[INFO] fetching crate miette 3.2.0...
[INFO] checking miette-3.2.0 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate miette 3.2.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate miette 3.2.0 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate miette 3.2.0
[INFO] finished tweaking crates.io crate miette 3.2.0
[INFO] tweaked toml for crates.io crate miette 3.2.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded miette-derive v3.2.0
[INFO] [stderr]   Downloaded owo-colors v2.1.0
[INFO] [stderr]   Downloaded supports-hyperlinks v1.2.0
[INFO] [stderr]   Downloaded supports-unicode v1.0.2
[INFO] [stderr]   Downloaded is_ci v1.1.1
[INFO] [stderr]   Downloaded supports-color v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", 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] 9913f3b846cd6a1ac255b63c8d1ed9cc4467e70c44eb9fb7084938cb7de0126a
[INFO] running `Command { std: "docker" "start" "-a" "9913f3b846cd6a1ac255b63c8d1ed9cc4467e70c44eb9fb7084938cb7de0126a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9913f3b846cd6a1ac255b63c8d1ed9cc4467e70c44eb9fb7084938cb7de0126a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9913f3b846cd6a1ac255b63c8d1ed9cc4467e70c44eb9fb7084938cb7de0126a", kill_on_drop: false }`
[INFO] [stdout] 9913f3b846cd6a1ac255b63c8d1ed9cc4467e70c44eb9fb7084938cb7de0126a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 659a1f30dbd78569a4fe0bdccb92d0b174e589b0624800f0c6ae07d5d0aa1f9b
[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" "659a1f30dbd78569a4fe0bdccb92d0b174e589b0624800f0c6ae07d5d0aa1f9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]    Compiling rustversion v1.0.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling trybuild v1.0.52
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking quote v1.0.10
[INFO] [stderr]     Checking syn v1.0.82
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling miette-derive v3.2.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking miette v3.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]    --> src/eyreish/mod.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     state: crate::chain::ChainState<'a>,
[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]     Checking toml v0.5.8
[INFO] [stdout] warning: field is never read: `state`
[INFO] [stdout]    --> src/eyreish/mod.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 216 |     state: crate::chain::ChainState<'a>,
[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 [unoptimized + debuginfo] target(s) in 54.52s
[INFO] running `Command { std: "docker" "inspect" "659a1f30dbd78569a4fe0bdccb92d0b174e589b0624800f0c6ae07d5d0aa1f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "659a1f30dbd78569a4fe0bdccb92d0b174e589b0624800f0c6ae07d5d0aa1f9b", kill_on_drop: false }`
[INFO] [stdout] 659a1f30dbd78569a4fe0bdccb92d0b174e589b0624800f0c6ae07d5d0aa1f9b