[INFO] fetching crate t9 0.2.2...
[INFO] testing t9-0.2.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate t9 0.2.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate t9 0.2.2 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate t9 0.2.2
[INFO] finished tweaking crates.io crate t9 0.2.2
[INFO] tweaked toml for crates.io crate t9 0.2.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate t9 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6e0cdf6886038990ad7a222196d4aa91c6aade910f8f003c531c25b33ec79b3
[INFO] running `Command { std: "docker" "start" "-a" "b6e0cdf6886038990ad7a222196d4aa91c6aade910f8f003c531c25b33ec79b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6e0cdf6886038990ad7a222196d4aa91c6aade910f8f003c531c25b33ec79b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e0cdf6886038990ad7a222196d4aa91c6aade910f8f003c531c25b33ec79b3", kill_on_drop: false }`
[INFO] [stdout] b6e0cdf6886038990ad7a222196d4aa91c6aade910f8f003c531c25b33ec79b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b6c6b57e3f9d43c2adec6e7c98e0a7e9af10dbcf064b0528d0046136521dadb1
[INFO] running `Command { std: "docker" "start" "-a" "b6c6b57e3f9d43c2adec6e7c98e0a7e9af10dbcf064b0528d0046136521dadb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling t9 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "b6c6b57e3f9d43c2adec6e7c98e0a7e9af10dbcf064b0528d0046136521dadb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6c6b57e3f9d43c2adec6e7c98e0a7e9af10dbcf064b0528d0046136521dadb1", kill_on_drop: false }`
[INFO] [stdout] b6c6b57e3f9d43c2adec6e7c98e0a7e9af10dbcf064b0528d0046136521dadb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de625433e8f3dfbbf361a0322d920fa9e138357826739b63ac0a3594be4dce88
[INFO] running `Command { std: "docker" "start" "-a" "de625433e8f3dfbbf361a0322d920fa9e138357826739b63ac0a3594be4dce88", kill_on_drop: false }`
[INFO] [stderr]    Compiling t9 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "de625433e8f3dfbbf361a0322d920fa9e138357826739b63ac0a3594be4dce88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de625433e8f3dfbbf361a0322d920fa9e138357826739b63ac0a3594be4dce88", kill_on_drop: false }`
[INFO] [stdout] de625433e8f3dfbbf361a0322d920fa9e138357826739b63ac0a3594be4dce88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 599275935c72d3fb185195ad4acfa33ee313c0e59c51f35eed2eba4b2d285ad7
[INFO] running `Command { std: "docker" "start" "-a" "599275935c72d3fb185195ad4acfa33ee313c0e59c51f35eed2eba4b2d285ad7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/t9-63d6451df1f2373b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test pad::tests::character_should_be_transformed_into_digit ... ok
[INFO] [stdout] test tree::test::adding_a_word_should_also_return_it ... ok
[INFO] [stdout] test pad::tests::digits_should_be_able_to_be_constructed_from_arrays ... ok
[INFO] [stdout] test pad::tests::digit_should_display_correctly ... ok
[INFO] [stdout] test pad::tests::digit_for_should_return_with_correct_digits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests t9
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/pad/mod.rs - pad::Digits::tail (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/tree/mod.rs - tree (line 3) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/pad/mod.rs - pad::Digits::head (line 39) ... ok
[INFO] [stdout] test src/pad/mod.rs - pad (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "599275935c72d3fb185195ad4acfa33ee313c0e59c51f35eed2eba4b2d285ad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "599275935c72d3fb185195ad4acfa33ee313c0e59c51f35eed2eba4b2d285ad7", kill_on_drop: false }`
[INFO] [stdout] 599275935c72d3fb185195ad4acfa33ee313c0e59c51f35eed2eba4b2d285ad7