[INFO] fetching crate number-link 0.0.0...
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] crate number-link 0.0.0 is already in cache
[INFO] checking number-link-0.0.0 against master#7308c22c6a8d77e82187e290e1f7459870e48d12 for pr-99447
[INFO] extracting crate number-link 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate number-link 0.0.0 on toolchain 7308c22c6a8d77e82187e290e1f7459870e48d12
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate number-link 0.0.0
[INFO] finished tweaking crates.io crate number-link 0.0.0
[INFO] tweaked toml for crates.io crate number-link 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48d041aaef4203c736ccd29e9a54c306c2fb8eb24ee900bba4b3883250a63511
[INFO] running `Command { std: "docker" "start" "-a" "48d041aaef4203c736ccd29e9a54c306c2fb8eb24ee900bba4b3883250a63511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48d041aaef4203c736ccd29e9a54c306c2fb8eb24ee900bba4b3883250a63511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48d041aaef4203c736ccd29e9a54c306c2fb8eb24ee900bba4b3883250a63511", kill_on_drop: false }`
[INFO] [stdout] 48d041aaef4203c736ccd29e9a54c306c2fb8eb24ee900bba4b3883250a63511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:ecb52c4cf6672b83cc996368a05b4a059042425f2b6ba9cd23a06cdead5d8d70" "/opt/rustwide/cargo-home/bin/cargo" "+7308c22c6a8d77e82187e290e1f7459870e48d12" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f91671bc4df0c1427619194ec524dccb07e09c2a0a366a54a43232824e11f88d
[INFO] running `Command { std: "docker" "start" "-a" "f91671bc4df0c1427619194ec524dccb07e09c2a0a366a54a43232824e11f88d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking number-link v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "f91671bc4df0c1427619194ec524dccb07e09c2a0a366a54a43232824e11f88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f91671bc4df0c1427619194ec524dccb07e09c2a0a366a54a43232824e11f88d", kill_on_drop: false }`
[INFO] [stdout] f91671bc4df0c1427619194ec524dccb07e09c2a0a366a54a43232824e11f88d