[INFO] cloning repository https://github.com/chenshuai2144/x
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenshuai2144/x" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenshuai2144%2Fx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenshuai2144%2Fx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cec3a6e334ffd2fce08d202a28f3b027f5947d3
[INFO] testing chenshuai2144/x against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenshuai2144%2Fx" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chenshuai2144/x on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chenshuai2144/x
[INFO] finished tweaking git repo https://github.com/chenshuai2144/x
[INFO] tweaked toml for git repo https://github.com/chenshuai2144/x written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/chenshuai2144/x already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c99499db6bc2aed9339b59f9b87465af65596ebc72fbb8b2b63ed2b71ede325b
[INFO] running `Command { std: "docker" "start" "-a" "c99499db6bc2aed9339b59f9b87465af65596ebc72fbb8b2b63ed2b71ede325b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c99499db6bc2aed9339b59f9b87465af65596ebc72fbb8b2b63ed2b71ede325b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c99499db6bc2aed9339b59f9b87465af65596ebc72fbb8b2b63ed2b71ede325b", kill_on_drop: false }`
[INFO] [stdout] c99499db6bc2aed9339b59f9b87465af65596ebc72fbb8b2b63ed2b71ede325b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd28e3b8becc4e414e85523390406995f54fe3e35d3046eaa3a66c271e88c1f4
[INFO] running `Command { std: "docker" "start" "-a" "fd28e3b8becc4e414e85523390406995f54fe3e35d3046eaa3a66c271e88c1f4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling convert_case v0.5.0
[INFO] [stderr]    Compiling napi-build v1.2.1
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling napi-sys v2.1.0
[INFO] [stderr]    Compiling x v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling napi-derive-backend v1.0.26
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling napi-derive v2.2.0
[INFO] [stderr]    Compiling napi v2.2.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 56s
[INFO] running `Command { std: "docker" "inspect" "fd28e3b8becc4e414e85523390406995f54fe3e35d3046eaa3a66c271e88c1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd28e3b8becc4e414e85523390406995f54fe3e35d3046eaa3a66c271e88c1f4", kill_on_drop: false }`
[INFO] [stdout] fd28e3b8becc4e414e85523390406995f54fe3e35d3046eaa3a66c271e88c1f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 561c446d8f51ce58ee49a7a03cc1760b915a4529f2963850599f6e39e88b514a
[INFO] running `Command { std: "docker" "start" "-a" "561c446d8f51ce58ee49a7a03cc1760b915a4529f2963850599f6e39e88b514a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling x v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `sum`
[INFO] [stdout]  --> src/lib.rs:7:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn sum(a: i32, b: i32) -> i32 {
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.73s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/x-e4e7be0fc5f19c9c)
[INFO] running `Command { std: "docker" "inspect" "561c446d8f51ce58ee49a7a03cc1760b915a4529f2963850599f6e39e88b514a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "561c446d8f51ce58ee49a7a03cc1760b915a4529f2963850599f6e39e88b514a", kill_on_drop: false }`
[INFO] [stdout] 561c446d8f51ce58ee49a7a03cc1760b915a4529f2963850599f6e39e88b514a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5bdead864a7850339b0329ad9a02e916219f1ac4859f3c9795ce09b85f5dca9b
[INFO] running `Command { std: "docker" "start" "-a" "5bdead864a7850339b0329ad9a02e916219f1ac4859f3c9795ce09b85f5dca9b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: function is never used: `sum`
[INFO] [stderr]  --> src/lib.rs:7:4
[INFO] [stderr]   |
[INFO] [stderr] 7 | fn sum(a: i32, b: i32) -> i32 {
[INFO] [stderr]   |    ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `x` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/x-e4e7be0fc5f19c9c)
[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" "5bdead864a7850339b0329ad9a02e916219f1ac4859f3c9795ce09b85f5dca9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bdead864a7850339b0329ad9a02e916219f1ac4859f3c9795ce09b85f5dca9b", kill_on_drop: false }`
[INFO] [stdout] 5bdead864a7850339b0329ad9a02e916219f1ac4859f3c9795ce09b85f5dca9b