[INFO] cloning repository https://github.com/renecouto/diskbuffer [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/renecouto/diskbuffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenecouto%2Fdiskbuffer", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenecouto%2Fdiskbuffer'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a138d0a13b263c931f87e6fb8a8bb56c3117e01e [INFO] testing renecouto/diskbuffer against 1.77.0 for beta-1.78-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenecouto%2Fdiskbuffer" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/renecouto/diskbuffer on toolchain 1.77.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/renecouto/diskbuffer [INFO] finished tweaking git repo https://github.com/renecouto/diskbuffer [INFO] tweaked toml for git repo https://github.com/renecouto/diskbuffer written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/renecouto/diskbuffer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5290dbb051310a05b4f77e64167db125a32c417a42e3617a701bcc692308e379 [INFO] running `Command { std: "docker" "start" "-a" "5290dbb051310a05b4f77e64167db125a32c417a42e3617a701bcc692308e379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5290dbb051310a05b4f77e64167db125a32c417a42e3617a701bcc692308e379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5290dbb051310a05b4f77e64167db125a32c417a42e3617a701bcc692308e379", kill_on_drop: false }` [INFO] [stdout] 5290dbb051310a05b4f77e64167db125a32c417a42e3617a701bcc692308e379 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0f174663af2ab7d1d9c2c8126bbe2dd5b6c007547cc17ee0fe2aa2912f1f5b45 [INFO] running `Command { std: "docker" "start" "-a" "0f174663af2ab7d1d9c2c8126bbe2dd5b6c007547cc17ee0fe2aa2912f1f5b45", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling serde_json v1.0.70 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling tokio-stream v0.1.8 [INFO] [stderr] Compiling diskbuffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `bytes::BytesMut` [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | use bytes::BytesMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::SeekFrom` [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | use std::io::SeekFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let pos = reader.stream_position().await?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let read = reader.read_buf(&mut res).await?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:164:13 [INFO] [stdout] | [INFO] [stdout] 164 | self.writer.flush().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 164 | let _ = self.writer.flush().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:169:13 [INFO] [stdout] | [INFO] [stdout] 169 | self.writer.flush().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 169 | let _ = self.writer.flush().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | db.write_one(&X { a: "123".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 181 | let _ = db.write_one(&X { a: "123".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:183:5 [INFO] [stdout] | [INFO] [stdout] 183 | db.write_one(&X { a: "456".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 183 | let _ = db.write_one(&X { a: "456".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 187 | db.write_one(&X { a: "789".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 187 | let _ = db.write_one(&X { a: "789".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:189:5 [INFO] [stdout] | [INFO] [stdout] 189 | db.write_one(&X { a: "101112".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 189 | let _ = db.write_one(&X { a: "101112".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:191:5 [INFO] [stdout] | [INFO] [stdout] 191 | db.write_one(&X { a: "131415".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 191 | let _ = db.write_one(&X { a: "131415".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:193:5 [INFO] [stdout] | [INFO] [stdout] 193 | db.write_one(&X { a: "161718".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 193 | let _ = db.write_one(&X { a: "161718".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.28s [INFO] running `Command { std: "docker" "inspect" "0f174663af2ab7d1d9c2c8126bbe2dd5b6c007547cc17ee0fe2aa2912f1f5b45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f174663af2ab7d1d9c2c8126bbe2dd5b6c007547cc17ee0fe2aa2912f1f5b45", kill_on_drop: false }` [INFO] [stdout] 0f174663af2ab7d1d9c2c8126bbe2dd5b6c007547cc17ee0fe2aa2912f1f5b45 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecc2197ba54d550373755f97067f08ba34f8876c7cbff69086ee998fb45cf0c1 [INFO] running `Command { std: "docker" "start" "-a" "ecc2197ba54d550373755f97067f08ba34f8876c7cbff69086ee998fb45cf0c1", kill_on_drop: false }` [INFO] [stderr] Compiling diskbuffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `bytes::BytesMut` [INFO] [stdout] --> src/main.