[INFO] fetching crate virtio-driver 0.6.1... [INFO] building virtio-driver-0.6.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2 [INFO] extracting crate virtio-driver 0.6.1 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate virtio-driver 0.6.1 [INFO] finished tweaking crates.io crate virtio-driver 0.6.1 [INFO] tweaked toml for crates.io crate virtio-driver 0.6.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate virtio-driver 0.6.1 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (available: v2.9.4) [INFO] [stderr] Adding rustix v0.38.44 (available: v1.1.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pci-driver v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ffaa65213eed6b17d13604d277240e3d240e8b3dab15f6ba2a68265c93456614 [INFO] running `Command { std: "docker" "start" "-a" "ffaa65213eed6b17d13604d277240e3d240e8b3dab15f6ba2a68265c93456614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ffaa65213eed6b17d13604d277240e3d240e8b3dab15f6ba2a68265c93456614", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ffaa65213eed6b17d13604d277240e3d240e8b3dab15f6ba2a68265c93456614", kill_on_drop: false }` [INFO] [stdout] ffaa65213eed6b17d13604d277240e3d240e8b3dab15f6ba2a68265c93456614 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b03ef54ce21f312e1975f35c5c4716f9e6484b23db851da4d2bd47c972e02ce0 [INFO] running `Command { std: "docker" "start" "-a" "b03ef54ce21f312e1975f35c5c4716f9e6484b23db851da4d2bd47c972e02ce0", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Compiling linux-raw-sys v0.4.15 [INFO] [stderr] Compiling virtio-driver v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `IovaMapping` is never constructed [INFO] [stdout] --> src/util/iova.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct IovaMapping { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IovaSpace` is never constructed [INFO] [stdout] --> src/util/iova.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct IovaSpace { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/util/iova.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl IovaSpace { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 26 | // Ranges must be in increasing IOVA order, and must not overlap. [INFO] [stdout] 27 | pub fn new(available_ranges: impl IntoIterator>) -> IovaSpace { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn allocate(&mut self, address: usize, size: usize) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn find_free_iova_range(&self, address: usize, size: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn free(&mut self, address: usize, size: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn translate(&self, address: usize, size: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn get_mapping_intersecting(&self, address: usize, size: usize) -> Option<&IovaMapping> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn get_mapping_containing(&self, address: usize, size: usize) -> Option<&IovaMapping> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/eventfd.rs:40:14 [INFO] [stdout] | [INFO] [stdout] 40 | fn as_fd(&self) -> BorrowedFd { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 40 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.07s [INFO] running `Command { std: "docker" "inspect" "b03ef54ce21f312e1975f35c5c4716f9e6484b23db851da4d2bd47c972e02ce0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b03ef54ce21f312e1975f35c5c4716f9e6484b23db851da4d2bd47c972e02ce0", kill_on_drop: false }` [INFO] [stdout] b03ef54ce21f312e1975f35c5c4716f9e6484b23db851da4d2bd47c972e02ce0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5851ad588cb567e4dda66aa11d668aa7b51ae1708998ad9825ff0e290a7d6270 [INFO] running `Command { std: "docker" "start" "-a" "5851ad588cb567e4dda66aa11d668aa7b51ae1708998ad9825ff0e290a7d6270", kill_on_drop: false }` [INFO] [stdout] warning: struct `IovaMapping` is never constructed [INFO] [stdout] --> src/util/iova.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct IovaMapping { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IovaSpace` is never constructed [INFO] [stdout] --> src/util/iova.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct IovaSpace { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/util/iova.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl IovaSpace { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 26 | // Ranges must be in increasing IOVA order, and must not overlap. [INFO] [stdout] 27 | pub fn new(available_ranges: impl IntoIterator>) -> IovaSpace { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn allocate(&mut self, address: usize, size: usize) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn find_free_iova_range(&self, address: usize, size: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn free(&mut self, address: usize, size: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn translate(&self, address: usize, size: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn get_mapping_intersecting(&self, address: usize, size: usize) -> Option<&IovaMapping> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn get_mapping_containing(&self, address: usize, size: usize) -> Option<&IovaMapping> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/eventfd.rs:40:14 [INFO] [stdout] | [INFO] [stdout] 40 | fn as_fd(&self) -> BorrowedFd { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 40 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling virtio-driver v0.6.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `IovaMapping` is never constructed [INFO] [stdout] --> src/util/iova.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct IovaMapping { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `IovaSpace` is never constructed [INFO] [stdout] --> src/util/iova.rs:19:12 [INFO] [stdout] | [INFO] [stdout] 19 | pub struct IovaSpace { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/util/iova.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl IovaSpace { [INFO] [stdout] | -------------- associated items in this implementation [INFO] [stdout] 26 | // Ranges must be in increasing IOVA order, and must not overlap. [INFO] [stdout] 27 | pub fn new(available_ranges: impl IntoIterator>) -> IovaSpace { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | pub fn allocate(&mut self, address: usize, size: usize) -> io::Result { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn find_free_iova_range(&self, address: usize, size: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 93 | pub fn free(&mut self, address: usize, size: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | pub fn translate(&self, address: usize, size: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | fn get_mapping_intersecting(&self, address: usize, size: usize) -> Option<&IovaMapping> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn get_mapping_containing(&self, address: usize, size: usize) -> Option<&IovaMapping> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/util/eventfd.rs:40:14 [INFO] [stdout] | [INFO] [stdout] 40 | fn as_fd(&self) -> BorrowedFd { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 40 | fn as_fd(&self) -> BorrowedFd<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `Command { std: "docker" "inspect" "5851ad588cb567e4dda66aa11d668aa7b51ae1708998ad9825ff0e290a7d6270", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5851ad588cb567e4dda66aa11d668aa7b51ae1708998ad9825ff0e290a7d6270", kill_on_drop: false }` [INFO] [stdout] 5851ad588cb567e4dda66aa11d668aa7b51ae1708998ad9825ff0e290a7d6270