[INFO] updating cached repository EmmaLa/tokio-chat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/EmmaLa/tokio-chat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/EmmaLa/tokio-chat" "work/ex/beta-1.38-1/sources/1.37.0/gh/EmmaLa/tokio-chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/EmmaLa/tokio-chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/EmmaLa/tokio-chat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EmmaLa/tokio-chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EmmaLa/tokio-chat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] bf17a85c54d53a88e8ceb4789897defe10667c70 [INFO] sha for GitHub repo EmmaLa/tokio-chat: bf17a85c54d53a88e8ceb4789897defe10667c70 [INFO] validating manifest of EmmaLa/tokio-chat on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of EmmaLa/tokio-chat on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing EmmaLa/tokio-chat [INFO] finished frobbing EmmaLa/tokio-chat [INFO] frobbed toml for EmmaLa/tokio-chat written to work/ex/beta-1.38-1/sources/1.37.0/gh/EmmaLa/tokio-chat/Cargo.toml [INFO] started frobbing EmmaLa/tokio-chat [INFO] finished frobbing EmmaLa/tokio-chat [INFO] frobbed toml for EmmaLa/tokio-chat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/EmmaLa/tokio-chat/Cargo.toml [INFO] crate EmmaLa/tokio-chat already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing EmmaLa/tokio-chat against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/EmmaLa/tokio-chat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 3a2263351a55f4e11ea88f1a14a9b669264b9f857db4c422e1979a7cf5632a97 [INFO] running `"docker" "start" "-a" "3a2263351a55f4e11ea88f1a14a9b669264b9f857db4c422e1979a7cf5632a97"` [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling net2 v0.2.31 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling mio v0.6.13 [INFO] [stderr] Compiling tokio-io v0.1.5 [INFO] [stderr] Compiling tokio v0.1.1 [INFO] [stderr] Compiling tokio-chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `AsyncWrite` [INFO] [stderr] --> src/main.rs:9:28 [INFO] [stderr] | [INFO] [stderr] 9 | use tokio_io::{ AsyncRead, AsyncWrite}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/main.rs:16:15 [INFO] [stderr] | [INFO] [stderr] 16 | use std::io::{Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Arc` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Mutex` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use std::sync::Mutex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | let mut chuck_data = chunk_data.for_each(move |data| { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Rx` [INFO] [stderr] --> src/main.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | type Rx = mpsc::UnboundedReceiver; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `state` [INFO] [stderr] --> src/main.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | state: Rc> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.69s [INFO] running `"docker" "inspect" "3a2263351a55f4e11ea88f1a14a9b669264b9f857db4c422e1979a7cf5632a97"` [INFO] running `"docker" "rm" "-f" "3a2263351a55f4e11ea88f1a14a9b669264b9f857db4c422e1979a7cf5632a97"` [INFO] [stdout] 3a2263351a55f4e11ea88f1a14a9b669264b9f857db4c422e1979a7cf5632a97 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/EmmaLa/tokio-chat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a540e3fc4284beb1a386018b0d415f225902de32180fa136fd8a55e04d7f9b27 [INFO] running `"docker" "start" "-a" "a540e3fc4284beb1a386018b0d415f225902de32180fa136fd8a55e04d7f9b27"` [INFO] [stderr] Compiling tokio-chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `AsyncWrite` [INFO] [stderr] --> src/main.rs:9:28 [INFO] [stderr] | [INFO] [stderr] 9 | use tokio_io::{ AsyncRead, AsyncWrite}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/main.rs:16:15 [INFO] [stderr] | [INFO] [stderr] 16 | use std::io::{Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Arc` [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::Mutex` [INFO] [stderr] --> src/main.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | use std::sync::Mutex; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:119:13 [INFO] [stderr] | [INFO] [stderr] 119 | let mut chuck_data = chunk_data.for_each(move |data| { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `Rx` [INFO] [stderr] --> src/main.rs:28:1 [INFO] [stderr] | [INFO] [stderr] 28 | type Rx = mpsc::UnboundedReceiver; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `state` [INFO] [stderr] --> src/main.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | state: Rc> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `"docker" "inspect" "a540e3fc4284beb1a386018b0d415f225902de32180fa136fd8a55e04d7f9b27"` [INFO] running `"docker" "rm" "-f" "a540e3fc4284beb1a386018b0d415f225902de32180fa136fd8a55e04d7f9b27"` [INFO] [stdout] a540e3fc4284beb1a386018b0d415f225902de32180fa136fd8a55e04d7f9b27 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/EmmaLa/tokio-chat:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 93068936723d66f8e90d54d9c10bca943fd31d3cb2f8650c342a546c1febd75a [INFO] running `"docker" "start" "-a" "93068936723d66f8e90d54d9c10bca943fd31d3cb2f8650c342a546c1febd75a"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running /opt/crater/target/debug/deps/tokio_chat-e1ba6a82fe2b367d [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" "93068936723d66f8e90d54d9c10bca943fd31d3cb2f8650c342a546c1febd75a"` [INFO] running `"docker" "rm" "-f" "93068936723d66f8e90d54d9c10bca943fd31d3cb2f8650c342a546c1febd75a"` [INFO] [stdout] 93068936723d66f8e90d54d9c10bca943fd31d3cb2f8650c342a546c1febd75a