[INFO] cloning repository https://github.com/pjtatlow/jammdb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pjtatlow/jammdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjtatlow%2Fjammdb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjtatlow%2Fjammdb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f406a0d80f12dcc062152c3fb3c85459151dfbc9 [INFO] checking pjtatlow/jammdb/f406a0d80f12dcc062152c3fb3c85459151dfbc9 against master#64b72a1fa5449d928d5f553b01a596b78ee255d2 for pr-153457 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjtatlow%2Fjammdb" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/pjtatlow/jammdb [INFO] finished tweaking git repo https://github.com/pjtatlow/jammdb [INFO] tweaked toml for git repo https://github.com/pjtatlow/jammdb written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pjtatlow/jammdb on toolchain 64b72a1fa5449d928d5f553b01a596b78ee255d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b72a1fa5449d928d5f553b01a596b78ee255d2" "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" "+64b72a1fa5449d928d5f553b01a596b78ee255d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 68 packages to latest compatible versions [INFO] [stderr] Adding fs4 v0.7.0 (available: v0.13.1) [INFO] [stderr] Adding generic-array v0.14.7 (available: v0.14.9) [INFO] [stderr] Adding rand v0.8.5 (available: v0.10.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+64b72a1fa5449d928d5f553b01a596b78ee255d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+64b72a1fa5449d928d5f553b01a596b78ee255d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b15103bd8a94a6270b5be93df594a9d00aa3098cca07840c2da31528094abae [INFO] running `Command { std: "docker" "start" "-a" "5b15103bd8a94a6270b5be93df594a9d00aa3098cca07840c2da31528094abae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b15103bd8a94a6270b5be93df594a9d00aa3098cca07840c2da31528094abae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b15103bd8a94a6270b5be93df594a9d00aa3098cca07840c2da31528094abae", kill_on_drop: false }` [INFO] [stdout] 5b15103bd8a94a6270b5be93df594a9d00aa3098cca07840c2da31528094abae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+64b72a1fa5449d928d5f553b01a596b78ee255d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fa566b6ae6cc7dda4775c08604a7b967f59ae3563834f5e5261d07be38e990ae [INFO] running `Command { std: "docker" "start" "-a" "fa566b6ae6cc7dda4775c08604a7b967f59ae3563834f5e5261d07be38e990ae", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.106 [INFO] [stderr] Compiling quote v1.0.45 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Checking keccak v0.1.6 [INFO] [stderr] Checking bumpalo v3.20.2 [INFO] [stderr] Checking getrandom v0.2.17 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking page_size v0.6.0 [INFO] [stderr] Checking memmap2 v0.9.10 [INFO] [stderr] Checking serde_json v1.0.149 [INFO] [stderr] Checking rmp v0.8.15 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling syn v2.0.117 [INFO] [stderr] Checking fs4 v0.7.0 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking bytes v1.11.1 [INFO] [stderr] Checking rmp-serde v1.3.1 [INFO] [stderr] Checking jammdb v0.11.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tx.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | Ro(RwLockReadGuard<'tx, ()>), [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 26 - Ro(RwLockReadGuard<'tx, ()>), [INFO] [stdout] 26 + Ro(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bucket.rs:168:35 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn delete>(&self, key: T) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] 168 | pub fn delete>(&self, key: T) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/bucket.rs:495:56 [INFO] [stdout] | [INFO] [stdout] 495 | fn new_child<'a>(&'a mut self, name: Bytes<'b>) -> RefMut> { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 495 | fn new_child<'a>(&'a mut self, name: Bytes<'b>) -> RefMut<'a, InnerBucket<'b>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn kv(&self) -> &KVPair { [INFO] [stdout] | ^^^^^ ^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [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] 47 | pub fn kv(&self) -> &KVPair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/db.rs:220:15 [INFO] [stdout] | [INFO] [stdout] 220 | pub fn tx(&self, writable: bool) -> Result { [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] 220 | pub fn tx(&self, writable: bool) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/tx.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | Ro(RwLockReadGuard<'tx, ()>), [INFO] [stdout] | -- ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 26 - Ro(RwLockReadGuard<'tx, ()>), [INFO] [stdout] 26 + Ro(()), [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/bucket.rs:168:35 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn delete>(&self, key: T) -> Result { [INFO] [stdout] | ^^^^^ ^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is hidden here [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] 168 | pub fn delete>(&self, key: T) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/bucket.rs:495:56 [INFO] [stdout] | [INFO] [stdout] 495 | fn new_child<'a>(&'a mut self, name: Bytes<'b>) -> RefMut> { [INFO] [stdout] | -- the lifetime is named here ^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 495 | fn new_child<'a>(&'a mut self, name: Bytes<'b>) -> RefMut<'a, InnerBucket<'b>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/data.rs:47:15 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn kv(&self) -> &KVPair { [INFO] [stdout] | ^^^^^ ^^^^^^^ [INFO] [stdout] | | || [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | |the same lifetime is hidden here [INFO] [stdout] | | the same lifetime is elided here [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] 47 | pub fn kv(&self) -> &KVPair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/db.rs:220:15 [INFO] [stdout] | [INFO] [stdout] 220 | pub fn tx(&self, writable: bool) -> Result { [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] 220 | pub fn tx(&self, writable: bool) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.63s [INFO] running `Command { std: "docker" "inspect" "fa566b6ae6cc7dda4775c08604a7b967f59ae3563834f5e5261d07be38e990ae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa566b6ae6cc7dda4775c08604a7b967f59ae3563834f5e5261d07be38e990ae", kill_on_drop: false }` [INFO] [stdout] fa566b6ae6cc7dda4775c08604a7b967f59ae3563834f5e5261d07be38e990ae