[INFO] fetching crate parse-variants 1.0.4...
[INFO] checking parse-variants-1.0.4 against try#86f78589b09557f70c9db3f56ad1921e0a9f76ef for pr-138438
[INFO] extracting crate parse-variants 1.0.4 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate parse-variants 1.0.4 on toolchain 86f78589b09557f70c9db3f56ad1921e0a9f76ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parse-variants 1.0.4
[INFO] finished tweaking crates.io crate parse-variants 1.0.4
[INFO] tweaked toml for crates.io crate parse-variants 1.0.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate parse-variants 1.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02cb8ee8a275055a69665ffe308421bc76ec1f7c323cb9387fbe85e5e0d8bf58
[INFO] running `Command { std: "docker" "start" "-a" "02cb8ee8a275055a69665ffe308421bc76ec1f7c323cb9387fbe85e5e0d8bf58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02cb8ee8a275055a69665ffe308421bc76ec1f7c323cb9387fbe85e5e0d8bf58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02cb8ee8a275055a69665ffe308421bc76ec1f7c323cb9387fbe85e5e0d8bf58", kill_on_drop: false }`
[INFO] [stdout] 02cb8ee8a275055a69665ffe308421bc76ec1f7c323cb9387fbe85e5e0d8bf58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+86f78589b09557f70c9db3f56ad1921e0a9f76ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06b673e2e667f0f261160ba1366334e9a5f052d9571cab20eaa3ac373d8f7874
[INFO] running `Command { std: "docker" "start" "-a" "06b673e2e667f0f261160ba1366334e9a5f052d9571cab20eaa3ac373d8f7874", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]    Compiling assert2-macros v0.3.14
[INFO] [stderr]    Compiling syn v2.0.72
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]    Compiling parse-variants-derive v1.0.0
[INFO] [stderr]     Checking basic-toml v0.1.9
[INFO] [stderr]     Checking parse-variants v1.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert2 v0.3.14
[INFO] [stderr]     Checking macrotest v1.0.13
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.22s
[INFO] running `Command { std: "docker" "inspect" "06b673e2e667f0f261160ba1366334e9a5f052d9571cab20eaa3ac373d8f7874", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b673e2e667f0f261160ba1366334e9a5f052d9571cab20eaa3ac373d8f7874", kill_on_drop: false }`
[INFO] [stdout] 06b673e2e667f0f261160ba1366334e9a5f052d9571cab20eaa3ac373d8f7874