[INFO] cloning repository https://github.com/lmmqxyx404/web-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmmqxyx404/web-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmqxyx404%2Fweb-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmqxyx404%2Fweb-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ec5ee6cdc262c8edf91f3e8ea53495b881d079e
[INFO] testing lmmqxyx404/web-rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmmqxyx404%2Fweb-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lmmqxyx404/web-rust 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/lmmqxyx404/web-rust
[INFO] finished tweaking git repo https://github.com/lmmqxyx404/web-rust
[INFO] tweaked toml for git repo https://github.com/lmmqxyx404/web-rust written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/lmmqxyx404/web-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] b8a15772974eccfe189d74ec8ff68c91ab4469b2209cc6e09233d8a56dd3f9c4
[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" "b8a15772974eccfe189d74ec8ff68c91ab4469b2209cc6e09233d8a56dd3f9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8a15772974eccfe189d74ec8ff68c91ab4469b2209cc6e09233d8a56dd3f9c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8a15772974eccfe189d74ec8ff68c91ab4469b2209cc6e09233d8a56dd3f9c4", kill_on_drop: false }`
[INFO] [stdout] b8a15772974eccfe189d74ec8ff68c91ab4469b2209cc6e09233d8a56dd3f9c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 5e8fdfb99ee8e4b8a7c91e9e732825d3caa4af9ecd91170e181da5298ae5ad73
[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" "5e8fdfb99ee8e4b8a7c91e9e732825d3caa4af9ecd91170e181da5298ae5ad73", kill_on_drop: false }`
[INFO] [stderr]    Compiling net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     workers:Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `Command { std: "docker" "inspect" "5e8fdfb99ee8e4b8a7c91e9e732825d3caa4af9ecd91170e181da5298ae5ad73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8fdfb99ee8e4b8a7c91e9e732825d3caa4af9ecd91170e181da5298ae5ad73", kill_on_drop: false }`
[INFO] [stdout] 5e8fdfb99ee8e4b8a7c91e9e732825d3caa4af9ecd91170e181da5298ae5ad73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 74ffd7633361fc399be7c2884fe5a6d0d45e1ff203d38e64deaf98265afb0a94
[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" "74ffd7633361fc399be7c2884fe5a6d0d45e1ff203d38e64deaf98265afb0a94", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     workers:Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `workers`
[INFO] [stdout]  --> src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     workers:Vec<Worker>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]   --> src/lib.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     id: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `thread`
[INFO] [stdout]   --> src/lib.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     thread: thread::JoinHandle<()>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "74ffd7633361fc399be7c2884fe5a6d0d45e1ff203d38e64deaf98265afb0a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74ffd7633361fc399be7c2884fe5a6d0d45e1ff203d38e64deaf98265afb0a94", kill_on_drop: false }`
[INFO] [stdout] 74ffd7633361fc399be7c2884fe5a6d0d45e1ff203d38e64deaf98265afb0a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3db60f66ad853b6f32ae8afc925bf28c73b03761b35eb2f02d4a456faef38e39
[INFO] running `Command { std: "docker" "start" "-a" "3db60f66ad853b6f32ae8afc925bf28c73b03761b35eb2f02d4a456faef38e39", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `workers`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     workers:Vec<Worker>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `id`
[INFO] [stderr]   --> src/lib.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `thread`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     thread: thread::JoinHandle<()>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `net` (lib) generated 3 warnings
[INFO] [stderr] warning: `net` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/net-57c0d9f3d6d64b5e)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/main-99da1cbb8947b0ee)
[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] [stderr]    Doc-tests net
[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" "3db60f66ad853b6f32ae8afc925bf28c73b03761b35eb2f02d4a456faef38e39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db60f66ad853b6f32ae8afc925bf28c73b03761b35eb2f02d4a456faef38e39", kill_on_drop: false }`
[INFO] [stdout] 3db60f66ad853b6f32ae8afc925bf28c73b03761b35eb2f02d4a456faef38e39