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | use bytes::BytesMut; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::SeekFrom` [INFO] [stdout] --> src/main.rs:110:13 [INFO] [stdout] | [INFO] [stdout] 110 | use std::io::SeekFrom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `pos` [INFO] [stdout] --> src/main.rs:55:9 [INFO] [stdout] | [INFO] [stdout] 55 | let pos = reader.stream_position().await?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `read` [INFO] [stdout] --> src/main.rs:58:9 [INFO] [stdout] | [INFO] [stdout] 58 | let read = reader.read_buf(&mut res).await?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_read` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:164:13 [INFO] [stdout] | [INFO] [stdout] 164 | self.writer.flush().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 164 | let _ = self.writer.flush().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:169:13 [INFO] [stdout] | [INFO] [stdout] 169 | self.writer.flush().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 169 | let _ = self.writer.flush().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:181:5 [INFO] [stdout] | [INFO] [stdout] 181 | db.write_one(&X { a: "123".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 181 | let _ = db.write_one(&X { a: "123".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:183:5 [INFO] [stdout] | [INFO] [stdout] 183 | db.write_one(&X { a: "456".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 183 | let _ = db.write_one(&X { a: "456".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:187:5 [INFO] [stdout] | [INFO] [stdout] 187 | db.write_one(&X { a: "789".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 187 | let _ = db.write_one(&X { a: "789".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:189:5 [INFO] [stdout] | [INFO] [stdout] 189 | db.write_one(&X { a: "101112".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 189 | let _ = db.write_one(&X { a: "101112".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:191:5 [INFO] [stdout] | [INFO] [stdout] 191 | db.write_one(&X { a: "131415".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 191 | let _ = db.write_one(&X { a: "131415".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:193:5 [INFO] [stdout] | [INFO] [stdout] 193 | db.write_one(&X { a: "161718".into() }).await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 193 | let _ = db.write_one(&X { a: "161718".into() }).await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.43s [INFO] running `Command { std: "docker" "inspect" "ecc2197ba54d550373755f97067f08ba34f8876c7cbff69086ee998fb45cf0c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecc2197ba54d550373755f97067f08ba34f8876c7cbff69086ee998fb45cf0c1", kill_on_drop: false }` [INFO] [stdout] ecc2197ba54d550373755f97067f08ba34f8876c7cbff69086ee998fb45cf0c1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aa807ae2dd051a3e49bacc6438974ea01d5a9dc1e69cf8f18ac4e09c843992a0 [INFO] running `Command { std: "docker" "start" "-a" "aa807ae2dd051a3e49bacc6438974ea01d5a9dc1e69cf8f18ac4e09c843992a0", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `bytes::BytesMut` [INFO] [stderr] --> src/main.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | use bytes::BytesMut; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::SeekFrom` [INFO] [stderr] --> src/main.rs:110:13 [INFO] [stderr] | [INFO] [stderr] 110 | use std::io::SeekFrom; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `pos` [INFO] [stderr] --> src/main.rs:55:9 [INFO] [stderr] | [INFO] [stderr] 55 | let pos = reader.stream_position().await?; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_pos` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `read` [INFO] [stderr] --> src/main.rs:58:9 [INFO] [stderr] | [INFO] [stderr] 58 | let read = reader.read_buf(&mut res).await?; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_read` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:164:13 [INFO] [stderr] | [INFO] [stderr] 164 | self.writer.flush().await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 164 | let _ = self.writer.flush().await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:169:13 [INFO] [stderr] | [INFO] [stderr] 169 | self.writer.flush().await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 169 | let _ = self.writer.flush().await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:181:5 [INFO] [stderr] | [INFO] [stderr] 181 | db.write_one(&X { a: "123".into() }).