[INFO] cloning repository https://github.com/rhvgoyal/virtiofsd [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhvgoyal/virtiofsd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhvgoyal%2Fvirtiofsd", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhvgoyal%2Fvirtiofsd'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 07ada9d8e82f647226852d3bc4827037e353189d [INFO] checking rhvgoyal/virtiofsd against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhvgoyal%2Fvirtiofsd" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/rhvgoyal/virtiofsd [INFO] finished tweaking git repo https://github.com/rhvgoyal/virtiofsd [INFO] tweaked toml for git repo https://github.com/rhvgoyal/virtiofsd written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/rhvgoyal/virtiofsd on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/rhvgoyal/virtiofsd 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 014caa2ae65d822e7f4aa19d5fd23324efdc73cf579cff5e11abc17d77cdaa7b [INFO] running `Command { std: "docker" "start" "-a" "014caa2ae65d822e7f4aa19d5fd23324efdc73cf579cff5e11abc17d77cdaa7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "014caa2ae65d822e7f4aa19d5fd23324efdc73cf579cff5e11abc17d77cdaa7b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "014caa2ae65d822e7f4aa19d5fd23324efdc73cf579cff5e11abc17d77cdaa7b", kill_on_drop: false }` [INFO] [stdout] 014caa2ae65d822e7f4aa19d5fd23324efdc73cf579cff5e11abc17d77cdaa7b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3d08700865a46d32e50414b90ae4900ceb636415f4065fb971eb5c31fa121ea4 [INFO] running `Command { std: "docker" "start" "-a" "3d08700865a46d32e50414b90ae4900ceb636415f4065fb971eb5c31fa121ea4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.63 [INFO] [stderr] Compiling unicode-ident v1.0.2 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Compiling thiserror v1.0.41 [INFO] [stderr] Compiling rustix v0.38.7 [INFO] [stderr] Compiling semver v1.0.18 [INFO] [stderr] Compiling futures-channel v0.3.21 [INFO] [stderr] Checking linux-raw-sys v0.4.5 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling serde v1.0.168 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking arc-swap v1.5.0 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking vmm-sys-util v0.12.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Checking cc-traits v2.0.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Compiling libseccomp-sys v0.2.1 [INFO] [stderr] Checking regex-syntax v0.6.27 [INFO] [stderr] Checking virtio-bindings v0.2.4 [INFO] [stderr] Checking num_threads v0.1.6 [INFO] [stderr] Compiling capng v0.2.2 [INFO] [stderr] Checking btree-slab v0.6.1 [INFO] [stderr] Checking hostname v0.3.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking cobs v0.2.3 [INFO] [stderr] Checking time v0.3.11 [INFO] [stderr] Checking range-traits v0.3.2 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Checking btree-range-map v0.7.2 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking syslog v6.1.1 [INFO] [stderr] Checking anstream v0.3.2 [INFO] [stderr] Compiling quote v1.0.29 [INFO] [stderr] Checking regex v1.6.0 [INFO] [stderr] Checking clap_builder v4.3.11 [INFO] [stderr] Compiling syn v2.0.32 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling thiserror-impl v1.0.41 [INFO] [stderr] Compiling serde_derive v1.0.168 [INFO] [stderr] Compiling uuid-macro-internal v1.11.0 [INFO] [stderr] Compiling clap_derive v4.3.2 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Checking zerocopy v0.7.35 [INFO] [stderr] Checking vm-memory v0.16.0 [INFO] [stderr] Checking ppv-lite86 v0.2.20 [INFO] [stderr] Checking virtio-queue v0.14.0 [INFO] [stderr] Checking clap v4.3.11 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking uuid v1.11.0 [INFO] [stderr] Checking vhost v0.13.0 [INFO] [stderr] Checking futures-executor v0.3.21 [INFO] [stderr] Checking vhost-user-backend v0.17.0 [INFO] [stderr] Checking futures v0.3.21 [INFO] [stderr] Checking postcard v1.0.6 [INFO] [stderr] Checking virtiofsd v1.13.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/filesystem.rs:214:13 [INFO] [stdout] | [INFO] [stdout] 214 | fn next(&mut self) -> Option; [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] 214 | fn next(&mut self) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/oslib.rs:294:30 [INFO] [stdout] | [INFO] [stdout] 294 | handle_type: sfh.handle_type().try_into().map_err(|err| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/passthrough/file_handle.rs:218:26 [INFO] [stdout] | [INFO] [stdout] 218 | handle_type: fh.handle.handle_type().try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/read_dir.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | fn next(&mut self) -> Option { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 79 | fn next(&mut self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/filesystem.rs:214:13 [INFO] [stdout] | [INFO] [stdout] 214 | fn next(&mut self) -> Option; [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] 214 | fn next(&mut self) -> Option>; [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/oslib.rs:294:30 [INFO] [stdout] | [INFO] [stdout] 294 | handle_type: sfh.handle_type().try_into().map_err(|err| { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/passthrough/file_handle.rs:218:26 [INFO] [stdout] | [INFO] [stdout] 218 | handle_type: fh.handle.handle_type().try_into().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/read_dir.rs:79:13 [INFO] [stdout] | [INFO] [stdout] 79 | fn next(&mut self) -> Option { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 79 | fn next(&mut self) -> Option> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `virtiofsd` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `virtiofsd` (lib test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "3d08700865a46d32e50414b90ae4900ceb636415f4065fb971eb5c31fa121ea4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d08700865a46d32e50414b90ae4900ceb636415f4065fb971eb5c31fa121ea4", kill_on_drop: false }` [INFO] [stdout] 3d08700865a46d32e50414b90ae4900ceb636415f4065fb971eb5c31fa121ea4