[INFO] fetching crate genco-derive 0.5.0-alpha.5...
[INFO] checking genco-derive-0.5.0-alpha.5 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate genco-derive 0.5.0-alpha.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate genco-derive 0.5.0-alpha.5
[INFO] finished tweaking crates.io crate genco-derive 0.5.0-alpha.5
[INFO] tweaked toml for crates.io crate genco-derive 0.5.0-alpha.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate genco-derive 0.5.0-alpha.5 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "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 genco v0.5.0-alpha.5 (available: v0.5.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.117)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8fbf1a40fe92f4647f6289f5e2ea8ae98a4c5e9c44a54f8d1fd1c3dbad13d05
[INFO] running `Command { std: "docker" "start" "-a" "a8fbf1a40fe92f4647f6289f5e2ea8ae98a4c5e9c44a54f8d1fd1c3dbad13d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8fbf1a40fe92f4647f6289f5e2ea8ae98a4c5e9c44a54f8d1fd1c3dbad13d05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8fbf1a40fe92f4647f6289f5e2ea8ae98a4c5e9c44a54f8d1fd1c3dbad13d05", kill_on_drop: false }`
[INFO] [stdout] a8fbf1a40fe92f4647f6289f5e2ea8ae98a4c5e9c44a54f8d1fd1c3dbad13d05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2a0c9965e0203cba1ad59a87df76214469e530c8b00cddc486c7c8f2d473de1
[INFO] running `Command { std: "docker" "start" "-a" "e2a0c9965e0203cba1ad59a87df76214469e530c8b00cddc486c7c8f2d473de1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking quote v1.0.45
[INFO] [stderr]     Checking genco-derive v0.5.0-alpha.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling genco-derive v0.5.0-alpha.5
[INFO] [stderr]     Checking genco v0.5.0-alpha.5
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "e2a0c9965e0203cba1ad59a87df76214469e530c8b00cddc486c7c8f2d473de1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a0c9965e0203cba1ad59a87df76214469e530c8b00cddc486c7c8f2d473de1", kill_on_drop: false }`
[INFO] [stdout] e2a0c9965e0203cba1ad59a87df76214469e530c8b00cddc486c7c8f2d473de1