[INFO] fetching crate rstk 0.3.0...
[INFO] checking rstk-0.3.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate rstk 0.3.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate rstk 0.3.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rstk 0.3.0
[INFO] finished tweaking crates.io crate rstk 0.3.0
[INFO] tweaked toml for crates.io crate rstk 0.3.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate rstk 0.3.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b46a39c44c1640b66ac3511c8d334e0ea53c1517561e69a520e7458d3d18ecf1
[INFO] running `Command { std: "docker" "start" "-a" "b46a39c44c1640b66ac3511c8d334e0ea53c1517561e69a520e7458d3d18ecf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b46a39c44c1640b66ac3511c8d334e0ea53c1517561e69a520e7458d3d18ecf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46a39c44c1640b66ac3511c8d334e0ea53c1517561e69a520e7458d3d18ecf1", kill_on_drop: false }`
[INFO] [stdout] b46a39c44c1640b66ac3511c8d334e0ea53c1517561e69a520e7458d3d18ecf1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c648a9c244f34145024484b627a6ef4c77fe4ee2d65893f56ce9652336bd8dca
[INFO] running `Command { std: "docker" "start" "-a" "c648a9c244f34145024484b627a6ef4c77fe4ee2d65893f56ce9652336bd8dca", kill_on_drop: false }`
[INFO] [stderr]     Checking rstk v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]    --> src/wish.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct TkError {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 101 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TkError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: field `message` is never read
[INFO] [stdout]    --> src/wish.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct TkError {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 101 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TkError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 0.98s
[INFO] running `Command { std: "docker" "inspect" "c648a9c244f34145024484b627a6ef4c77fe4ee2d65893f56ce9652336bd8dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c648a9c244f34145024484b627a6ef4c77fe4ee2d65893f56ce9652336bd8dca", kill_on_drop: false }`
[INFO] [stdout] c648a9c244f34145024484b627a6ef4c77fe4ee2d65893f56ce9652336bd8dca
[INFO] checking rstk-0.3.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate rstk 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate rstk 0.3.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rstk 0.3.0
[INFO] finished tweaking crates.io crate rstk 0.3.0
[INFO] tweaked toml for crates.io crate rstk 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate rstk 0.3.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb1283962668421a87dbe394de28e3fc1f8eb1bd1e4809f181f7b76b8a348fd5
[INFO] running `Command { std: "docker" "start" "-a" "eb1283962668421a87dbe394de28e3fc1f8eb1bd1e4809f181f7b76b8a348fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb1283962668421a87dbe394de28e3fc1f8eb1bd1e4809f181f7b76b8a348fd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb1283962668421a87dbe394de28e3fc1f8eb1bd1e4809f181f7b76b8a348fd5", kill_on_drop: false }`
[INFO] [stdout] eb1283962668421a87dbe394de28e3fc1f8eb1bd1e4809f181f7b76b8a348fd5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a9ba6b61dd52b5384d5b0937de99b58f59c1478d6a027220c4ea4921fa84140
[INFO] running `Command { std: "docker" "start" "-a" "6a9ba6b61dd52b5384d5b0937de99b58f59c1478d6a027220c4ea4921fa84140", kill_on_drop: false }`
[INFO] [stderr]     Checking rstk v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]    --> src/wish.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct TkError {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 101 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TkError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `message` is never read
[INFO] [stdout]    --> src/wish.rs:101:5
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub struct TkError {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 101 |     message: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TkError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "6a9ba6b61dd52b5384d5b0937de99b58f59c1478d6a027220c4ea4921fa84140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a9ba6b61dd52b5384d5b0937de99b58f59c1478d6a027220c4ea4921fa84140", kill_on_drop: false }`
[INFO] [stdout] 6a9ba6b61dd52b5384d5b0937de99b58f59c1478d6a027220c4ea4921fa84140