[INFO] fetching crate statistical-tests-rs 0.1.2...
[INFO] building statistical-tests-rs-0.1.2 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate statistical-tests-rs 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate statistical-tests-rs 0.1.2
[INFO] finished tweaking crates.io crate statistical-tests-rs 0.1.2
[INFO] tweaked toml for crates.io crate statistical-tests-rs 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate statistical-tests-rs 0.1.2 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] 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 86d3830e9ef32692187959319d27e6904e5f6fb89be251d7192cde30d3fc2388
[INFO] running `Command { std: "docker" "start" "-a" "86d3830e9ef32692187959319d27e6904e5f6fb89be251d7192cde30d3fc2388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86d3830e9ef32692187959319d27e6904e5f6fb89be251d7192cde30d3fc2388", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86d3830e9ef32692187959319d27e6904e5f6fb89be251d7192cde30d3fc2388", kill_on_drop: false }`
[INFO] [stdout] 86d3830e9ef32692187959319d27e6904e5f6fb89be251d7192cde30d3fc2388
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a4f92757176bce6d9c3f1565436724c07994ec1b73f1ed5cfb92790a457e82a
[INFO] running `Command { std: "docker" "start" "-a" "1a4f92757176bce6d9c3f1565436724c07994ec1b73f1ed5cfb92790a457e82a", kill_on_drop: false }`
[INFO] [stderr]    Compiling statistical-tests-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `StandDev` is never used
[INFO] [stdout]   --> src/lib.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 | trait StandDev {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "1a4f92757176bce6d9c3f1565436724c07994ec1b73f1ed5cfb92790a457e82a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a4f92757176bce6d9c3f1565436724c07994ec1b73f1ed5cfb92790a457e82a", kill_on_drop: false }`
[INFO] [stdout] 1a4f92757176bce6d9c3f1565436724c07994ec1b73f1ed5cfb92790a457e82a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba13981611451ceaf05aa5e5e3c7a1a224ef9596e8c487796a78434f44606e69
[INFO] running `Command { std: "docker" "start" "-a" "ba13981611451ceaf05aa5e5e3c7a1a224ef9596e8c487796a78434f44606e69", kill_on_drop: false }`
[INFO] [stdout] warning: trait `StandDev` is never used
[INFO] [stdout]   --> src/lib.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 | trait StandDev {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling statistical-tests-rs v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `StandDev` is never used
[INFO] [stdout]   --> src/lib.rs:53:7
[INFO] [stdout]    |
[INFO] [stdout] 53 | trait StandDev {
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "ba13981611451ceaf05aa5e5e3c7a1a224ef9596e8c487796a78434f44606e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba13981611451ceaf05aa5e5e3c7a1a224ef9596e8c487796a78434f44606e69", kill_on_drop: false }`
[INFO] [stdout] ba13981611451ceaf05aa5e5e3c7a1a224ef9596e8c487796a78434f44606e69