[INFO] fetching crate enum-ref 0.1.0...
[INFO] checking enum-ref-0.1.0 against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] extracting crate enum-ref 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate enum-ref 0.1.0
[INFO] finished tweaking crates.io crate enum-ref 0.1.0
[INFO] tweaked toml for crates.io crate enum-ref 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate enum-ref 0.1.0 on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 36 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-ref-macro v0.1.0
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f3018cdc3cb480c9c9876ade81096ee4b7c6b11db09afd5d514cc903b4df197c
[INFO] running `Command { std: "docker" "start" "-a" "f3018cdc3cb480c9c9876ade81096ee4b7c6b11db09afd5d514cc903b4df197c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f3018cdc3cb480c9c9876ade81096ee4b7c6b11db09afd5d514cc903b4df197c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3018cdc3cb480c9c9876ade81096ee4b7c6b11db09afd5d514cc903b4df197c", kill_on_drop: false }`
[INFO] [stdout] f3018cdc3cb480c9c9876ade81096ee4b7c6b11db09afd5d514cc903b4df197c
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e3643c0f5c2284920e959c1fe56a1f88943e702caca5d1fb9d3ca815f8de9858
[INFO] running `Command { std: "docker" "start" "-a" "e3643c0f5c2284920e959c1fe56a1f88943e702caca5d1fb9d3ca815f8de9858", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.141
[INFO] [stderr]     Checking winnow v0.7.12
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking ryu v1.0.20
[INFO] [stderr]     Checking toml_writer v1.0.2
[INFO] [stderr]     Checking dissimilar v1.0.10
[INFO] [stderr]     Checking glob v0.3.2
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking toml_parser v1.0.1
[INFO] [stderr]     Checking serde_spanned v1.0.0
[INFO] [stderr]     Checking toml_datetime v0.7.0
[INFO] [stderr]     Checking toml v0.9.2
[INFO] [stderr]    Compiling enum-ref-macro v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]     Checking enum-ref v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking trybuild v1.0.106
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.46s
[INFO] running `Command { std: "docker" "inspect" "e3643c0f5c2284920e959c1fe56a1f88943e702caca5d1fb9d3ca815f8de9858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3643c0f5c2284920e959c1fe56a1f88943e702caca5d1fb9d3ca815f8de9858", kill_on_drop: false }`
[INFO] [stdout] e3643c0f5c2284920e959c1fe56a1f88943e702caca5d1fb9d3ca815f8de9858