[INFO] cloning repository https://github.com/jelford/extract
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jelford/extract" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjelford%2Fextract", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjelford%2Fextract'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d091fb12ac2c5844ebb36a7a66bd4ab0b1edf630
[INFO] testing jelford/extract against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjelford%2Fextract" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jelford/extract on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jelford/extract
[INFO] finished tweaking git repo https://github.com/jelford/extract
[INFO] tweaked toml for git repo https://github.com/jelford/extract written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/jelford/extract already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb994ed4a6703f7eec2ec7c1565d247b1d993adac3c06f4a7ec6566069ba15a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb994ed4a6703f7eec2ec7c1565d247b1d993adac3c06f4a7ec6566069ba15a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb994ed4a6703f7eec2ec7c1565d247b1d993adac3c06f4a7ec6566069ba15a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb994ed4a6703f7eec2ec7c1565d247b1d993adac3c06f4a7ec6566069ba15a9", kill_on_drop: false }`
[INFO] [stdout] eb994ed4a6703f7eec2ec7c1565d247b1d993adac3c06f4a7ec6566069ba15a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 721890196def2425a136653f677d6f34cbb173688b02ed9c9cc37eaedbaff6a8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "721890196def2425a136653f677d6f34cbb173688b02ed9c9cc37eaedbaff6a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.21
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling thread-id v3.0.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling atty v0.2.2
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling clap v2.22.2
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling extract v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |         0...1 => return Err(ErrorKind::NothingToExtract.into()),
[INFO] [stdout]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let re = try!(Regex::new(&target));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.01s
[INFO] running `Command { std: "docker" "inspect" "721890196def2425a136653f677d6f34cbb173688b02ed9c9cc37eaedbaff6a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "721890196def2425a136653f677d6f34cbb173688b02ed9c9cc37eaedbaff6a8", kill_on_drop: false }`
[INFO] [stdout] 721890196def2425a136653f677d6f34cbb173688b02ed9c9cc37eaedbaff6a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 501d39ca65b026c0748d7dc3304e6bbda6aed3e599f1919a8885f6862dfaf82b
[INFO] running `Command { std: "docker" "start" "-a" "501d39ca65b026c0748d7dc3304e6bbda6aed3e599f1919a8885f6862dfaf82b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling extract v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `...` range patterns are deprecated
[INFO] [stdout]   --> src/main.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |         0...1 => return Err(ErrorKind::NothingToExtract.into()),
[INFO] [stdout]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:38:18
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let re = try!(Regex::new(&target));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/errors.rs:5:1
[INFO] [stdout]    |
[INFO] [stdout] 5  | / error_chain! {
[INFO] [stdout] 6  | |     foreign_links {
[INFO] [stdout] 7  | |         BadRegex(regex::Error);
[INFO] [stdout] 8  | |         Io(io::Error);
[INFO] [stdout] ...  |
[INFO] [stdout] 24 | |     }
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "501d39ca65b026c0748d7dc3304e6bbda6aed3e599f1919a8885f6862dfaf82b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501d39ca65b026c0748d7dc3304e6bbda6aed3e599f1919a8885f6862dfaf82b", kill_on_drop: false }`
[INFO] [stdout] 501d39ca65b026c0748d7dc3304e6bbda6aed3e599f1919a8885f6862dfaf82b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 52f0c3896fbf98dab7fb332ca5a4bac7584372dd0edff97815467b8e1dd403e2
[INFO] running `Command { std: "docker" "start" "-a" "52f0c3896fbf98dab7fb332ca5a4bac7584372dd0edff97815467b8e1dd403e2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         BadRegex(regex::Error);
[INFO] [stderr] 8  | |         Io(io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         BadRegex(regex::Error);
[INFO] [stderr] 8  | |         Io(io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         BadRegex(regex::Error);
[INFO] [stderr] 8  | |         Io(io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         BadRegex(regex::Error);
[INFO] [stderr] 8  | |         Io(io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         BadRegex(regex::Error);
[INFO] [stderr] 8  | |         Io(io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:5:1
[INFO] [stderr]    |
[INFO] [stderr] 5  | / error_chain! {
[INFO] [stderr] 6  | |     foreign_links {
[INFO] [stderr] 7  | |         BadRegex(regex::Error);
[INFO] [stderr] 8  | |         Io(io::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in the macro `error_chain_processed` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/main.rs:18:10
[INFO] [stderr]    |
[INFO] [stderr] 18 |         0...1 => return Err(ErrorKind::NothingToExtract.into()),
[INFO] [stderr]    |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:38:18
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let re = try!(Regex::new(&target));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/extract-b272beae76a4840b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test search::tests::results_only_for_matched_lines ... ok
[INFO] [stdout] test search::tests::single_unmatched_line_yields_no_results ... ok
[INFO] [stdout] test search::tests::single_matched_line_yields_one_result ... ok
[INFO] [stdout] test search::tests::match_contains_text_from_capture_group ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/extract-1e7cc4397a02529d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::single_regex_is_ok ... ok
[INFO] [stdout] test tests::regex_with_two_captures_is_an_error ... ok
[INFO] [stdout] test tests::regex_with_no_capture_is_an_error ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests extract
[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" "52f0c3896fbf98dab7fb332ca5a4bac7584372dd0edff97815467b8e1dd403e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f0c3896fbf98dab7fb332ca5a4bac7584372dd0edff97815467b8e1dd403e2", kill_on_drop: false }`
[INFO] [stdout] 52f0c3896fbf98dab7fb332ca5a4bac7584372dd0edff97815467b8e1dd403e2