[INFO] fetching crate discreet 0.1.0... [INFO] checking discreet-0.1.0 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1 [INFO] extracting crate discreet 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate discreet 0.1.0 [INFO] finished tweaking crates.io crate discreet 0.1.0 [INFO] tweaked toml for crates.io crate discreet 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate discreet 0.1.0 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate discreet 0.1.0 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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-ident v1.0.18 [INFO] [stderr] Downloaded discreet-common v0.1.0 [INFO] [stderr] Downloaded quote v1.0.40 [INFO] [stderr] Downloaded discreet-macros v0.1.0 [INFO] [stderr] Downloaded proc-macro2 v1.0.95 [INFO] [stderr] Downloaded syn v2.0.103 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ced7da5ab7722d58f05d82c500a24752fa92bc0d46efe5270ce2046e36047b27 [INFO] running `Command { std: "docker" "start" "-a" "ced7da5ab7722d58f05d82c500a24752fa92bc0d46efe5270ce2046e36047b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ced7da5ab7722d58f05d82c500a24752fa92bc0d46efe5270ce2046e36047b27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ced7da5ab7722d58f05d82c500a24752fa92bc0d46efe5270ce2046e36047b27", kill_on_drop: false }` [INFO] [stdout] ced7da5ab7722d58f05d82c500a24752fa92bc0d46efe5270ce2046e36047b27 [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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f59f07bfac9f6e157631edf97651359eb19ea0453bc303d5184a42009ca69bf7 [INFO] running `Command { std: "docker" "start" "-a" "f59f07bfac9f6e157631edf97651359eb19ea0453bc303d5184a42009ca69bf7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling discreet-common v0.1.0 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.103 [INFO] [stderr] Compiling discreet-macros v0.1.0 [INFO] [stderr] Checking discreet v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `progress` and `grid` are never read [INFO] [stdout] --> src/finite_diff_2d.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct FiniteDiffMethod2D { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 4 | progress: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 5 | grid: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.55s [INFO] [stdout] warning: fields `progress` and `grid` are never read [INFO] [stdout] --> src/finite_diff_2d.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct FiniteDiffMethod2D { [INFO] [stdout] | ------------------ fields in this struct [INFO] [stdout] 4 | progress: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] 5 | grid: Vec, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "f59f07bfac9f6e157631edf97651359eb19ea0453bc303d5184a42009ca69bf7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f59f07bfac9f6e157631edf97651359eb19ea0453bc303d5184a42009ca69bf7", kill_on_drop: false }` [INFO] [stdout] f59f07bfac9f6e157631edf97651359eb19ea0453bc303d5184a42009ca69bf7