[INFO] cloning repository https://github.com/mooreryan/ascii_plots
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mooreryan/ascii_plots" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmooreryan%2Fascii_plots", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmooreryan%2Fascii_plots'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 925e5f9fb4f396991bca64cc18b851c1b78f9dc6
[INFO] testing mooreryan/ascii_plots against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmooreryan%2Fascii_plots" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mooreryan/ascii_plots 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 git repo https://github.com/mooreryan/ascii_plots
[INFO] finished tweaking git repo https://github.com/mooreryan/ascii_plots
[INFO] tweaked toml for git repo https://github.com/mooreryan/ascii_plots written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/mooreryan/ascii_plots 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6fa26dd95aab1e79478d43d592f007b64f20aa044b2343720aa525c76eb203c7
[INFO] running `Command { std: "docker" "start" "-a" "6fa26dd95aab1e79478d43d592f007b64f20aa044b2343720aa525c76eb203c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fa26dd95aab1e79478d43d592f007b64f20aa044b2343720aa525c76eb203c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa26dd95aab1e79478d43d592f007b64f20aa044b2343720aa525c76eb203c7", kill_on_drop: false }`
[INFO] [stdout] 6fa26dd95aab1e79478d43d592f007b64f20aa044b2343720aa525c76eb203c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4038da3006f7dfadb608d925a3e0e96edbea0f90654fa879508e66fddaba9aed
[INFO] running `Command { std: "docker" "start" "-a" "4038da3006f7dfadb608d925a3e0e96edbea0f90654fa879508e66fddaba9aed", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.4.9
[INFO] [stderr]    Compiling structopt v0.3.16
[INFO] [stderr]    Compiling asciiplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.95s
[INFO] running `Command { std: "docker" "inspect" "4038da3006f7dfadb608d925a3e0e96edbea0f90654fa879508e66fddaba9aed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4038da3006f7dfadb608d925a3e0e96edbea0f90654fa879508e66fddaba9aed", kill_on_drop: false }`
[INFO] [stdout] 4038da3006f7dfadb608d925a3e0e96edbea0f90654fa879508e66fddaba9aed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a5ebdf70fa7f478c6ae5d59724add96c6b8f3fd89e13fcf134afb4a10c4d428c
[INFO] running `Command { std: "docker" "start" "-a" "a5ebdf70fa7f478c6ae5d59724add96c6b8f3fd89e13fcf134afb4a10c4d428c", kill_on_drop: false }`
[INFO] [stderr]    Compiling asciiplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "a5ebdf70fa7f478c6ae5d59724add96c6b8f3fd89e13fcf134afb4a10c4d428c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5ebdf70fa7f478c6ae5d59724add96c6b8f3fd89e13fcf134afb4a10c4d428c", kill_on_drop: false }`
[INFO] [stdout] a5ebdf70fa7f478c6ae5d59724add96c6b8f3fd89e13fcf134afb4a10c4d428c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 38dfa137cc52763d2a6c3d1f53a1e3d7a943e5aef0bb8cb89591ca93f5c19aeb
[INFO] running `Command { std: "docker" "start" "-a" "38dfa137cc52763d2a6c3d1f53a1e3d7a943e5aef0bb8cb89591ca93f5c19aeb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/asciiplot-1d328749abd81b4b)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test histogram::tests::test_get_step::get_step_works ... ok
[INFO] [stdout] test histogram::tests::test_get_bar_height::get_bar_height_works ... ok
[INFO] [stdout] test range::tests::test_new_range_f64::with_mixed_numbers_works ... ok
[INFO] [stdout] test range::tests::test_new_range_f64::with_all_negative_numbers_works ... ok
[INFO] [stdout] test utils::tests::test_get_breaks::breaks_works ... ok
[INFO] [stdout] test range::tests::test_new_range_f64::with_all_positive_numbers_works ... ok
[INFO] [stdout] test utils::tests::test_scale::scale_works ... ok
[INFO] [stdout] test histogram::tests::test_get_bar_height::get_bar_height_panics_on_bad_height - should panic ... ok
[INFO] [stdout] test histogram::tests::test_get_step::get_step_panics_with_bad_input - should panic ... ok
[INFO] [stdout] test histogram::tests::test_get_step::get_step_panics_with_bad_input2 - should panic ... ok
[INFO] [stdout] test histogram::tests::test_get_step::get_step_panics_with_bad_input3 - should panic ... ok
[INFO] [stdout] test histogram::tests::test_get_bar_height::get_bar_height_panics_on_bad_counts - should panic ... ok
[INFO] [stdout] test utils::tests::test_get_breaks::breaks_panics_when_min_eq_max - should panic ... ok
[INFO] [stdout] test utils::tests::test_get_breaks::breaks_panics_when_min_lt_max - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/asciiplot-a796544961759e25)
[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 asciiplot
[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] running `Command { std: "docker" "inspect" "38dfa137cc52763d2a6c3d1f53a1e3d7a943e5aef0bb8cb89591ca93f5c19aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38dfa137cc52763d2a6c3d1f53a1e3d7a943e5aef0bb8cb89591ca93f5c19aeb", kill_on_drop: false }`
[INFO] [stdout] 38dfa137cc52763d2a6c3d1f53a1e3d7a943e5aef0bb8cb89591ca93f5c19aeb