[INFO] cloning repository https://github.com/piot/cargo-readme-update
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/piot/cargo-readme-update" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiot%2Fcargo-readme-update", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiot%2Fcargo-readme-update'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 14abc296a4f15766b721f603e0c82d2ec2c98d3d
[INFO] checking piot/cargo-readme-update against try#dd2d87b6cc31907ae305875eb6be399783dc0256 for pr-143929
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpiot%2Fcargo-readme-update" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/piot/cargo-readme-update
[INFO] finished tweaking git repo https://github.com/piot/cargo-readme-update
[INFO] tweaked toml for git repo https://github.com/piot/cargo-readme-update written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/piot/cargo-readme-update on toolchain dd2d87b6cc31907ae305875eb6be399783dc0256
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/piot/cargo-readme-update 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" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.65
[INFO] [stderr]   Downloaded cargo-platform v0.1.8
[INFO] [stderr]   Downloaded serde_derive v1.0.213
[INFO] [stderr]   Downloaded proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded serde v1.0.213
[INFO] [stderr]   Downloaded cargo_metadata v0.18.1
[INFO] [stderr]   Downloaded thiserror-impl v1.0.65
[INFO] [stderr]   Downloaded serde_json v1.0.132
[INFO] [stderr]   Downloaded syn v2.0.82
[INFO] [stderr]   Downloaded regex v1.11.0
[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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 947b72b8f07c0c42f745bd91da079fa6db6fa1a6f2a3e51174bd2f10c7c15e71
[INFO] running `Command { std: "docker" "start" "-a" "947b72b8f07c0c42f745bd91da079fa6db6fa1a6f2a3e51174bd2f10c7c15e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "947b72b8f07c0c42f745bd91da079fa6db6fa1a6f2a3e51174bd2f10c7c15e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947b72b8f07c0c42f745bd91da079fa6db6fa1a6f2a3e51174bd2f10c7c15e71", kill_on_drop: false }`
[INFO] [stdout] 947b72b8f07c0c42f745bd91da079fa6db6fa1a6f2a3e51174bd2f10c7c15e71
[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:e8955075918b6d00525c617f7c34ee2595c70db70b3cf844dc875e4d3604499b" "/opt/rustwide/cargo-home/bin/cargo" "+dd2d87b6cc31907ae305875eb6be399783dc0256" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4816b6686d8b4f14072232e35b780bf5a8a077b7bfcef62b5609075201215de6
[INFO] running `Command { std: "docker" "start" "-a" "4816b6686d8b4f14072232e35b780bf5a8a077b7bfcef62b5609075201215de6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.213
[INFO] [stderr]    Compiling camino v1.1.9
[INFO] [stderr]    Compiling thiserror v1.0.65
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling serde_json v1.0.132
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.82
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking regex v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.213
[INFO] [stderr]    Compiling thiserror-impl v1.0.65
[INFO] [stderr]     Checking cargo-platform v0.1.8
[INFO] [stderr]     Checking cargo_metadata v0.18.1
[INFO] [stderr]     Checking cargo-readme-update v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.97s
[INFO] running `Command { std: "docker" "inspect" "4816b6686d8b4f14072232e35b780bf5a8a077b7bfcef62b5609075201215de6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4816b6686d8b4f14072232e35b780bf5a8a077b7bfcef62b5609075201215de6", kill_on_drop: false }`
[INFO] [stdout] 4816b6686d8b4f14072232e35b780bf5a8a077b7bfcef62b5609075201215de6