[INFO] cloning repository https://github.com/northbear/rustlk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/northbear/rustlk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbear%2Frustlk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbear%2Frustlk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3669cdb281ac6b131f35a3c653295edebc4922b9
[INFO] testing northbear/rustlk against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorthbear%2Frustlk" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/northbear/rustlk on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/northbear/rustlk
[INFO] finished tweaking git repo https://github.com/northbear/rustlk
[INFO] tweaked toml for git repo https://github.com/northbear/rustlk written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/northbear/rustlk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] 8a205efe567d7e93e868539e993d417dd7406d3096c0e64f244407c12dcd86be
[INFO] running `Command { std: "docker" "start" "-a" "8a205efe567d7e93e868539e993d417dd7406d3096c0e64f244407c12dcd86be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a205efe567d7e93e868539e993d417dd7406d3096c0e64f244407c12dcd86be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a205efe567d7e93e868539e993d417dd7406d3096c0e64f244407c12dcd86be", kill_on_drop: false }`
[INFO] [stdout] 8a205efe567d7e93e868539e993d417dd7406d3096c0e64f244407c12dcd86be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] 104521fe241e71f3999eb24d52b5a716959d3d2f9998b0e94750d44a9bdb96b8
[INFO] running `Command { std: "docker" "start" "-a" "104521fe241e71f3999eb24d52b5a716959d3d2f9998b0e94750d44a9bdb96b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling getopts v0.2.18
[INFO] [stderr]    Compiling ctrlc v3.1.1
[INFO] [stderr]    Compiling rustlk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `ConfError`
[INFO] [stdout]   --> src/config.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ConfError(pub String);
[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 dev [unoptimized + debuginfo] target(s) in 9.64s
[INFO] running `Command { std: "docker" "inspect" "104521fe241e71f3999eb24d52b5a716959d3d2f9998b0e94750d44a9bdb96b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "104521fe241e71f3999eb24d52b5a716959d3d2f9998b0e94750d44a9bdb96b8", kill_on_drop: false }`
[INFO] [stdout] 104521fe241e71f3999eb24d52b5a716959d3d2f9998b0e94750d44a9bdb96b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 5930186ff7007ba048d282c24437a82d494772e0cbd8c6275c3f49ec5401dbc3
[INFO] running `Command { std: "docker" "start" "-a" "5930186ff7007ba048d282c24437a82d494772e0cbd8c6275c3f49ec5401dbc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustlk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `ConfError`
[INFO] [stdout]   --> src/config.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ConfError(pub String);
[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 0.97s
[INFO] running `Command { std: "docker" "inspect" "5930186ff7007ba048d282c24437a82d494772e0cbd8c6275c3f49ec5401dbc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5930186ff7007ba048d282c24437a82d494772e0cbd8c6275c3f49ec5401dbc3", kill_on_drop: false }`
[INFO] [stdout] 5930186ff7007ba048d282c24437a82d494772e0cbd8c6275c3f49ec5401dbc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 669e6428f40ab9dfb668f0b09e5ed4428ddc11d3c734e19935127713c04cf94e
[INFO] running `Command { std: "docker" "start" "-a" "669e6428f40ab9dfb668f0b09e5ed4428ddc11d3c734e19935127713c04cf94e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: struct is never constructed: `ConfError`
[INFO] [stderr]   --> src/config.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct ConfError(pub String);
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustlk` (bin "rustlk" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustlk-5dbff94bbfcd377f)
[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" "669e6428f40ab9dfb668f0b09e5ed4428ddc11d3c734e19935127713c04cf94e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669e6428f40ab9dfb668f0b09e5ed4428ddc11d3c734e19935127713c04cf94e", kill_on_drop: false }`
[INFO] [stdout] 669e6428f40ab9dfb668f0b09e5ed4428ddc11d3c734e19935127713c04cf94e