[INFO] cloning repository https://github.com/smolck/nvim-rpc-plugin-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smolck/nvim-rpc-plugin-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmolck%2Fnvim-rpc-plugin-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmolck%2Fnvim-rpc-plugin-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c967d5f815b37c75c9a0d8db06ade29e7c36fff5
[INFO] testing smolck/nvim-rpc-plugin-example against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmolck%2Fnvim-rpc-plugin-example" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/smolck/nvim-rpc-plugin-example 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/smolck/nvim-rpc-plugin-example
[INFO] finished tweaking git repo https://github.com/smolck/nvim-rpc-plugin-example
[INFO] tweaked toml for git repo https://github.com/smolck/nvim-rpc-plugin-example written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/smolck/nvim-rpc-plugin-example 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]  Downloading crates ...
[INFO] [stderr]   Downloaded rmpv v0.4.7
[INFO] [stderr]   Downloaded nvim-rs v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 7d5e66bd727aa01dd4149c64b8be81f2256ec1a48a2c19930355abaabe8ec3d0
[INFO] running `Command { std: "docker" "start" "-a" "7d5e66bd727aa01dd4149c64b8be81f2256ec1a48a2c19930355abaabe8ec3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d5e66bd727aa01dd4149c64b8be81f2256ec1a48a2c19930355abaabe8ec3d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5e66bd727aa01dd4149c64b8be81f2256ec1a48a2c19930355abaabe8ec3d0", kill_on_drop: false }`
[INFO] [stdout] 7d5e66bd727aa01dd4149c64b8be81f2256ec1a48a2c19930355abaabe8ec3d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c38823bc5eebc2af90de7f80579e9321905e5ea7a912f96935afd6207a8ef2c0
[INFO] running `Command { std: "docker" "start" "-a" "c38823bc5eebc2af90de7f80579e9321905e5ea7a912f96935afd6207a8ef2c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling futures-core v0.3.13
[INFO] [stderr]    Compiling futures v0.1.31
[INFO] [stderr]    Compiling futures-sink v0.3.13
[INFO] [stderr]    Compiling futures-task v0.3.13
[INFO] [stderr]    Compiling futures-io v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling futures-channel v0.3.13
[INFO] [stderr]    Compiling rmpv v0.4.7
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.3.0
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-util v0.3.13
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-executor v0.3.13
[INFO] [stderr]    Compiling futures v0.3.13
[INFO] [stderr]    Compiling nvim-rs v0.2.0
[INFO] [stderr]    Compiling colorscheme-changer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.39s
[INFO] running `Command { std: "docker" "inspect" "c38823bc5eebc2af90de7f80579e9321905e5ea7a912f96935afd6207a8ef2c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c38823bc5eebc2af90de7f80579e9321905e5ea7a912f96935afd6207a8ef2c0", kill_on_drop: false }`
[INFO] [stdout] c38823bc5eebc2af90de7f80579e9321905e5ea7a912f96935afd6207a8ef2c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] c227f29cd94c25b2a551c96993ad6de5c43d7e2e59f844b365610999e63397f4
[INFO] running `Command { std: "docker" "start" "-a" "c227f29cd94c25b2a551c96993ad6de5c43d7e2e59f844b365610999e63397f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling colorscheme-changer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "c227f29cd94c25b2a551c96993ad6de5c43d7e2e59f844b365610999e63397f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c227f29cd94c25b2a551c96993ad6de5c43d7e2e59f844b365610999e63397f4", kill_on_drop: false }`
[INFO] [stdout] c227f29cd94c25b2a551c96993ad6de5c43d7e2e59f844b365610999e63397f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 9ad1094ac460f50831878a83d0546a4fe319fcab0108ab0dce3560d3d45bf5ba
[INFO] running `Command { std: "docker" "start" "-a" "9ad1094ac460f50831878a83d0546a4fe319fcab0108ab0dce3560d3d45bf5ba", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/colorscheme_changer-a213de0901241718)
[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" "9ad1094ac460f50831878a83d0546a4fe319fcab0108ab0dce3560d3d45bf5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ad1094ac460f50831878a83d0546a4fe319fcab0108ab0dce3560d3d45bf5ba", kill_on_drop: false }`
[INFO] [stdout] 9ad1094ac460f50831878a83d0546a4fe319fcab0108ab0dce3560d3d45bf5ba