[INFO] fetching crate rand_core 0.9.0-alpha.1...
[INFO] checking rand_core-0.9.0-alpha.1 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate rand_core 0.9.0-alpha.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rand_core 0.9.0-alpha.1 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rand_core 0.9.0-alpha.1
[INFO] finished tweaking crates.io crate rand_core 0.9.0-alpha.1
[INFO] tweaked toml for crates.io crate rand_core 0.9.0-alpha.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" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 13 packages to latest compatible versions
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.1+wasi-0.2.0)
[INFO] [stderr]       Adding zerocopy v0.8.0-alpha.6 (latest: v0.8.0-alpha.14)
[INFO] [stderr]       Adding zerocopy-derive v0.8.0-alpha.6 (latest: v0.8.0-alpha.14)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zerocopy v0.8.0-alpha.6
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.0-alpha.6
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1bd80b86bfd9d2375ba4cfd45cbcf5e9c552a68cd6f25b4522459a80ac42fa56
[INFO] running `Command { std: "docker" "start" "-a" "1bd80b86bfd9d2375ba4cfd45cbcf5e9c552a68cd6f25b4522459a80ac42fa56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bd80b86bfd9d2375ba4cfd45cbcf5e9c552a68cd6f25b4522459a80ac42fa56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bd80b86bfd9d2375ba4cfd45cbcf5e9c552a68cd6f25b4522459a80ac42fa56", kill_on_drop: false }`
[INFO] [stdout] 1bd80b86bfd9d2375ba4cfd45cbcf5e9c552a68cd6f25b4522459a80ac42fa56
[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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e9f0d49d952b3462458edc07b5edf4003b41c8cbf6064bdb33424da0c8690a3
[INFO] running `Command { std: "docker" "start" "-a" "4e9f0d49d952b3462458edc07b5edf4003b41c8cbf6064bdb33424da0c8690a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.0-alpha.6
[INFO] [stderr]     Checking rand_core v0.9.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "4e9f0d49d952b3462458edc07b5edf4003b41c8cbf6064bdb33424da0c8690a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e9f0d49d952b3462458edc07b5edf4003b41c8cbf6064bdb33424da0c8690a3", kill_on_drop: false }`
[INFO] [stdout] 4e9f0d49d952b3462458edc07b5edf4003b41c8cbf6064bdb33424da0c8690a3