
[INFO] [stdout]     --> lang_def/src/parser/layer3_parameter_identifier.rs:1728:9
[INFO] [stdout]      |
[INFO] [stdout] 1727 |     Referenced {
[INFO] [stdout]      |     ---------- fields in this variant
[INFO] [stdout] 1728 |         headers: SmallVec<[&'b SectionHeader<'a, Pos>; MAX_EXPECTED_SECTION_DEPTH]>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 1729 |         parameterizations: &'b [WithSpan<Parameterization<'a, Pos>, Pos>],
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `headers` and `parameterizations` are never read
[INFO] [stdout]     --> lang_def/src/parser/layer3_parameter_identifier.rs:1728:9
[INFO] [stdout]      |
[INFO] [stdout] 1727 |     Referenced {
[INFO] [stdout]      |     ---------- fields in this variant
[INFO] [stdout] 1728 |         headers: SmallVec<[&'b SectionHeader<'a, Pos>; MAX_EXPECTED_SECTION_DEPTH]>,
[INFO] [stdout]      |         ^^^^^^^
[INFO] [stdout] 1729 |         parameterizations: &'b [WithSpan<Parameterization<'a, Pos>, Pos>],
[INFO] [stdout]      |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.80s
[INFO] running `Command { std: "docker" "inspect" "314cfb4c7ccab08f0bc25bb2856457e24d51f7155f024036e021d757787cf81c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314cfb4c7ccab08f0bc25bb2856457e24d51f7155f024036e021d757787cf81c", kill_on_drop: false }`
[INFO] [stdout] 314cfb4c7ccab08f0bc25bb2856457e24d51f7155f024036e021d757787cf81c