[INFO] cloning repository https://github.com/wecohere/loom [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wecohere/loom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwecohere%2Floom", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwecohere%2Floom'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ac6bbf01272cb7b7ff9fa1a41a4e9d21dc1fd099 [INFO] testing wecohere/loom against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwecohere%2Floom" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wecohere/loom on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wecohere/loom [INFO] finished tweaking git repo https://github.com/wecohere/loom [INFO] tweaked toml for git repo https://github.com/wecohere/loom written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/wecohere/loom already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-process v0.1.5 [INFO] [stderr] Downloaded tokio-signal v0.1.3 [INFO] [stderr] Downloaded socket2 v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e5e13b2b4faf69b15d9af139e7333534c20851effb375c5edec575175431c839 [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" "e5e13b2b4faf69b15d9af139e7333534c20851effb375c5edec575175431c839", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e5e13b2b4faf69b15d9af139e7333534c20851effb375c5edec575175431c839", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5e13b2b4faf69b15d9af139e7333534c20851effb375c5edec575175431c839", kill_on_drop: false }` [INFO] [stdout] e5e13b2b4faf69b15d9af139e7333534c20851effb375c5edec575175431c839 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 35756271a5dd05359475d752f0c5039c7c108320a2218f104089ea8a97c5994a [INFO] running `Command { std: "docker" "start" "-a" "35756271a5dd05359475d752f0c5039c7c108320a2218f104089ea8a97c5994a", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling slab v0.3.0 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling lazycell v0.6.0 [INFO] [stderr] Compiling futures v0.1.17 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling scoped-tls v0.1.0 [INFO] [stderr] Compiling slab v0.4.0 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde v1.0.27 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling iovec v0.1.1 [INFO] [stderr] Compiling net2 v0.2.31 [INFO] [stderr] Compiling bytes v0.4.6 [INFO] [stderr] Compiling mio v0.6.12 [INFO] [stderr] Compiling serde_derive_internals v0.19.0 [INFO] [stderr] Compiling mio-uds v0.6.4 [INFO] [stderr] Compiling tokio-io v0.1.4 [INFO] [stderr] Compiling tokio-core v0.1.12 [INFO] [stderr] Compiling serde_derive v1.0.27 [INFO] [stderr] Compiling tokio-signal v0.1.3 [INFO] [stderr] Compiling tokio-process v0.1.5 [INFO] [stderr] Compiling toml v0.4.5 [INFO] [stderr] Compiling loom v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner/child_with_streams.rs:14:29 [INFO] [stdout] | [INFO] [stdout] 14 | exit_status: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner/child_with_streams.rs:39:54 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn exit_status(&mut self) -> &mut Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:16:54 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 16 - pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stdout] 16 + pub fn run_from_config(filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/runner/child_with_streams.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | name: &'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/bin/loom.rs:22:34 [INFO] [stdout] | [INFO] [stdout] 22 | fn run_core_loop() -> Result<(), (std::io::Error)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 22 - fn run_core_loop() -> Result<(), (std::io::Error)> { [INFO] [stdout] 22 + fn run_core_loop() -> Result<(), std::io::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 33.28s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "35756271a5dd05359475d752f0c5039c7c108320a2218f104089ea8a97c5994a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35756271a5dd05359475d752f0c5039c7c108320a2218f104089ea8a97c5994a", kill_on_drop: false }` [INFO] [stdout] 35756271a5dd05359475d752f0c5039c7c108320a2218f104089ea8a97c5994a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85e66004f4bc15c97c2b6dfa3fdfda773c84827499c424b6b26e17b72ed858eb [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" "85e66004f4bc15c97c2b6dfa3fdfda773c84827499c424b6b26e17b72ed858eb", kill_on_drop: false }` [INFO] [stderr] Compiling loom v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner/child_with_streams.rs:14:29 [INFO] [stdout] | [INFO] [stdout] 14 | exit_status: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner/child_with_streams.rs:39:54 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn exit_status(&mut self) -> &mut Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:16:54 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 16 - pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stdout] 16 + pub fn run_from_config(filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/runner/child_with_streams.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | name: &'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner/child_with_streams.rs:14:29 [INFO] [stdout] | [INFO] [stdout] 14 | exit_status: Option>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/runner/child_with_streams.rs:39:54 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn exit_status(&mut self) -> &mut Option>> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/lib.rs:16:54 [INFO] [stdout] | [INFO] [stdout] 16 | pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 16 - pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stdout] 16 + pub fn run_from_config(filename: &str) -> Result<(), std::io::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `name` [INFO] [stdout] --> src/runner/child_with_streams.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | name: &'a str, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/bin/loom.rs:22:34 [INFO] [stdout] | [INFO] [stdout] 22 | fn run_core_loop() -> Result<(), (std::io::Error)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 22 - fn run_core_loop() -> Result<(), (std::io::Error)> { [INFO] [stdout] 22 + fn run_core_loop() -> Result<(), std::io::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.45s [INFO] running `Command { std: "docker" "inspect" "85e66004f4bc15c97c2b6dfa3fdfda773c84827499c424b6b26e17b72ed858eb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85e66004f4bc15c97c2b6dfa3fdfda773c84827499c424b6b26e17b72ed858eb", kill_on_drop: false }` [INFO] [stdout] 85e66004f4bc15c97c2b6dfa3fdfda773c84827499c424b6b26e17b72ed858eb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] c24d7981e56157af5666a9c642d374fc70c634e1db167f97d1d72300b9c83669 [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" "c24d7981e56157af5666a9c642d374fc70c634e1db167f97d1d72300b9c83669", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/runner/child_with_streams.rs:14:29 [INFO] [stderr] | [INFO] [stderr] 14 | exit_status: Option>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/runner/child_with_streams.rs:39:54 [INFO] [stderr] | [INFO] [stderr] 39 | pub fn exit_status(&mut self) -> &mut Option>> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/lib.rs:16:54 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 16 - pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stderr] 16 + pub fn run_from_config(filename: &str) -> Result<(), std::io::Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: field is never read: `name` [INFO] [stderr] --> src/runner/child_with_streams.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | name: &'a str, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `loom` (lib) generated 4 warnings [INFO] [stderr] warning: `loom` (lib test) generated 4 warnings (4 duplicates) [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/bin/loom.rs:22:34 [INFO] [stderr] | [INFO] [stderr] 22 | fn run_core_loop() -> Result<(), (std::io::Error)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 22 - fn run_core_loop() -> Result<(), (std::io::Error)> { [INFO] [stderr] 22 + fn run_core_loop() -> Result<(), std::io::Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `loom` (bin "loom" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loom-08d46d6daaae6d74) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/loom-0f416cbf7911ca3e) [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests loom [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] [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] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/lib.rs:16:54 [INFO] [stderr] | [INFO] [stderr] 16 | pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 16 - pub fn run_from_config(filename: &str) -> Result<(), (std::io::Error)> { [INFO] [stderr] 16 + pub fn run_from_config(filename: &str) -> Result<(), std::io::Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 1 warning emitted [INFO] [stdout] running 0 tests [INFO] [stderr] [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" "c24d7981e56157af5666a9c642d374fc70c634e1db167f97d1d72300b9c83669", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c24d7981e56157af5666a9c642d374fc70c634e1db167f97d1d72300b9c83669", kill_on_drop: false }` [INFO] [stdout] c24d7981e56157af5666a9c642d374fc70c634e1db167f97d1d72300b9c83669