[INFO] fetching crate nbd-async 0.5.0... [INFO] testing nbd-async-0.5.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate nbd-async 0.5.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate nbd-async 0.5.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate nbd-async 0.5.0 [INFO] finished tweaking crates.io crate nbd-async 0.5.0 [INFO] tweaked toml for crates.io crate nbd-async 0.5.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate crates.io crate nbd-async 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c70fdc156d5037ed770a4bb4a1cf9bdb60b7fa8585b47accd94cf333f944e9da [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" "c70fdc156d5037ed770a4bb4a1cf9bdb60b7fa8585b47accd94cf333f944e9da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c70fdc156d5037ed770a4bb4a1cf9bdb60b7fa8585b47accd94cf333f944e9da", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c70fdc156d5037ed770a4bb4a1cf9bdb60b7fa8585b47accd94cf333f944e9da", kill_on_drop: false }` [INFO] [stdout] c70fdc156d5037ed770a4bb4a1cf9bdb60b7fa8585b47accd94cf333f944e9da [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c5f327af149cb31160a0a370f125da714801281cf917e2d90ed22fce492528c3 [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" "c5f327af149cb31160a0a370f125da714801281cf917e2d90ed22fce492528c3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.31 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.102 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling tokio v1.4.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling mio v0.7.11 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling nix v0.22.1 [INFO] [stderr] Compiling tokio-macros v1.1.0 [INFO] [stderr] Compiling async-trait v0.1.36 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling nbd-async v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `fua` [INFO] [stdout] --> src/nbd.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | fua: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `no_hole` [INFO] [stdout] --> src/nbd.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | no_hole: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 34.24s [INFO] running `Command { std: "docker" "inspect" "c5f327af149cb31160a0a370f125da714801281cf917e2d90ed22fce492528c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5f327af149cb31160a0a370f125da714801281cf917e2d90ed22fce492528c3", kill_on_drop: false }` [INFO] [stdout] c5f327af149cb31160a0a370f125da714801281cf917e2d90ed22fce492528c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7fd226db6c9823e67cc87e5dd5c95049ad03def05ea7d8c1852f9d84bea3fef8 [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" "7fd226db6c9823e67cc87e5dd5c95049ad03def05ea7d8c1852f9d84bea3fef8", kill_on_drop: false }` [INFO] [stderr] Compiling nbd-async v0.5.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `fua` [INFO] [stdout] --> src/nbd.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | fua: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `no_hole` [INFO] [stdout] --> src/nbd.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | no_hole: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `fua` [INFO] [stdout] --> src/nbd.rs:24:5 [INFO] [stdout] | [INFO] [stdout] 24 | fua: bool, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `no_hole` [INFO] [stdout] --> src/nbd.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | no_hole: bool, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.27s [INFO] running `Command { std: "docker" "inspect" "7fd226db6c9823e67cc87e5dd5c95049ad03def05ea7d8c1852f9d84bea3fef8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7fd226db6c9823e67cc87e5dd5c95049ad03def05ea7d8c1852f9d84bea3fef8", kill_on_drop: false }` [INFO] [stdout] 7fd226db6c9823e67cc87e5dd5c95049ad03def05ea7d8c1852f9d84bea3fef8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f8f5bcf6777a4c686918e39053a14b4ecfae8e958ff91f00e83f2872bdbe0e1c [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" "f8f5bcf6777a4c686918e39053a14b4ecfae8e958ff91f00e83f2872bdbe0e1c", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `fua` [INFO] [stderr] --> src/nbd.rs:24:5 [INFO] [stderr] | [INFO] [stderr] 24 | fua: bool, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `no_hole` [INFO] [stderr] --> src/nbd.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | no_hole: bool, [INFO] [stderr] | ^^^^^^^^^^^^^ [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 [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/nbd_async-c46257b37f5c8e7b) [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" "f8f5bcf6777a4c686918e39053a14b4ecfae8e958ff91f00e83f2872bdbe0e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8f5bcf6777a4c686918e39053a14b4ecfae8e958ff91f00e83f2872bdbe0e1c", kill_on_drop: false }` [INFO] [stdout] f8f5bcf6777a4c686918e39053a14b4ecfae8e958ff91f00e83f2872bdbe0e1c