[INFO] cloning repository https://github.com/syuzuki/serialcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/syuzuki/serialcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuzuki%2Fserialcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuzuki%2Fserialcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff8018109698b51ae89936dafd952caa663cde76
[INFO] testing syuzuki/serialcat against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsyuzuki%2Fserialcat" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/syuzuki/serialcat on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/syuzuki/serialcat
[INFO] finished tweaking git repo https://github.com/syuzuki/serialcat
[INFO] tweaked toml for git repo https://github.com/syuzuki/serialcat written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/syuzuki/serialcat already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio-serial v3.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d5830e662c7ff162b1af01765e246cacb4b4c03760f90dd8460914b3d0d1a98
[INFO] running `Command { std: "docker" "start" "-a" "6d5830e662c7ff162b1af01765e246cacb4b4c03760f90dd8460914b3d0d1a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d5830e662c7ff162b1af01765e246cacb4b4c03760f90dd8460914b3d0d1a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d5830e662c7ff162b1af01765e246cacb4b4c03760f90dd8460914b3d0d1a98", kill_on_drop: false }`
[INFO] [stdout] 6d5830e662c7ff162b1af01765e246cacb4b4c03760f90dd8460914b3d0d1a98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4185454b1e5204d0b673b1aaf88b6743145f70bac21f9135c15e61d1e1a992d3
[INFO] running `Command { std: "docker" "start" "-a" "4185454b1e5204d0b673b1aaf88b6743145f70bac21f9135c15e61d1e1a992d3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]    Compiling futures-sink v0.3.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling futures-task v0.3.1
[INFO] [stderr]    Compiling futures-io v0.3.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling num_cpus v1.11.1
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling libudev v0.2.0
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serialport v3.3.0
[INFO] [stderr]    Compiling mio-serial v3.3.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.1
[INFO] [stderr]    Compiling structopt-derive v0.3.5
[INFO] [stderr]    Compiling tokio v0.2.6
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]    Compiling structopt v0.3.5
[INFO] [stderr]    Compiling futures-util v0.3.1
[INFO] [stderr]    Compiling tokio-serial v4.3.3
[INFO] [stderr]    Compiling futures-executor v0.3.1
[INFO] [stderr]    Compiling futures v0.3.1
[INFO] [stderr]    Compiling serialcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.90s
[INFO] running `Command { std: "docker" "inspect" "4185454b1e5204d0b673b1aaf88b6743145f70bac21f9135c15e61d1e1a992d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4185454b1e5204d0b673b1aaf88b6743145f70bac21f9135c15e61d1e1a992d3", kill_on_drop: false }`
[INFO] [stdout] 4185454b1e5204d0b673b1aaf88b6743145f70bac21f9135c15e61d1e1a992d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5811019b445efa350da3f724fa7e84015735931aa7d8919ea3eea717732b0908
[INFO] running `Command { std: "docker" "start" "-a" "5811019b445efa350da3f724fa7e84015735931aa7d8919ea3eea717732b0908", kill_on_drop: false }`
[INFO] [stderr]    Compiling serialcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `Command { std: "docker" "inspect" "5811019b445efa350da3f724fa7e84015735931aa7d8919ea3eea717732b0908", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5811019b445efa350da3f724fa7e84015735931aa7d8919ea3eea717732b0908", kill_on_drop: false }`
[INFO] [stdout] 5811019b445efa350da3f724fa7e84015735931aa7d8919ea3eea717732b0908
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28e13e8e07f70ae5d6d3deb247cf14daa3b21e98593dc4bbbb2e0ccdd049f274
[INFO] running `Command { std: "docker" "start" "-a" "28e13e8e07f70ae5d6d3deb247cf14daa3b21e98593dc4bbbb2e0ccdd049f274", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serialcat-d9205ca01435403e)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test util::tests::get_chars ... ok
[INFO] [stdout] test util::tests::get_chars_bytes_split ... ok
[INFO] [stdout] test util::tests::get_chars_incomplete ... ok
[INFO] [stdout] test util::tests::get_chars_invalid ... ok
[INFO] [stdout] test util::tests::get_chars_multibyte ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sc-7c79b4bcc985a2cc)
[INFO] [stdout] test opt::tests::args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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 serialcat
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/util.rs - util::GetCharsMixin::get_chars (line 13) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28e13e8e07f70ae5d6d3deb247cf14daa3b21e98593dc4bbbb2e0ccdd049f274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e13e8e07f70ae5d6d3deb247cf14daa3b21e98593dc4bbbb2e0ccdd049f274", kill_on_drop: false }`
[INFO] [stdout] 28e13e8e07f70ae5d6d3deb247cf14daa3b21e98593dc4bbbb2e0ccdd049f274