[INFO] fetching crate timegate 0.1.0...
[INFO] checking timegate-0.1.0 against master#6d69caba110c0c2fb90180df1cbc8be5033b91d4 for pr-69530
[INFO] extracting crate timegate 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate timegate 0.1.0 on toolchain 6d69caba110c0c2fb90180df1cbc8be5033b91d4
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate timegate 0.1.0
[INFO] finished tweaking crates.io crate timegate 0.1.0
[INFO] tweaked toml for crates.io crate timegate 0.1.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6d69caba110c0c2fb90180df1cbc8be5033b91d4" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fbe1cf76ce7645266f3b03d2bdf3a452cb5846cadc8bf0a461d39a3e0c14c3b
[INFO] running `"docker" "start" "-a" "2fbe1cf76ce7645266f3b03d2bdf3a452cb5846cadc8bf0a461d39a3e0c14c3b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking sled v0.31.0
[INFO] [stderr]     Checking timegate v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: field is never read: `snapshots`
[INFO] [stderr]   --> src/gate/sled.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     snapshots: HashMap<Url, HashSet<u64>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `select`
[INFO] [stderr]   --> src/gate/sled.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn select(&self, _: u64) -> u64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `base_url`
[INFO] [stderr]  --> src/map/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     base_url: Url,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `snapshots`
[INFO] [stderr]  --> src/map/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     snapshots: HashSet<u64>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `base_url`
[INFO] [stderr]  --> src/memento.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     base_url: &'a Url,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `snapshot`
[INFO] [stderr]  --> src/memento.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     snapshot: Snapshot<'a>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `prev`
[INFO] [stderr]  --> src/memento.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     prev: Option<Snapshot<'a>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `next`
[INFO] [stderr]  --> src/memento.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     next: Option<Snapshot<'a>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `snapshots`
[INFO] [stderr]   --> src/gate/sled.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     snapshots: HashMap<Url, HashSet<u64>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `base_url`
[INFO] [stderr]  --> src/snapshot.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     base_url: &'a Url,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `instant`
[INFO] [stderr]  --> src/snapshot.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     instant: u64,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `select`
[INFO] [stderr]   --> src/gate/sled.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn select(&self, _: u64) -> u64 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `base_url`
[INFO] [stderr]  --> src/map/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     base_url: Url,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `snapshots`
[INFO] [stderr]  --> src/map/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     snapshots: HashSet<u64>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `base_url`
[INFO] [stderr]  --> src/memento.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     base_url: &'a Url,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `snapshot`
[INFO] [stderr]  --> src/memento.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     snapshot: Snapshot<'a>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `prev`
[INFO] [stderr]  --> src/memento.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     prev: Option<Snapshot<'a>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `next`
[INFO] [stderr]  --> src/memento.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     next: Option<Snapshot<'a>>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `base_url`
[INFO] [stderr]  --> src/snapshot.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     base_url: &'a Url,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `instant`
[INFO] [stderr]  --> src/snapshot.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     instant: u64,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `"docker" "inspect" "2fbe1cf76ce7645266f3b03d2bdf3a452cb5846cadc8bf0a461d39a3e0c14c3b"`
[INFO] running `"docker" "rm" "-f" "2fbe1cf76ce7645266f3b03d2bdf3a452cb5846cadc8bf0a461d39a3e0c14c3b"`
[INFO] [stdout] 2fbe1cf76ce7645266f3b03d2bdf3a452cb5846cadc8bf0a461d39a3e0c14c3b