[INFO] fetching crate magicsquare 0.2.0...
[INFO] building magicsquare-0.2.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate magicsquare 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate magicsquare 0.2.0
[INFO] finished tweaking crates.io crate magicsquare 0.2.0
[INFO] tweaked toml for crates.io crate magicsquare 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate magicsquare 0.2.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate magicsquare 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-csv v0.5.1
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded num-complex v0.4.0
[INFO] [stderr]   Downloaded ndarray v0.15.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cce3131781123cd41066ea4bb2a0fcc8635b9a5038de146cf735f71029c7d364
[INFO] running `Command { std: "docker" "start" "-a" "cce3131781123cd41066ea4bb2a0fcc8635b9a5038de146cf735f71029c7d364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cce3131781123cd41066ea4bb2a0fcc8635b9a5038de146cf735f71029c7d364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cce3131781123cd41066ea4bb2a0fcc8635b9a5038de146cf735f71029c7d364", kill_on_drop: false }`
[INFO] [stdout] cce3131781123cd41066ea4bb2a0fcc8635b9a5038de146cf735f71029c7d364
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84cd5c15f2c527acd3d01b141aaf04bcf3ed87f7a0ace812f6c0a8bd22bd8324
[INFO] running `Command { std: "docker" "start" "-a" "84cd5c15f2c527acd3d01b141aaf04bcf3ed87f7a0ace812f6c0a8bd22bd8324", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling ndarray v0.15.4
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling ndarray-csv v0.5.1
[INFO] [stderr]    Compiling magicsquare v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/utils/dim2_all.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MagicSquareAll<const T: usize>(usize);
[INFO] [stdout]   |            --------------                 ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[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 8.53s
[INFO] running `Command { std: "docker" "inspect" "84cd5c15f2c527acd3d01b141aaf04bcf3ed87f7a0ace812f6c0a8bd22bd8324", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84cd5c15f2c527acd3d01b141aaf04bcf3ed87f7a0ace812f6c0a8bd22bd8324", kill_on_drop: false }`
[INFO] [stdout] 84cd5c15f2c527acd3d01b141aaf04bcf3ed87f7a0ace812f6c0a8bd22bd8324
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 239b36a7f60c800210b816f711dfa29cf9e47aae11255621f3242ba5e3dd0c83
[INFO] running `Command { std: "docker" "start" "-a" "239b36a7f60c800210b816f711dfa29cf9e47aae11255621f3242ba5e3dd0c83", kill_on_drop: false }`
[INFO] [stderr]    Compiling magicsquare v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/utils/dim2_all.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MagicSquareAll<const T: usize>(usize);
[INFO] [stdout]   |            --------------                 ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/utils/dim2_all.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct MagicSquareAll<const T: usize>(usize);
[INFO] [stdout]   |            --------------                 ^^^^^
[INFO] [stdout]   |            |
[INFO] [stdout]   |            field in this struct
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[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 0.62s
[INFO] running `Command { std: "docker" "inspect" "239b36a7f60c800210b816f711dfa29cf9e47aae11255621f3242ba5e3dd0c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239b36a7f60c800210b816f711dfa29cf9e47aae11255621f3242ba5e3dd0c83", kill_on_drop: false }`
[INFO] [stdout] 239b36a7f60c800210b816f711dfa29cf9e47aae11255621f3242ba5e3dd0c83
