[INFO] fetching crate mjb_gc_derive 0.2.0...
[INFO] checking mjb_gc_derive-0.2.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate mjb_gc_derive 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mjb_gc_derive 0.2.0
[INFO] finished tweaking crates.io crate mjb_gc_derive 0.2.0
[INFO] tweaked toml for crates.io crate mjb_gc_derive 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mjb_gc_derive 0.2.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding synstructure v0.12.6 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e7a5f5dad737a15a9e9b5140b95e82e34093258f4b7f6496d910ad3e9fe9a74
[INFO] running `Command { std: "docker" "start" "-a" "2e7a5f5dad737a15a9e9b5140b95e82e34093258f4b7f6496d910ad3e9fe9a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e7a5f5dad737a15a9e9b5140b95e82e34093258f4b7f6496d910ad3e9fe9a74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e7a5f5dad737a15a9e9b5140b95e82e34093258f4b7f6496d910ad3e9fe9a74", kill_on_drop: false }`
[INFO] [stdout] 2e7a5f5dad737a15a9e9b5140b95e82e34093258f4b7f6496d910ad3e9fe9a74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b42d79e5c40fbdcade0c83d28b16a6ccd6db261ed360d4eb70ef2751609ef8e
[INFO] running `Command { std: "docker" "start" "-a" "0b42d79e5c40fbdcade0c83d28b16a6ccd6db261ed360d4eb70ef2751609ef8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]     Checking unicode-ident v1.0.18
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-xid v0.2.6
[INFO] [stderr]     Checking quote v1.0.40
[INFO] [stderr]     Checking synstructure v0.12.6
[INFO] [stderr]     Checking mjb_gc_derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "0b42d79e5c40fbdcade0c83d28b16a6ccd6db261ed360d4eb70ef2751609ef8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b42d79e5c40fbdcade0c83d28b16a6ccd6db261ed360d4eb70ef2751609ef8e", kill_on_drop: false }`
[INFO] [stdout] 0b42d79e5c40fbdcade0c83d28b16a6ccd6db261ed360d4eb70ef2751609ef8e