[INFO] cloning repository https://github.com/cmarshall10450/docker-version
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cmarshall10450/docker-version" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmarshall10450%2Fdocker-version", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmarshall10450%2Fdocker-version'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54b97fdd53c97f93abf371fd39f68818bfaad06b
[INFO] testing cmarshall10450/docker-version against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcmarshall10450%2Fdocker-version" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cmarshall10450/docker-version on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cmarshall10450/docker-version
[INFO] finished tweaking git repo https://github.com/cmarshall10450/docker-version
[INFO] tweaked toml for git repo https://github.com/cmarshall10450/docker-version written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/cmarshall10450/docker-version already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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 yaml-rust v0.3.5
[INFO] [stderr]   Downloaded libc v0.2.57
[INFO] [stderr]   Downloaded regex v1.1.6
[INFO] [stderr]   Downloaded regex-syntax v0.6.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e45571da208156ba49cf93233978d66f22a35afe6ae0020e0ec470d05b61741
[INFO] running `Command { std: "docker" "start" "-a" "7e45571da208156ba49cf93233978d66f22a35afe6ae0020e0ec470d05b61741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e45571da208156ba49cf93233978d66f22a35afe6ae0020e0ec470d05b61741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e45571da208156ba49cf93233978d66f22a35afe6ae0020e0ec470d05b61741", kill_on_drop: false }`
[INFO] [stdout] 7e45571da208156ba49cf93233978d66f22a35afe6ae0020e0ec470d05b61741
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ad3f6dd2e1e3fb1fc827a5a74407db846ee4fc54392bd793360f11a2d25ffc1
[INFO] running `Command { std: "docker" "start" "-a" "6ad3f6dd2e1e3fb1fc827a5a74407db846ee4fc54392bd793360f11a2d25ffc1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling libc v0.2.57
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling ucd-util v0.1.3
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling docker-version v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ArgParse`
[INFO] [stdout]  --> src/error.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   ArgParse,
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VersionParse`
[INFO] [stdout]  --> src/error.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 |   VersionParse
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   file.read_to_string(&mut version);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.70s
[INFO] running `Command { std: "docker" "inspect" "6ad3f6dd2e1e3fb1fc827a5a74407db846ee4fc54392bd793360f11a2d25ffc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad3f6dd2e1e3fb1fc827a5a74407db846ee4fc54392bd793360f11a2d25ffc1", kill_on_drop: false }`
[INFO] [stdout] 6ad3f6dd2e1e3fb1fc827a5a74407db846ee4fc54392bd793360f11a2d25ffc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97832feff962d4aca9ef72ef242f7425479d401b52ee57792c5410e1eedb476e
[INFO] running `Command { std: "docker" "start" "-a" "97832feff962d4aca9ef72ef242f7425479d401b52ee57792c5410e1eedb476e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling docker-version v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `ArgParse`
[INFO] [stdout]  --> src/error.rs:3:3
[INFO] [stdout]   |
[INFO] [stdout] 3 |   ArgParse,
[INFO] [stdout]   |   ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `VersionParse`
[INFO] [stdout]  --> src/error.rs:4:3
[INFO] [stdout]   |
[INFO] [stdout] 4 |   VersionParse
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/command.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   file.read_to_string(&mut version);
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.87s
[INFO] running `Command { std: "docker" "inspect" "97832feff962d4aca9ef72ef242f7425479d401b52ee57792c5410e1eedb476e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97832feff962d4aca9ef72ef242f7425479d401b52ee57792c5410e1eedb476e", kill_on_drop: false }`
[INFO] [stdout] 97832feff962d4aca9ef72ef242f7425479d401b52ee57792c5410e1eedb476e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d17cd12de62cab91fcb057eec270f667e23e160ee0fc6c5b36a30eb2a7c7fff3
[INFO] running `Command { std: "docker" "start" "-a" "d17cd12de62cab91fcb057eec270f667e23e160ee0fc6c5b36a30eb2a7c7fff3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variant is never constructed: `ArgParse`
[INFO] [stderr]  --> src/error.rs:3:3
[INFO] [stderr]   |
[INFO] [stderr] 3 |   ArgParse,
[INFO] [stderr]   |   ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `VersionParse`
[INFO] [stderr]  --> src/error.rs:4:3
[INFO] [stderr]   |
[INFO] [stderr] 4 |   VersionParse
[INFO] [stderr]   |   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/command.rs:21:3
[INFO] [stderr]    |
[INFO] [stderr] 21 |   file.read_to_string(&mut version);
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `docker-version` (bin "docker-version" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/docker_version-ee60bf239ef95fe3)
[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" "d17cd12de62cab91fcb057eec270f667e23e160ee0fc6c5b36a30eb2a7c7fff3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d17cd12de62cab91fcb057eec270f667e23e160ee0fc6c5b36a30eb2a7c7fff3", kill_on_drop: false }`
[INFO] [stdout] d17cd12de62cab91fcb057eec270f667e23e160ee0fc6c5b36a30eb2a7c7fff3