[INFO] fetching crate font_7seg 0.0.4...
[INFO] testing font_7seg-0.0.4 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate font_7seg 0.0.4 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate font_7seg 0.0.4 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate font_7seg 0.0.4
[INFO] finished tweaking crates.io crate font_7seg 0.0.4
[INFO] tweaked toml for crates.io crate font_7seg 0.0.4 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "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-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aae99f4d9207a331643e01d92755ed3642390878c39ec623db2f411a6b50342a
[INFO] running `Command { std: "docker" "start" "-a" "aae99f4d9207a331643e01d92755ed3642390878c39ec623db2f411a6b50342a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aae99f4d9207a331643e01d92755ed3642390878c39ec623db2f411a6b50342a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aae99f4d9207a331643e01d92755ed3642390878c39ec623db2f411a6b50342a", kill_on_drop: false }`
[INFO] [stdout] aae99f4d9207a331643e01d92755ed3642390878c39ec623db2f411a6b50342a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a78f66f970237c9a8c10f5af5e75cf36ceb7999bf808c6e9c13ff26a809e763
[INFO] running `Command { std: "docker" "start" "-a" "5a78f66f970237c9a8c10f5af5e75cf36ceb7999bf808c6e9c13ff26a809e763", kill_on_drop: false }`
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling embedded-graphics-core v0.3.3
[INFO] [stderr]    Compiling embedded-graphics v0.7.1
[INFO] [stderr]    Compiling font_7seg v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `Command { std: "docker" "inspect" "5a78f66f970237c9a8c10f5af5e75cf36ceb7999bf808c6e9c13ff26a809e763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a78f66f970237c9a8c10f5af5e75cf36ceb7999bf808c6e9c13ff26a809e763", kill_on_drop: false }`
[INFO] [stdout] 5a78f66f970237c9a8c10f5af5e75cf36ceb7999bf808c6e9c13ff26a809e763
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f709829a57a5d3422d65460f42b000a6f9acdea47cdf56621183d860623718a
[INFO] running `Command { std: "docker" "start" "-a" "9f709829a57a5d3422d65460f42b000a6f9acdea47cdf56621183d860623718a", kill_on_drop: false }`
[INFO] [stderr]    Compiling font_7seg v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `num_traits::float::FloatCore`
[INFO] [stdout]   --> src/lib.rs:34:5
[INFO] [stdout]    |
[INFO] [stdout] 34 | use num_traits::float::FloatCore;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "9f709829a57a5d3422d65460f42b000a6f9acdea47cdf56621183d860623718a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f709829a57a5d3422d65460f42b000a6f9acdea47cdf56621183d860623718a", kill_on_drop: false }`
[INFO] [stdout] 9f709829a57a5d3422d65460f42b000a6f9acdea47cdf56621183d860623718a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9335ee58275e8132a22ac84fe71fa99161e2c2feeda1d6f06449e986757ad415
[INFO] running `Command { std: "docker" "start" "-a" "9335ee58275e8132a22ac84fe71fa99161e2c2feeda1d6f06449e986757ad415", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `num_traits::float::FloatCore`
[INFO] [stderr]   --> src/lib.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 | use num_traits::float::FloatCore;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `font_7seg` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/font_7seg-01ba870e167ac19d)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests font_7seg
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9335ee58275e8132a22ac84fe71fa99161e2c2feeda1d6f06449e986757ad415", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9335ee58275e8132a22ac84fe71fa99161e2c2feeda1d6f06449e986757ad415", kill_on_drop: false }`
[INFO] [stdout] 9335ee58275e8132a22ac84fe71fa99161e2c2feeda1d6f06449e986757ad415