[INFO] updating cached repository https://github.com/jeremybobbin/jer-ft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d6aa978c97e8432067217861c62929a5950bce82 [INFO] testing jeremybobbin/jer-ft against 1.45.2 for beta-1.46-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeremybobbin%2Fjer-ft" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeremybobbin/jer-ft on toolchain 1.45.2 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeremybobbin/jer-ft [INFO] finished tweaking git repo https://github.com/jeremybobbin/jer-ft [INFO] tweaked toml for git repo https://github.com/jeremybobbin/jer-ft written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/jeremybobbin/jer-ft already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 550e66633910170b9c2db0d9d72a323f77c986819a3d51c2a48dd4b345724811 [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" "550e66633910170b9c2db0d9d72a323f77c986819a3d51c2a48dd4b345724811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "550e66633910170b9c2db0d9d72a323f77c986819a3d51c2a48dd4b345724811", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "550e66633910170b9c2db0d9d72a323f77c986819a3d51c2a48dd4b345724811", kill_on_drop: false }` [INFO] [stdout] 550e66633910170b9c2db0d9d72a323f77c986819a3d51c2a48dd4b345724811 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 128cc6510cb82c549f368fe007b56f0da6bfd47060c2a37762b250ba22823a4f [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" "128cc6510cb82c549f368fe007b56f0da6bfd47060c2a37762b250ba22823a4f", kill_on_drop: false }` [INFO] [stderr] Compiling jerft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `JoinHandle`, `TcpStream`, `self` [INFO] [stdout] --> src/bin/listen.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 8 | TcpStream [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | JoinHandle [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `JoinHandle`, `TcpListener`, `mpsc`, `self` [INFO] [stdout] --> src/bin/recv.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | TcpListener, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | BufReader [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | mpsc, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | JoinHandle [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/recv.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let mut file1 = Arc::new(Mutex::new(file)); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/recv.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut file2 = Arc::clone(&file1); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | file.write(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | file.write(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | t1.join(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | t2.join(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t1` [INFO] [stdout] --> src/bin/listen.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let t1 = thread::spawn(move || { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t2` [INFO] [stdout] --> src/bin/listen.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let t2 = thread::spawn(move || { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.98s [INFO] running `Command { std: "docker" "inspect" "128cc6510cb82c549f368fe007b56f0da6bfd47060c2a37762b250ba22823a4f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "128cc6510cb82c549f368fe007b56f0da6bfd47060c2a37762b250ba22823a4f", kill_on_drop: false }` [INFO] [stdout] 128cc6510cb82c549f368fe007b56f0da6bfd47060c2a37762b250ba22823a4f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 77f81e9200c0e1ac0baa6e159dc1ac1f91b6fb266bf292f97a0e02c53af81694 [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" "77f81e9200c0e1ac0baa6e159dc1ac1f91b6fb266bf292f97a0e02c53af81694", kill_on_drop: false }` [INFO] [stderr] Compiling jerft v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `JoinHandle`, `TcpStream`, `self` [INFO] [stdout] --> src/bin/listen.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 8 | TcpStream [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | JoinHandle [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `BufReader`, `JoinHandle`, `TcpListener`, `mpsc`, `self` [INFO] [stdout] --> src/bin/recv.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | self, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | TcpListener, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 14 | BufReader [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | mpsc, [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | JoinHandle [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t1` [INFO] [stdout] --> src/bin/listen.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | let t1 = thread::spawn(move || { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `t2` [INFO] [stdout] --> src/bin/listen.rs:57:9 [INFO] [stdout] | [INFO] [stdout] 57 | let t2 = thread::spawn(move || { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_t2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/recv.rs:38:9 [INFO] [stdout] | [INFO] [stdout] 38 | let mut file1 = Arc::new(Mutex::new(file)); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/bin/recv.rs:39:9 [INFO] [stdout] | [INFO] [stdout] 39 | let mut file2 = Arc::clone(&file1); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | file.write(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | file.write(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | t1.join(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/bin/recv.rs:66:5 [INFO] [stdout] | [INFO] [stdout] 66 | t2.join(); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "77f81e9200c0e1ac0baa6e159dc1ac1f91b6fb266bf292f97a0e02c53af81694", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "77f81e9200c0e1ac0baa6e159dc1ac1f91b6fb266bf292f97a0e02c53af81694", kill_on_drop: false }` [INFO] [stdout] 77f81e9200c0e1ac0baa6e159dc1ac1f91b6fb266bf292f97a0e02c53af81694 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] abe1635ee9f8875c76b0c757da0d9b1a6366944951ae000009e0403133a35d2b [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" "abe1635ee9f8875c76b0c757da0d9b1a6366944951ae000009e0403133a35d2b", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `JoinHandle`, `TcpStream`, `self` [INFO] [stderr] --> src/bin/listen.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 8 | TcpStream [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t1` [INFO] [stderr] --> src/bin/listen.rs:50:9 [INFO] [stderr] | [INFO] [stderr] 50 | let t1 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t1` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `t2` [INFO] [stderr] --> src/bin/listen.rs:57:9 [INFO] [stderr] | [INFO] [stderr] 57 | let t2 = thread::spawn(move || { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_t2` [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused imports: `BufReader`, `JoinHandle`, `TcpListener`, `mpsc`, `self` [INFO] [stderr] --> src/bin/recv.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | self, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 7 | TcpListener, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 14 | BufReader [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 17 | mpsc, [INFO] [stderr] | ^^^^ [INFO] [stderr] ... [INFO] [stderr] 23 | JoinHandle [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/recv.rs:38:9 [INFO] [stderr] | [INFO] [stderr] 38 | let mut file1 = Arc::new(Mutex::new(file)); [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/bin/recv.rs:39:9 [INFO] [stderr] | [INFO] [stderr] 39 | let mut file2 = Arc::clone(&file1); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:50:13 [INFO] [stderr] | [INFO] [stderr] 50 | file.write(&mut buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | file.write(&mut buf); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:65:5 [INFO] [stderr] | [INFO] [stderr] 65 | t1.join(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/bin/recv.rs:66:5 [INFO] [stderr] | [INFO] [stderr] 66 | t2.join(); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/listen-bbbe02ea7977dd7d [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/recv-dcddc96c8718b159 [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] [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 `Command { std: "docker" "inspect" "abe1635ee9f8875c76b0c757da0d9b1a6366944951ae000009e0403133a35d2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abe1635ee9f8875c76b0c757da0d9b1a6366944951ae000009e0403133a35d2b", kill_on_drop: false }` [INFO] [stdout] abe1635ee9f8875c76b0c757da0d9b1a6366944951ae000009e0403133a35d2b