[INFO] updating cached repository https://github.com/teiesti/fussel [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9b9ede84753f944cd08515a9836c7cfb0e9a5e5b [INFO] checking teiesti/fussel against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteiesti%2Ffussel" "/workspace/builds/worker-7/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/teiesti/fussel on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/teiesti/fussel [INFO] finished tweaking git repo https://github.com/teiesti/fussel [INFO] tweaked toml for git repo https://github.com/teiesti/fussel written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/teiesti/fussel already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 0ccb430b57fb609dd10b4ee62f70c5111d10dcfe00a4e9720d6d38db128e85b4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "0ccb430b57fb609dd10b4ee62f70c5111d10dcfe00a4e9720d6d38db128e85b4"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling syn v1.0.9 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking arc-swap v0.4.4 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Checking crossbeam-queue v0.2.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking crossbeam-epoch v0.8.0 [INFO] [stderr] Checking crossbeam-deque v0.7.2 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Compiling tokio-macros v0.2.0 [INFO] [stderr] Checking tokio v0.2.2 [INFO] [stderr] Checking fussel v0.1.0-dev (/opt/rustwide/workdir) [INFO] [stderr] warning: variant is never constructed: `File` [INFO] [stderr] --> src/fault.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | / File { [INFO] [stderr] 44 | | path: PathBuf [INFO] [stderr] 45 | | }, [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `error` [INFO] [stderr] --> src/fault.rs:121:5 [INFO] [stderr] | [INFO] [stderr] 121 | / pub(crate) fn error(txt: S) -> Self [INFO] [stderr] 122 | | where [INFO] [stderr] 123 | | S: Into, [INFO] [stderr] 124 | | { [INFO] [stderr] 125 | | Self::with_lvl(Level::Error, txt) [INFO] [stderr] 126 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `note` [INFO] [stderr] --> src/fault.rs:135:5 [INFO] [stderr] | [INFO] [stderr] 135 | / pub(crate) fn note(txt: S) -> Self [INFO] [stderr] 136 | | where [INFO] [stderr] 137 | | S: Into, [INFO] [stderr] 138 | | { [INFO] [stderr] 139 | | Self::with_lvl(Level::Note, txt) [INFO] [stderr] 140 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_bare` [INFO] [stderr] --> src/fault.rs:149:5 [INFO] [stderr] | [INFO] [stderr] 149 | pub(crate) fn is_bare(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Error` [INFO] [stderr] --> src/fault.rs:165:5 [INFO] [stderr] | [INFO] [stderr] 165 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Note` [INFO] [stderr] --> src/fault.rs:167:5 [INFO] [stderr] | [INFO] [stderr] 167 | Note, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `init` [INFO] [stderr] --> src/lint/incomplete_work.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | pub(crate) fn init(keywords: Vec) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `async_send` [INFO] [stderr] --> src/stage.rs:8:21 [INFO] [stderr] | [INFO] [stderr] 8 | pub(crate) async fn async_send(sender: &Sender, msg: T) -> Result<(), SendError> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/stage.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | replace(&mut optional, Some(msg)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/lint/incomplete_work.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | let mut report = |fault| faults.push(fault); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `note` [INFO] [stderr] --> src/fault.rs:135:5 [INFO] [stderr] | [INFO] [stderr] 135 | / pub(crate) fn note(txt: S) -> Self [INFO] [stderr] 136 | | where [INFO] [stderr] 137 | | S: Into, [INFO] [stderr] 138 | | { [INFO] [stderr] 139 | | Self::with_lvl(Level::Note, txt) [INFO] [stderr] 140 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `is_bare` [INFO] [stderr] --> src/fault.rs:149:5 [INFO] [stderr] | [INFO] [stderr] 149 | pub(crate) fn is_bare(&self) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Note` [INFO] [stderr] --> src/fault.rs:167:5 [INFO] [stderr] | [INFO] [stderr] 167 | Note, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `async_send` [INFO] [stderr] --> src/stage.rs:8:21 [INFO] [stderr] | [INFO] [stderr] 8 | pub(crate) async fn async_send(sender: &Sender, msg: T) -> Result<(), SendError> { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/stage.rs:14:17 [INFO] [stderr] | [INFO] [stderr] 14 | replace(&mut optional, Some(msg)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 36.71s [INFO] running `"docker" "inspect" "0ccb430b57fb609dd10b4ee62f70c5111d10dcfe00a4e9720d6d38db128e85b4"` [INFO] running `"docker" "rm" "-f" "0ccb430b57fb609dd10b4ee62f70c5111d10dcfe00a4e9720d6d38db128e85b4"` [INFO] [stdout] 0ccb430b57fb609dd10b4ee62f70c5111d10dcfe00a4e9720d6d38db128e85b4