[INFO] fetching crate eko-gc-derive 0.0.2...
[INFO] checking eko-gc-derive-0.0.2 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate eko-gc-derive 0.0.2 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate eko-gc-derive 0.0.2
[INFO] finished tweaking crates.io crate eko-gc-derive 0.0.2
[INFO] tweaked toml for crates.io crate eko-gc-derive 0.0.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate eko-gc-derive 0.0.2 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding proc-macro2 v0.2.3 (available: v1.0.95)
[INFO] [stderr]       Adding quote v0.4.2 (available: v1.0.40)
[INFO] [stderr]       Adding syn v0.12.15 (available: v2.0.104)
[INFO] [stderr]       Adding synstructure v0.7.0 (available: v0.13.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded synstructure v0.7.0
[INFO] [stderr]   Downloaded syn v0.12.15
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b43314ae51a27bb5bb3939972238596fcb7fe33f11007fc77bee417422d90598
[INFO] running `Command { std: "docker" "start" "-a" "b43314ae51a27bb5bb3939972238596fcb7fe33f11007fc77bee417422d90598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b43314ae51a27bb5bb3939972238596fcb7fe33f11007fc77bee417422d90598", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b43314ae51a27bb5bb3939972238596fcb7fe33f11007fc77bee417422d90598", kill_on_drop: false }`
[INFO] [stdout] b43314ae51a27bb5bb3939972238596fcb7fe33f11007fc77bee417422d90598
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8110c16de4bc8d354b7d15e19992a5489f551c89d746f689f841c6f62710212
[INFO] running `Command { std: "docker" "start" "-a" "d8110c16de4bc8d354b7d15e19992a5489f551c89d746f689f841c6f62710212", kill_on_drop: false }`
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking proc-macro2 v0.2.3
[INFO] [stderr]     Checking quote v0.4.2
[INFO] [stderr]     Checking syn v0.12.15
[INFO] [stderr]     Checking synstructure v0.7.0
[INFO] [stderr]     Checking eko-gc-derive v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.46s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.12.15
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d8110c16de4bc8d354b7d15e19992a5489f551c89d746f689f841c6f62710212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8110c16de4bc8d354b7d15e19992a5489f551c89d746f689f841c6f62710212", kill_on_drop: false }`
[INFO] [stdout] d8110c16de4bc8d354b7d15e19992a5489f551c89d746f689f841c6f62710212