[INFO] cloning repository https://github.com/demosdemon/string-enum-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/demosdemon/string-enum-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemosdemon%2Fstring-enum-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemosdemon%2Fstring-enum-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4c89f811561151d7d2acc2172483faea3a84a60
[INFO] checking demosdemon/string-enum-rs/b4c89f811561151d7d2acc2172483faea3a84a60 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdemosdemon%2Fstring-enum-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/demosdemon/string-enum-rs 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] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/demosdemon/string-enum-rs
[INFO] finished tweaking git repo https://github.com/demosdemon/string-enum-rs
[INFO] tweaked toml for git repo https://github.com/demosdemon/string-enum-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/demosdemon/string-enum-rs 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] de1d62b033da33a73a0b65c69ee37e19b1bff30d492c1826434a5c70367013b6
[INFO] running `Command { std: "docker" "start" "-a" "de1d62b033da33a73a0b65c69ee37e19b1bff30d492c1826434a5c70367013b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de1d62b033da33a73a0b65c69ee37e19b1bff30d492c1826434a5c70367013b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1d62b033da33a73a0b65c69ee37e19b1bff30d492c1826434a5c70367013b6", kill_on_drop: false }`
[INFO] [stdout] de1d62b033da33a73a0b65c69ee37e19b1bff30d492c1826434a5c70367013b6
[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] 9bb6ea97bc4446a6f9fc0377ac90990a5004ca7df8c21d1f51daca0b00bb0dc5
[INFO] running `Command { std: "docker" "start" "-a" "9bb6ea97bc4446a6f9fc0377ac90990a5004ca7df8c21d1f51daca0b00bb0dc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]     Checking quote v1.0.33
[INFO] [stderr]     Checking syn v2.0.39
[INFO] [stderr]     Checking string-enum-derive v0.1.0 (/opt/rustwide/workdir/crates/string-enum-derive)
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking string-enum v0.1.0 (/opt/rustwide/workdir/crates/string-enum)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `Command { std: "docker" "inspect" "9bb6ea97bc4446a6f9fc0377ac90990a5004ca7df8c21d1f51daca0b00bb0dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bb6ea97bc4446a6f9fc0377ac90990a5004ca7df8c21d1f51daca0b00bb0dc5", kill_on_drop: false }`
[INFO] [stdout] 9bb6ea97bc4446a6f9fc0377ac90990a5004ca7df8c21d1f51daca0b00bb0dc5