[INFO] fetching crate format_num 0.1.0...
[INFO] testing format_num-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate format_num 0.1.0 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate format_num 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 format_num 0.1.0
[INFO] finished tweaking crates.io crate format_num 0.1.0
[INFO] tweaked toml for crates.io crate format_num 0.1.0 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate crates.io crate format_num 0.1.0 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] [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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 6cc748f1ae8f2152eea04a33e8795b843d1c067506abed26924112fc50e2dce8
[INFO] running `Command { std: "docker" "start" "-a" "6cc748f1ae8f2152eea04a33e8795b843d1c067506abed26924112fc50e2dce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cc748f1ae8f2152eea04a33e8795b843d1c067506abed26924112fc50e2dce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cc748f1ae8f2152eea04a33e8795b843d1c067506abed26924112fc50e2dce8", kill_on_drop: false }`
[INFO] [stdout] 6cc748f1ae8f2152eea04a33e8795b843d1c067506abed26924112fc50e2dce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 798d92a997a25dc9fbf419191312bac141ba8ba890058adf6ce3c65ea56c0cfc
[INFO] running `Command { std: "docker" "start" "-a" "798d92a997a25dc9fbf419191312bac141ba8ba890058adf6ce3c65ea56c0cfc", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling regex v1.3.6
[INFO] [stderr]    Compiling format_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.36s
[INFO] running `Command { std: "docker" "inspect" "798d92a997a25dc9fbf419191312bac141ba8ba890058adf6ce3c65ea56c0cfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798d92a997a25dc9fbf419191312bac141ba8ba890058adf6ce3c65ea56c0cfc", kill_on_drop: false }`
[INFO] [stdout] 798d92a997a25dc9fbf419191312bac141ba8ba890058adf6ce3c65ea56c0cfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] b4ac4b6abf83f5be3b5c22cb85fe41abcb5e2d3c0f0372ff24371c32f3271adb
[INFO] running `Command { std: "docker" "start" "-a" "b4ac4b6abf83f5be3b5c22cb85fe41abcb5e2d3c0f0372ff24371c32f3271adb", kill_on_drop: false }`
[INFO] [stderr]    Compiling format_num v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "b4ac4b6abf83f5be3b5c22cb85fe41abcb5e2d3c0f0372ff24371c32f3271adb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ac4b6abf83f5be3b5c22cb85fe41abcb5e2d3c0f0372ff24371c32f3271adb", kill_on_drop: false }`
[INFO] [stdout] b4ac4b6abf83f5be3b5c22cb85fe41abcb5e2d3c0f0372ff24371c32f3271adb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 389704d008006f746029a3ed970e2f986f3827cca83d1c3866d73e01742e3910
[INFO] running `Command { std: "docker" "start" "-a" "389704d008006f746029a3ed970e2f986f3827cca83d1c3866d73e01742e3910", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/format_num-2364857d4e3d4861)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::initialization ... ok
[INFO] [stdout] test tests::bin ... ok
[INFO] [stdout] test tests::default_precision_exp ... ok
[INFO] [stdout] test tests::significant_digits ... ok
[INFO] [stdout] test tests::percentage_forms ... ok
[INFO] [stdout] test tests::negative_zero_correct_formatting ... ok
[INFO] [stdout] test tests::decimal_alternate_form ... ok
[INFO] [stdout] test tests::grouping ... ok
[INFO] [stdout] test tests::default_precision ... ok
[INFO] [stdout] test tests::si_prefix_grouping ... ok
[INFO] [stdout] test tests::precision_gt_0_percentage ... ok
[INFO] [stdout] test tests::zeroes ... ok
[INFO] [stdout] test tests::precision_0_percentage ... ok
[INFO] [stdout] test tests::precision_0 ... ok
[INFO] [stdout] test tests::zeroes_exp ... ok
[INFO] [stdout] test tests::decimal ... ok
[INFO] [stdout] test tests::precision_1_exp ... ok
[INFO] [stdout] test tests::precision_2 ... ok
[INFO] [stdout] test tests::si_prefix_default_precision ... ok
[INFO] [stdout] test tests::precision_1 ... ok
[INFO] [stdout] test tests::small_ints ... ok
[INFO] [stdout] test tests::precision_2_exp ... ok
[INFO] [stdout] test tests::si_prefix_custom_precision ... ok
[INFO] [stdout] test tests::si_prefix_numbers_bigger_than_one_yotta ... ok
[INFO] [stdout] test tests::si_prefix_numbers_smaller_than_one_yocto ... ok
[INFO] [stdout] test tests::alternate_form_exp ... ok
[INFO] [stdout] test tests::si_prefix_consistent_for_small_and_big_numbers ... ok
[INFO] [stdout] test tests::hex ... ok
[INFO] [stdout] test tests::precision_0_exp ... ok
[INFO] [stdout] test tests::oct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests format_num
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 5) ... ok
[INFO] [stdout] test src/lib.rs - format_num (line 597) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "389704d008006f746029a3ed970e2f986f3827cca83d1c3866d73e01742e3910", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389704d008006f746029a3ed970e2f986f3827cca83d1c3866d73e01742e3910", kill_on_drop: false }`
[INFO] [stdout] 389704d008006f746029a3ed970e2f986f3827cca83d1c3866d73e01742e3910