[INFO] updating cached repository https://github.com/NathanJang/tokio-read-to-end-demo [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 16c685beb026642e4975aeb289c15e5323052f5c [INFO] testing NathanJang/tokio-read-to-end-demo against beta-2019-09-28 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FNathanJang%2Ftokio-read-to-end-demo" "work/builds/worker-10/source"` [INFO] [stderr] Cloning into 'work/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/NathanJang/tokio-read-to-end-demo on toolchain beta-2019-09-28 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/NathanJang/tokio-read-to-end-demo [INFO] finished tweaking git repo https://github.com/NathanJang/tokio-read-to-end-demo [INFO] tweaked toml for git repo https://github.com/NathanJang/tokio-read-to-end-demo written to work/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/NathanJang/tokio-read-to-end-demo already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /big/crater/work/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"` [INFO] [stdout] 7e6b58d391b8ddaf4e31ef6b1dc75e36dc3fc653e4a1aa62a2b8974dbac20064 [INFO] running `"docker" "start" "-a" "7e6b58d391b8ddaf4e31ef6b1dc75e36dc3fc653e4a1aa62a2b8974dbac20064"` [INFO] [stderr] Compiling tokio-read-to-end-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variant is never constructed: `Reading` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | Reading { a: A, buf: Vec }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_to_end` [INFO] [stderr] --> src/main.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | / fn read_to_end(a: A, buf: Vec) -> ReadToEnd [INFO] [stderr] 51 | | where [INFO] [stderr] 52 | | A: AsyncRead, [INFO] [stderr] 53 | | { [INFO] [stderr] ... | [INFO] [stderr] 56 | | } [INFO] [stderr] 57 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.33s [INFO] running `"docker" "inspect" "7e6b58d391b8ddaf4e31ef6b1dc75e36dc3fc653e4a1aa62a2b8974dbac20064"` [INFO] running `"docker" "rm" "-f" "7e6b58d391b8ddaf4e31ef6b1dc75e36dc3fc653e4a1aa62a2b8974dbac20064"` [INFO] [stdout] 7e6b58d391b8ddaf4e31ef6b1dc75e36dc3fc653e4a1aa62a2b8974dbac20064 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"` [INFO] [stdout] 7e9839185b8793f60ff5f2ab234e3573bc413aa40b0e2f18e6e69e20082f2b13 [INFO] running `"docker" "start" "-a" "7e9839185b8793f60ff5f2ab234e3573bc413aa40b0e2f18e6e69e20082f2b13"` [INFO] [stderr] Compiling tokio-read-to-end-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: variant is never constructed: `Reading` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | Reading { a: A, buf: Vec }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `read_to_end` [INFO] [stderr] --> src/main.rs:50:1 [INFO] [stderr] | [INFO] [stderr] 50 | / fn read_to_end(a: A, buf: Vec) -> ReadToEnd [INFO] [stderr] 51 | | where [INFO] [stderr] 52 | | A: AsyncRead, [INFO] [stderr] 53 | | { [INFO] [stderr] ... | [INFO] [stderr] 56 | | } [INFO] [stderr] 57 | | } [INFO] [stderr] | |_^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `"docker" "inspect" "7e9839185b8793f60ff5f2ab234e3573bc413aa40b0e2f18e6e69e20082f2b13"` [INFO] running `"docker" "rm" "-f" "7e9839185b8793f60ff5f2ab234e3573bc413aa40b0e2f18e6e69e20082f2b13"` [INFO] [stdout] 7e9839185b8793f60ff5f2ab234e3573bc413aa40b0e2f18e6e69e20082f2b13 [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"` [INFO] [stdout] e4187c34232d8b4cb6ecbb3cd543dc7a7ac2773405c04f6f248723ea897820fe [INFO] running `"docker" "start" "-a" "e4187c34232d8b4cb6ecbb3cd543dc7a7ac2773405c04f6f248723ea897820fe"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/tokio_read_to_end_demo-9b08f8c52f0b5e75 [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "e4187c34232d8b4cb6ecbb3cd543dc7a7ac2773405c04f6f248723ea897820fe"` [INFO] running `"docker" "rm" "-f" "e4187c34232d8b4cb6ecbb3cd543dc7a7ac2773405c04f6f248723ea897820fe"` [INFO] [stdout] e4187c34232d8b4cb6ecbb3cd543dc7a7ac2773405c04f6f248723ea897820fe