[INFO] fetching crate digit_group 0.1.0...
[INFO] testing digit_group-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate digit_group 0.1.0 into /workspace/builds/worker-59/source
[INFO] validating manifest of crates.io crate digit_group 0.1.0 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 digit_group 0.1.0
[INFO] finished tweaking crates.io crate digit_group 0.1.0
[INFO] tweaked toml for crates.io crate digit_group 0.1.0 written to /workspace/builds/worker-59/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 00f96ceae1b35509e6788f589a3663104503c13758801f0f78fc992fa402645d
[INFO] running `Command { std: "docker" "start" "-a" "00f96ceae1b35509e6788f589a3663104503c13758801f0f78fc992fa402645d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00f96ceae1b35509e6788f589a3663104503c13758801f0f78fc992fa402645d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00f96ceae1b35509e6788f589a3663104503c13758801f0f78fc992fa402645d", kill_on_drop: false }`
[INFO] [stdout] 00f96ceae1b35509e6788f589a3663104503c13758801f0f78fc992fa402645d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 6b47c20567a4524f04a2fb408e3dc8547999015c0d5e80b8c3711e51ebda460c
[INFO] running `Command { std: "docker" "start" "-a" "6b47c20567a4524f04a2fb408e3dc8547999015c0d5e80b8c3711e51ebda460c", kill_on_drop: false }`
[INFO] [stderr]    Compiling digit_group v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "6b47c20567a4524f04a2fb408e3dc8547999015c0d5e80b8c3711e51ebda460c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b47c20567a4524f04a2fb408e3dc8547999015c0d5e80b8c3711e51ebda460c", kill_on_drop: false }`
[INFO] [stdout] 6b47c20567a4524f04a2fb408e3dc8547999015c0d5e80b8c3711e51ebda460c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] a7b419c641cb3537cf377f02fad58c75903d6aed7234ba9eb2df921566ed3ab0
[INFO] running `Command { std: "docker" "start" "-a" "a7b419c641cb3537cf377f02fad58c75903d6aed7234ba9eb2df921566ed3ab0", kill_on_drop: false }`
[INFO] [stderr]    Compiling digit_group v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "a7b419c641cb3537cf377f02fad58c75903d6aed7234ba9eb2df921566ed3ab0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b419c641cb3537cf377f02fad58c75903d6aed7234ba9eb2df921566ed3ab0", kill_on_drop: false }`
[INFO] [stdout] a7b419c641cb3537cf377f02fad58c75903d6aed7234ba9eb2df921566ed3ab0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-59/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] 84f55ab98a9f8aae5bf9f7cc78a25e0c9d57ce7297574eb86af46bc937b43c7e
[INFO] running `Command { std: "docker" "start" "-a" "84f55ab98a9f8aae5bf9f7cc78a25e0c9d57ce7297574eb86af46bc937b43c7e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/digit_group-d38f34a29f430936)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::china ... ok
[INFO] [stdout] test tests::custom_standalone ... ok
[INFO] [stdout] test tests::f64_commas ... ok
[INFO] [stdout] test tests::f64_custom ... ok
[INFO] [stdout] test tests::f64_si ... ok
[INFO] [stdout] test tests::i64_si_negative ... ok
[INFO] [stdout] test tests::f64_si_negative ... ok
[INFO] [stdout] test tests::india ... ok
[INFO] [stdout] test tests::u64_si ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests digit_group
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - FormatGroup::format_commas (line 146) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - FormatGroup::format_custom (line 170) ... ok
[INFO] [stdout] test src/lib.rs - custom_group (line 80) ... ok
[INFO] [stdout] test src/lib.rs - FormatGroup::format_si (line 134) ... ok
[INFO] [stdout] test src/lib.rs - (line 40) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "84f55ab98a9f8aae5bf9f7cc78a25e0c9d57ce7297574eb86af46bc937b43c7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84f55ab98a9f8aae5bf9f7cc78a25e0c9d57ce7297574eb86af46bc937b43c7e", kill_on_drop: false }`
[INFO] [stdout] 84f55ab98a9f8aae5bf9f7cc78a25e0c9d57ce7297574eb86af46bc937b43c7e