[INFO] updating cached repository sjoshid/chat [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/sjoshid/chat [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/sjoshid/chat" "work/ex/beta-1.38-1/sources/1.37.0/gh/sjoshid/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/sjoshid/chat'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/sjoshid/chat" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sjoshid/chat"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sjoshid/chat'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3875b5ec8e38f50495a5729ef7a005cd2633a1fc [INFO] sha for GitHub repo sjoshid/chat: 3875b5ec8e38f50495a5729ef7a005cd2633a1fc [INFO] validating manifest of sjoshid/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 sjoshid/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 sjoshid/chat [INFO] finished frobbing sjoshid/chat [INFO] frobbed toml for sjoshid/chat written to work/ex/beta-1.38-1/sources/1.37.0/gh/sjoshid/chat/Cargo.toml [INFO] started frobbing sjoshid/chat [INFO] finished frobbing sjoshid/chat [INFO] frobbed toml for sjoshid/chat written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sjoshid/chat/Cargo.toml [INFO] crate sjoshid/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] [stderr] Updating crates.io index [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/sjoshid/chat/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] the lockfile is outdated, regenerating it [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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] [stderr] Blocking waiting for file lock on package cache [INFO] testing sjoshid/chat against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sjoshid/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 2b58fd45f16576dde0643ad897a0cc61a4398f984c3df591ffb8f7ad794c4257 [INFO] running `"docker" "start" "-a" "2b58fd45f16576dde0643ad897a0cc61a4398f984c3df591ffb8f7ad794c4257"` [INFO] [stderr] Compiling base64 v0.6.0 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling native-tls v0.1.5 [INFO] [stderr] Compiling tokio-tls v0.1.4 [INFO] [stderr] Compiling websocket v0.20.4 [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `websocket::client::sync::Client` [INFO] [stderr] --> src/sync/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use websocket::client::sync::Client; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `websocket::client::sync::Client` [INFO] [stderr] --> src/common.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use websocket::client::sync::Client; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `websocket::sender::Writer` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use websocket::sender::Writer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:32:32 [INFO] [stderr] | [INFO] [stderr] 32 | let (mut receiver, mut sender) = c.split().unwrap(); [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:48:21 [INFO] [stderr] | [INFO] [stderr] 48 | let mut chat_server = &mut *mg; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | let mut chat_server = &mut *mg; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let mut sync_server = Arc::new(Mutex::new(ChatServer { clients: HashMap::new() })); ; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/common.rs:16:34 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(username: String, mut sender: WsWriter) -> WrapperSender { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.74s [INFO] running `"docker" "inspect" "2b58fd45f16576dde0643ad897a0cc61a4398f984c3df591ffb8f7ad794c4257"` [INFO] running `"docker" "rm" "-f" "2b58fd45f16576dde0643ad897a0cc61a4398f984c3df591ffb8f7ad794c4257"` [INFO] [stdout] 2b58fd45f16576dde0643ad897a0cc61a4398f984c3df591ffb8f7ad794c4257 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sjoshid/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] ed3de1513fa92b4796067ae50d164518de8801a35feebb5abc0e768e32f33f77 [INFO] running `"docker" "start" "-a" "ed3de1513fa92b4796067ae50d164518de8801a35feebb5abc0e768e32f33f77"` [INFO] [stderr] Compiling chat v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `websocket::client::sync::Client` [INFO] [stderr] --> src/sync/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use websocket::client::sync::Client; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `websocket::client::sync::Client` [INFO] [stderr] --> src/common.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use websocket::client::sync::Client; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `websocket::sender::Writer` [INFO] [stderr] --> src/main.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use websocket::sender::Writer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Write` [INFO] [stderr] --> src/main.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::io::Write; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:32:32 [INFO] [stderr] | [INFO] [stderr] 32 | let (mut receiver, mut sender) = c.split().unwrap(); [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: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:48:21 [INFO] [stderr] | [INFO] [stderr] 48 | let mut chat_server = &mut *mg; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:55:25 [INFO] [stderr] | [INFO] [stderr] 55 | let mut chat_server = &mut *mg; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:21:9 [INFO] [stderr] | [INFO] [stderr] 21 | let mut sync_server = Arc::new(Mutex::new(ChatServer { clients: HashMap::new() })); ; [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/common.rs:16:34 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn new(username: String, mut sender: WsWriter) -> WrapperSender { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.94s [INFO] running `"docker" "inspect" "ed3de1513fa92b4796067ae50d164518de8801a35feebb5abc0e768e32f33f77"` [INFO] running `"docker" "rm" "-f" "ed3de1513fa92b4796067ae50d164518de8801a35feebb5abc0e768e32f33f77"` [INFO] [stdout] ed3de1513fa92b4796067ae50d164518de8801a35feebb5abc0e768e32f33f77 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/sjoshid/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] d96935c503927c903dcd1a4232a16d100b5c31f5d5e2d95912f817421d1fb875 [INFO] running `"docker" "start" "-a" "d96935c503927c903dcd1a4232a16d100b5c31f5d5e2d95912f817421d1fb875"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/crater/target/debug/deps/chat-ca3ddbf9c09ce045 [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" "d96935c503927c903dcd1a4232a16d100b5c31f5d5e2d95912f817421d1fb875"` [INFO] running `"docker" "rm" "-f" "d96935c503927c903dcd1a4232a16d100b5c31f5d5e2d95912f817421d1fb875"` [INFO] [stdout] d96935c503927c903dcd1a4232a16d100b5c31f5d5e2d95912f817421d1fb875