[INFO] fetching crate nbd-async 0.6.0... [INFO] testing nbd-async-0.6.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1 [INFO] extracting crate nbd-async 0.6.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate nbd-async 0.6.0 [INFO] finished tweaking crates.io crate nbd-async 0.6.0 [INFO] tweaked toml for crates.io crate nbd-async 0.6.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nbd-async 0.6.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate nbd-async 0.6.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0558dbe4adb68d3a1fb43fd3be6316afca33adf37b428167467ffa52da7cd3b8 [INFO] running `Command { std: "docker" "start" "-a" "0558dbe4adb68d3a1fb43fd3be6316afca33adf37b428167467ffa52da7cd3b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0558dbe4adb68d3a1fb43fd3be6316afca33adf37b428167467ffa52da7cd3b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0558dbe4adb68d3a1fb43fd3be6316afca33adf37b428167467ffa52da7cd3b8", kill_on_drop: false }` [INFO] [stdout] 0558dbe4adb68d3a1fb43fd3be6316afca33adf37b428167467ffa52da7cd3b8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bd3a08b3c5629daf7e90c4b41cb0bff52ddd4d412d932e9c7dfda4b13ca15086 [INFO] running `Command { std: "docker" "start" "-a" "bd3a08b3c5629daf7e90c4b41cb0bff52ddd4d412d932e9c7dfda4b13ca15086", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-ident v1.0.1 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Compiling pin-project-lite v0.2.9 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling socket2 v0.4.4 [INFO] [stderr] Compiling mio v0.8.3 [INFO] [stderr] Compiling nix v0.24.1 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling nbd-async v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `fua` and `no_hole` are never read [INFO] [stdout] --> src/nbd.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct RequestFlags { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 23 | /// Force Unit Access flag. [INFO] [stdout] 24 | pub fua: bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | /// No Hole flag. [INFO] [stdout] 26 | pub no_hole: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestFlags` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic` and `flags` are never read [INFO] [stdout] --> src/nbd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Request { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | pub magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | pub command: Command, [INFO] [stdout] 33 | pub flags: RequestFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.44s [INFO] running `Command { std: "docker" "inspect" "bd3a08b3c5629daf7e90c4b41cb0bff52ddd4d412d932e9c7dfda4b13ca15086", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd3a08b3c5629daf7e90c4b41cb0bff52ddd4d412d932e9c7dfda4b13ca15086", kill_on_drop: false }` [INFO] [stdout] bd3a08b3c5629daf7e90c4b41cb0bff52ddd4d412d932e9c7dfda4b13ca15086 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0846646868d7cee3de1b5ca8aa58035de931b1b8d07d1ca6fca460a5360016f4 [INFO] running `Command { std: "docker" "start" "-a" "0846646868d7cee3de1b5ca8aa58035de931b1b8d07d1ca6fca460a5360016f4", kill_on_drop: false }` [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling once_cell v1.12.0 [INFO] [stderr] Compiling tokio v1.19.2 [INFO] [stderr] Compiling nbd-async v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `fua` and `no_hole` are never read [INFO] [stdout] --> src/nbd.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct RequestFlags { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 23 | /// Force Unit Access flag. [INFO] [stdout] 24 | pub fua: bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | /// No Hole flag. [INFO] [stdout] 26 | pub no_hole: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestFlags` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic` and `flags` are never read [INFO] [stdout] --> src/nbd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Request { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | pub magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | pub command: Command, [INFO] [stdout] 33 | pub flags: RequestFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `fua` and `no_hole` are never read [INFO] [stdout] --> src/nbd.rs:24:9 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct RequestFlags { [INFO] [stdout] | ------------ fields in this struct [INFO] [stdout] 23 | /// Force Unit Access flag. [INFO] [stdout] 24 | pub fua: bool, [INFO] [stdout] | ^^^ [INFO] [stdout] 25 | /// No Hole flag. [INFO] [stdout] 26 | pub no_hole: bool, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `RequestFlags` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `magic` and `flags` are never read [INFO] [stdout] --> src/nbd.rs:31:9 [INFO] [stdout] | [INFO] [stdout] 30 | pub struct Request { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] 31 | pub magic: u32, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 32 | pub command: Command, [INFO] [stdout] 33 | pub flags: RequestFlags, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Request` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.31s [INFO] running `Command { std: "docker" "inspect" "0846646868d7cee3de1b5ca8aa58035de931b1b8d07d1ca6fca460a5360016f4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0846646868d7cee3de1b5ca8aa58035de931b1b8d07d1ca6fca460a5360016f4", kill_on_drop: false }` [INFO] [stdout] 0846646868d7cee3de1b5ca8aa58035de931b1b8d07d1ca6fca460a5360016f4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2a56553cdc2553056aa50e7fec4cdf00f54911daa3b1b8947669fc664b7d3205 [INFO] running `Command { std: "docker" "start" "-a" "2a56553cdc2553056aa50e7fec4cdf00f54911daa3b1b8947669fc664b7d3205", kill_on_drop: false }` [INFO] [stderr] warning: fields `fua` and `no_hole` are never read [INFO] [stderr] --> src/nbd.rs:24:9 [INFO] [stderr] | [INFO] [stderr] 22 | pub struct RequestFlags { [INFO] [stderr] | ------------ fields in this struct [INFO] [stderr] 23 | /// Force Unit Access flag. [INFO] [stderr] 24 | pub fua: bool, [INFO] [stderr] | ^^^ [INFO] [stderr] 25 | /// No Hole flag. [INFO] [stderr] 26 | pub no_hole: bool, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `RequestFlags` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: fields `magic` and `flags` are never read [INFO] [stderr] --> src/nbd.rs:31:9 [INFO] [stderr] | [INFO] [stderr] 30 | pub struct Request { [INFO] [stderr] | ------- fields in this struct [INFO] [stderr] 31 | pub magic: u32, [INFO] [stderr] | ^^^^^ [INFO] [stderr] 32 | pub command: Command, [INFO] [stderr] 33 | pub flags: RequestFlags, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Request` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] [INFO] [stderr] warning: `nbd-async` (lib) generated 2 warnings [INFO] [stderr] warning: `nbd-async` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nbd_async-07c37446b995f5d7) [INFO] [stderr] Doc-tests nbd_async [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] [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" "2a56553cdc2553056aa50e7fec4cdf00f54911daa3b1b8947669fc664b7d3205", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2a56553cdc2553056aa50e7fec4cdf00f54911daa3b1b8947669fc664b7d3205", kill_on_drop: false }` [INFO] [stdout] 2a56553cdc2553056aa50e7fec4cdf00f54911daa3b1b8947669fc664b7d3205