[INFO] fetching crate sprint-dir 0.0.1...
[INFO] checking sprint-dir-0.0.1 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate sprint-dir 0.0.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate sprint-dir 0.0.1 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sprint-dir 0.0.1
[INFO] finished tweaking crates.io crate sprint-dir 0.0.1
[INFO] tweaked toml for crates.io crate sprint-dir 0.0.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate sprint-dir 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c0af486d4c780eda8424128f55a7f8f3d38d3c3188f5b24c2509ae2b844a507
[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" "5c0af486d4c780eda8424128f55a7f8f3d38d3c3188f5b24c2509ae2b844a507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c0af486d4c780eda8424128f55a7f8f3d38d3c3188f5b24c2509ae2b844a507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c0af486d4c780eda8424128f55a7f8f3d38d3c3188f5b24c2509ae2b844a507", kill_on_drop: false }`
[INFO] [stdout] 5c0af486d4c780eda8424128f55a7f8f3d38d3c3188f5b24c2509ae2b844a507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4e3bc9d7d31743e015bbeceebdb3e16247660c032f555f01844012c7b8f2907
[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" "a4e3bc9d7d31743e015bbeceebdb3e16247660c032f555f01844012c7b8f2907", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking index-ext v0.0.1
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking sprint-dir v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `cmp`
[INFO] [stdout]    --> src/walker.rs:182:29
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn sort_by<F>(self, cmp: F) -> Self where
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_cmp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `predicate`
[INFO] [stdout]    --> src/walker.rs:252:34
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn filter_entry<P>(self, predicate: P) -> FilterEntry<Self, P> where
[INFO] [stdout]     |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `open`
[INFO] [stdout]    --> src/walker.rs:597:32
[INFO] [stdout]     |
[INFO] [stdout] 597 |                 WorkItem::Open(open) => {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_open`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/walker.rs:645:29
[INFO] [stdout]     |
[INFO] [stdout] 645 |                         Err(err) => todo!(),
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/getdent.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Entries<'_> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d_ino`
[INFO] [stdout]    --> src/getdent.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     d_ino: libc::c_ulong,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d_off`
[INFO] [stdout]    --> src/getdent.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     d_off: libc::c_ulong,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `as_parent`
[INFO] [stdout]    --> src/walker.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     as_parent: Option<Arc<Node>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/walker.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn close(mut self, stats: &mut Stats) -> io::Result<Option<Closed>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backlog`
[INFO] [stdout]    --> src/walker.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn backlog(base: &Path, entry: Entry<'_>) -> Backlog {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/walker.rs:482:8
[INFO] [stdout]     |
[INFO] [stdout] 482 |     fn close(self) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_backlog`
[INFO] [stdout]    --> src/walker.rs:491:8
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn from_backlog(open: &Open, children: Vec<Backlog>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cmp`
[INFO] [stdout]    --> src/walker.rs:182:29
[INFO] [stdout]     |
[INFO] [stdout] 182 |     pub fn sort_by<F>(self, cmp: F) -> Self where
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_cmp`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `predicate`
[INFO] [stdout]    --> src/walker.rs:252:34
[INFO] [stdout]     |
[INFO] [stdout] 252 |     pub fn filter_entry<P>(self, predicate: P) -> FilterEntry<Self, P> where
[INFO] [stdout]     |                                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_predicate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `open`
[INFO] [stdout]    --> src/walker.rs:597:32
[INFO] [stdout]     |
[INFO] [stdout] 597 |                 WorkItem::Open(open) => {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_open`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/walker.rs:645:29
[INFO] [stdout]     |
[INFO] [stdout] 645 |                         Err(err) => todo!(),
[INFO] [stdout]     |                             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `iter`
[INFO] [stdout]   --> src/getdent.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 |     pub fn iter(&self) -> Entries<'_> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d_ino`
[INFO] [stdout]    --> src/getdent.rs:133:5
[INFO] [stdout]     |
[INFO] [stdout] 133 |     d_ino: libc::c_ulong,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `d_off`
[INFO] [stdout]    --> src/getdent.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     d_off: libc::c_ulong,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `as_parent`
[INFO] [stdout]    --> src/walker.rs:131:5
[INFO] [stdout]     |
[INFO] [stdout] 131 |     as_parent: Option<Arc<Node>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/walker.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn close(mut self, stats: &mut Stats) -> io::Result<Option<Closed>> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `backlog`
[INFO] [stdout]    --> src/walker.rs:446:8
[INFO] [stdout]     |
[INFO] [stdout] 446 |     fn backlog(base: &Path, entry: Entry<'_>) -> Backlog {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `close`
[INFO] [stdout]    --> src/walker.rs:482:8
[INFO] [stdout]     |
[INFO] [stdout] 482 |     fn close(self) -> io::Result<()> {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `from_backlog`
[INFO] [stdout]    --> src/walker.rs:491:8
[INFO] [stdout]     |
[INFO] [stdout] 491 |     fn from_backlog(open: &Open, children: Vec<Backlog>) -> Self {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.70s
[INFO] running `Command { std: "docker" "inspect" "a4e3bc9d7d31743e015bbeceebdb3e16247660c032f555f01844012c7b8f2907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e3bc9d7d31743e015bbeceebdb3e16247660c032f555f01844012c7b8f2907", kill_on_drop: false }`
[INFO] [stdout] a4e3bc9d7d31743e015bbeceebdb3e16247660c032f555f01844012c7b8f2907