[INFO] fetching crate enum_like_derive 0.1.0...
[INFO] checking enum_like_derive-0.1.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate enum_like_derive 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate enum_like_derive 0.1.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum_like_derive 0.1.0
[INFO] finished tweaking crates.io crate enum_like_derive 0.1.0
[INFO] tweaked toml for crates.io crate enum_like_derive 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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 (latest: v1.0.86)
[INFO] [stderr]       Adding quote v0.4.2 (latest: v1.0.37)
[INFO] [stderr]       Adding syn v0.12.15 (latest: v2.0.77)
[INFO] [stderr]       Adding unicode-xid v0.1.0 (latest: v0.2.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded syn v0.12.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b75535dd916edf36ba5136f96a5f4b7639bb27dc41241a90318c6157910c3974
[INFO] running `Command { std: "docker" "start" "-a" "b75535dd916edf36ba5136f96a5f4b7639bb27dc41241a90318c6157910c3974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b75535dd916edf36ba5136f96a5f4b7639bb27dc41241a90318c6157910c3974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75535dd916edf36ba5136f96a5f4b7639bb27dc41241a90318c6157910c3974", kill_on_drop: false }`
[INFO] [stdout] b75535dd916edf36ba5136f96a5f4b7639bb27dc41241a90318c6157910c3974
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c4c312ab8b37fe427cf61acbd112cabc340480de87c3681ee7c3cdf0ad104e3
[INFO] running `Command { std: "docker" "start" "-a" "2c4c312ab8b37fe427cf61acbd112cabc340480de87c3681ee7c3cdf0ad104e3", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[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 enum_like_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.72s
[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 3`
[INFO] running `Command { std: "docker" "inspect" "2c4c312ab8b37fe427cf61acbd112cabc340480de87c3681ee7c3cdf0ad104e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4c312ab8b37fe427cf61acbd112cabc340480de87c3681ee7c3cdf0ad104e3", kill_on_drop: false }`
[INFO] [stdout] 2c4c312ab8b37fe427cf61acbd112cabc340480de87c3681ee7c3cdf0ad104e3