[INFO] fetching crate teaspoon 0.1.0...
[INFO] building teaspoon-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate teaspoon 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate teaspoon 0.1.0
[INFO] finished tweaking crates.io crate teaspoon 0.1.0
[INFO] tweaked toml for crates.io crate teaspoon 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate teaspoon 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] [stderr]       Adding spin v0.9.8 (available: v0.10.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 240aff05024fac6e5b9c0293040f12fd31ae642d3fdfb0256473746d7680a6cd
[INFO] running `Command { std: "docker" "start" "-a" "240aff05024fac6e5b9c0293040f12fd31ae642d3fdfb0256473746d7680a6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "240aff05024fac6e5b9c0293040f12fd31ae642d3fdfb0256473746d7680a6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240aff05024fac6e5b9c0293040f12fd31ae642d3fdfb0256473746d7680a6cd", kill_on_drop: false }`
[INFO] [stdout] 240aff05024fac6e5b9c0293040f12fd31ae642d3fdfb0256473746d7680a6cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23feec2ff0fe50a96693200a84504f8936cc0357bc0d283034db6aabe6f1191b
[INFO] running `Command { std: "docker" "start" "-a" "23feec2ff0fe50a96693200a84504f8936cc0357bc0d283034db6aabe6f1191b", kill_on_drop: false }`
[INFO] [stderr]    Compiling teaspoon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "23feec2ff0fe50a96693200a84504f8936cc0357bc0d283034db6aabe6f1191b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23feec2ff0fe50a96693200a84504f8936cc0357bc0d283034db6aabe6f1191b", kill_on_drop: false }`
[INFO] [stdout] 23feec2ff0fe50a96693200a84504f8936cc0357bc0d283034db6aabe6f1191b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ae8fb2f01e6c6ef83afb027c6cbf7b90962f00ab356e393b17b4ba2cb06f4e7e
[INFO] running `Command { std: "docker" "start" "-a" "ae8fb2f01e6c6ef83afb027c6cbf7b90962f00ab356e393b17b4ba2cb06f4e7e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling teaspoon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: extern crate `rand` is unused in crate `teaspoon`
[INFO] [stdout]    --> src/lib.rs:4:1
[INFO] [stdout]     |
[INFO] [stdout]   4 | //! Teaspoon: an allocator for when all you have is a teaspoon of memory.
[INFO] [stdout]     | ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: remove the dependency or add `use rand as _;` to the crate root
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 | #![warn(unused_crate_dependencies)]
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "ae8fb2f01e6c6ef83afb027c6cbf7b90962f00ab356e393b17b4ba2cb06f4e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae8fb2f01e6c6ef83afb027c6cbf7b90962f00ab356e393b17b4ba2cb06f4e7e", kill_on_drop: false }`
[INFO] [stdout] ae8fb2f01e6c6ef83afb027c6cbf7b90962f00ab356e393b17b4ba2cb06f4e7e