[INFO] fetching crate easy-hex 1.0.0...
[INFO] checking easy-hex-1.0.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate easy-hex 1.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate easy-hex 1.0.0 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 easy-hex 1.0.0
[INFO] finished tweaking crates.io crate easy-hex 1.0.0
[INFO] tweaked toml for crates.io crate easy-hex 1.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[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] f8122b654d08fee61d7d4907baa0fc4611d1a528ddcb5726599d9c2a8c53ee9c
[INFO] running `Command { std: "docker" "start" "-a" "f8122b654d08fee61d7d4907baa0fc4611d1a528ddcb5726599d9c2a8c53ee9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8122b654d08fee61d7d4907baa0fc4611d1a528ddcb5726599d9c2a8c53ee9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8122b654d08fee61d7d4907baa0fc4611d1a528ddcb5726599d9c2a8c53ee9c", kill_on_drop: false }`
[INFO] [stdout] f8122b654d08fee61d7d4907baa0fc4611d1a528ddcb5726599d9c2a8c53ee9c
[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] 25906a0ab24d3bf6a2f7619d263102109d2f657b892edc3099302b5c1c8c5ddc
[INFO] running `Command { std: "docker" "start" "-a" "25906a0ab24d3bf6a2f7619d263102109d2f657b892edc3099302b5c1c8c5ddc", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling bytemuck_derive v1.7.1
[INFO] [stderr]     Checking bytemuck v1.17.1
[INFO] [stderr]     Checking easy-hex v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> src/serialize.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     struct Test {
[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 1.65s
[INFO] running `Command { std: "docker" "inspect" "25906a0ab24d3bf6a2f7619d263102109d2f657b892edc3099302b5c1c8c5ddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25906a0ab24d3bf6a2f7619d263102109d2f657b892edc3099302b5c1c8c5ddc", kill_on_drop: false }`
[INFO] [stdout] 25906a0ab24d3bf6a2f7619d263102109d2f657b892edc3099302b5c1c8c5ddc
[INFO] checking easy-hex-1.0.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate easy-hex 1.0.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate easy-hex 1.0.0 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 easy-hex 1.0.0
[INFO] finished tweaking crates.io crate easy-hex 1.0.0
[INFO] tweaked toml for crates.io crate easy-hex 1.0.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 17 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[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] 916f72de04bd6f72b60ce831c4b01e407852d413bcc3c2e20d79b6c7bd9fbf8b
[INFO] running `Command { std: "docker" "start" "-a" "916f72de04bd6f72b60ce831c4b01e407852d413bcc3c2e20d79b6c7bd9fbf8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "916f72de04bd6f72b60ce831c4b01e407852d413bcc3c2e20d79b6c7bd9fbf8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "916f72de04bd6f72b60ce831c4b01e407852d413bcc3c2e20d79b6c7bd9fbf8b", kill_on_drop: false }`
[INFO] [stdout] 916f72de04bd6f72b60ce831c4b01e407852d413bcc3c2e20d79b6c7bd9fbf8b
[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] 362651c330cdc7581872ea4d0c51291654b83fee232ba2a1d8083b2f901c2bb9
[INFO] running `Command { std: "docker" "start" "-a" "362651c330cdc7581872ea4d0c51291654b83fee232ba2a1d8083b2f901c2bb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytemuck_derive v1.7.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking bytemuck v1.17.1
[INFO] [stderr]     Checking easy-hex v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Test` is never constructed
[INFO] [stdout]   --> src/serialize.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |     struct Test {
[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 1.70s
[INFO] running `Command { std: "docker" "inspect" "362651c330cdc7581872ea4d0c51291654b83fee232ba2a1d8083b2f901c2bb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362651c330cdc7581872ea4d0c51291654b83fee232ba2a1d8083b2f901c2bb9", kill_on_drop: false }`
[INFO] [stdout] 362651c330cdc7581872ea4d0c51291654b83fee232ba2a1d8083b2f901c2bb9