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 181 | let _ = db.write_one(&X { a: "123".into() }).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:183:5 [INFO] [stderr] | [INFO] [stderr] 183 | db.write_one(&X { a: "456".into() }).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 183 | let _ = db.write_one(&X { a: "456".into() }).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:187:5 [INFO] [stderr] | [INFO] [stderr] 187 | db.write_one(&X { a: "789".into() }).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 187 | let _ = db.write_one(&X { a: "789".into() }).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:189:5 [INFO] [stderr] | [INFO] [stderr] 189 | db.write_one(&X { a: "101112".into() }).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 189 | let _ = db.write_one(&X { a: "101112".into() }).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:191:5 [INFO] [stderr] | [INFO] [stderr] 191 | db.write_one(&X { a: "131415".into() }).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 191 | let _ = db.write_one(&X { a: "131415".into() }).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:193:5 [INFO] [stderr] | [INFO] [stderr] 193 | db.write_one(&X { a: "161718".into() }).await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 193 | let _ = db.write_one(&X { a: "161718".into() }).await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `diskbuffer` (bin "diskbuffer" test) generated 12 warnings (run `cargo fix --bin "diskbuffer" --tests` to apply 4 suggestions) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/diskbuffer-99a1585e9149f101) [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] running `Command { std: "docker" "inspect" "aa807ae2dd051a3e49bacc6438974ea01d5a9dc1e69cf8f18ac4e09c843992a0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa807ae2dd051a3e49bacc6438974ea01d5a9dc1e69cf8f18ac4e09c843992a0", kill_on_drop: false }` [INFO] [stdout] aa807ae2dd051a3e49bacc6438974ea01d5a9dc1e69cf8f18ac4e09c843992a0 [INFO] testing renecouto/diskbuffer against beta-2024-03-24 for beta-1.78-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frenecouto%2Fdiskbuffer" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/renecouto/diskbuffer on toolchain beta-2024-03-24 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/renecouto/diskbuffer [INFO] finished tweaking git repo https://github.com/renecouto/diskbuffer [INFO] tweaked toml for git repo https://github.com/renecouto/diskbuffer written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/renecouto/diskbuffer already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2eb1b891acdfba091c0307880563279449993bbafbe2615a3f36d367e432fdfe [INFO] running `Command { std: "docker" "start" "-a" "2eb1b891acdfba091c0307880563279449993bbafbe2615a3f36d367e432fdfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2eb1b891acdfba091c0307880563279449993bbafbe2615a3f36d367e432fdfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2eb1b891acdfba091c0307880563279449993bbafbe2615a3f36d367e432fdfe", kill_on_drop: false }` [INFO] [stdout] 2eb1b891acdfba091c0307880563279449993bbafbe2615a3f36d367e432fdfe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] db5c05b6bd178b280f58cd3bc7014e8622b63d52ea04d267cd81dd75b43aa6a8 [INFO] running `Command { std: "docker" "start" "-a" "db5c05b6bd178b280f58cd3bc7014e8622b63d52ea04d267cd81dd75b43aa6a8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.81 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.107 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling smallvec v1.7.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling lock_api v0.4.5 [INFO] [stderr] Compiling tokio v1.13.0 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling futures-io v0.3.17 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling mio v0.7.14 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.70 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling tokio-macros v1.5.1 [INFO] [stderr] Compiling futures-executor v0.3.17 [INFO] [stderr] Compiling futures v0.3.17 [INFO] [stderr] Compiling tokio-stream v0.1.8 [INFO] [stderr] rustc-LLVM ERROR: IO failure on output stream: No space left on device [INFO] [stderr] error: could not compile `tokio` (lib) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetam4ojoj/lib.rmeta`: No space left on device (os error 28) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serde` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "db5c05b6bd178b280f58cd3bc7014e8622b63d52ea04d267cd81dd75b43aa6a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db5c05b6bd178b280f58cd3bc7014e8622b63d52ea04d267cd81dd75b43aa6a8", kill_on_drop: false }` [INFO] [stdout] db5c05b6bd178b280f58cd3bc7014e8622b63d52ea04d267cd81dd75b43aa6a8