[INFO] fetching crate font_7seg 0.0.4...
[INFO] testing font_7seg-0.0.4 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate font_7seg 0.0.4 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate font_7seg 0.0.4 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3248b8c9b39a66b7beac113f2fd784b0476cd5ab7b5e03464f190b9102d842a8
[INFO] running `Command { std: "docker" "start" "-a" "3248b8c9b39a66b7beac113f2fd784b0476cd5ab7b5e03464f190b9102d842a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3248b8c9b39a66b7beac113f2fd784b0476cd5ab7b5e03464f190b9102d842a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3248b8c9b39a66b7beac113f2fd784b0476cd5ab7b5e03464f190b9102d842a8", kill_on_drop: false }`
[INFO] [stdout] 3248b8c9b39a66b7beac113f2fd784b0476cd5ab7b5e03464f190b9102d842a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 500678ed474cb6a416e3ee99a70d479aab2d2a0636534698de036070966d9b8c
[INFO] running `Command { std: "docker" "start" "-a" "500678ed474cb6a416e3ee99a70d479aab2d2a0636534698de036070966d9b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling az v1.2.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling micromath v1.1.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[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 25.32s
[INFO] running `Command { std: "docker" "inspect" "500678ed474cb6a416e3ee99a70d479aab2d2a0636534698de036070966d9b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "500678ed474cb6a416e3ee99a70d479aab2d2a0636534698de036070966d9b8c", kill_on_drop: false }`
[INFO] [stdout] 500678ed474cb6a416e3ee99a70d479aab2d2a0636534698de036070966d9b8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4394b633bad30587812c475985485dd40fe599541c7868de298b0030b0557e74
[INFO] running `Command { std: "docker" "start" "-a" "4394b633bad30587812c475985485dd40fe599541c7868de298b0030b0557e74", 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 0.70s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/font_7seg-01ba870e167ac19d)
[INFO] running `Command { std: "docker" "inspect" "4394b633bad30587812c475985485dd40fe599541c7868de298b0030b0557e74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4394b633bad30587812c475985485dd40fe599541c7868de298b0030b0557e74", kill_on_drop: false }`
[INFO] [stdout] 4394b633bad30587812c475985485dd40fe599541c7868de298b0030b0557e74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c17241b84315c21307ca8f768db54af032441b78f393ff8a8f1e96541974b64d
[INFO] running `Command { std: "docker" "start" "-a" "c17241b84315c21307ca8f768db54af032441b78f393ff8a8f1e96541974b64d", 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 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/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 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c17241b84315c21307ca8f768db54af032441b78f393ff8a8f1e96541974b64d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17241b84315c21307ca8f768db54af032441b78f393ff8a8f1e96541974b64d", kill_on_drop: false }`
[INFO] [stdout] c17241b84315c21307ca8f768db54af032441b78f393ff8a8f1e96541974b64d