[INFO] fetching crate mbrs 0.3.1...
[INFO] checking mbrs-0.3.1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate mbrs 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mbrs 0.3.1 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 mbrs 0.3.1
[INFO] finished tweaking crates.io crate mbrs 0.3.1
[INFO] tweaked toml for crates.io crate mbrs 0.3.1 written to /workspace/builds/worker-6-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 12 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded arbitrary-int v1.2.7
[INFO] [stderr]   Downloaded thiserror-impl-no-std v2.0.2
[INFO] [stderr]   Downloaded thiserror-no-std v2.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] d4a974aee0dbc7cdc862e9232f80c2e80b521d6421384a35ad8ab0bfb5659136
[INFO] running `Command { std: "docker" "start" "-a" "d4a974aee0dbc7cdc862e9232f80c2e80b521d6421384a35ad8ab0bfb5659136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4a974aee0dbc7cdc862e9232f80c2e80b521d6421384a35ad8ab0bfb5659136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a974aee0dbc7cdc862e9232f80c2e80b521d6421384a35ad8ab0bfb5659136", kill_on_drop: false }`
[INFO] [stdout] d4a974aee0dbc7cdc862e9232f80c2e80b521d6421384a35ad8ab0bfb5659136
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] ea0db963dc5562e904b286d94b7322820aeb9db5dabc50122d76e821bc09f2cc
[INFO] running `Command { std: "docker" "start" "-a" "ea0db963dc5562e904b286d94b7322820aeb9db5dabc50122d76e821bc09f2cc", kill_on_drop: false }`
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking arbitrary-int v1.2.7
[INFO] [stderr]     Checking mbrs v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "ea0db963dc5562e904b286d94b7322820aeb9db5dabc50122d76e821bc09f2cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0db963dc5562e904b286d94b7322820aeb9db5dabc50122d76e821bc09f2cc", kill_on_drop: false }`
[INFO] [stdout] ea0db963dc5562e904b286d94b7322820aeb9db5dabc50122d76e821bc09f2cc