[INFO] fetching crate jammdb 0.11.0... [INFO] checking jammdb-0.11.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170 [INFO] extracting crate jammdb 0.11.0 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate jammdb 0.11.0 [INFO] finished tweaking crates.io crate jammdb 0.11.0 [INFO] tweaked toml for crates.io crate jammdb 0.11.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate jammdb 0.11.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 77 packages to latest compatible versions [INFO] [stderr] Adding fs4 v0.7.0 (available: v0.13.1) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3842cf73f01155ed1a0ef657a0671b5c235aea8e45c4ce308a482581326c3066 [INFO] running `Command { std: "docker" "start" "-a" "3842cf73f01155ed1a0ef657a0671b5c235aea8e45c4ce308a482581326c3066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3842cf73f01155ed1a0ef657a0671b5c235aea8e45c4ce308a482581326c3066", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3842cf73f01155ed1a0ef657a0671b5c235aea8e45c4ce308a482581326c3066", kill_on_drop: false }` [INFO] [stdout] 3842cf73f01155ed1a0ef657a0671b5c235aea8e45c4ce308a482581326c3066 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e5f3e6503f613d09839b939f3c02ee9877463497d5ebecbabb0038537d0b58a4 [INFO] running `Command { std: "docker" "start" "-a" "e5f3e6503f613d09839b939f3c02ee9877463497d5ebecbabb0038537d0b58a4", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling typenum v1.18.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling rustix v0.38.44 [INFO] [stderr] Checking linux-raw-sys v0.4.15 [INFO] [stderr] Checking keccak v0.1.5 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking bumpalo v3.19.0 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking page_size v0.6.0 [INFO] [stderr] Checking memmap2 v0.9.5 [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 quote v1.0.40 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking rmp v0.8.14 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha3 v0.10.8 [INFO] [stderr] Checking fs4 v0.7.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking rmp-serde v1.3.0 [INFO] [stderr] Checking serde_json v1.0.140 [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)]` 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: lifetime flowing from input to output with different syntax can be 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 lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 168 | pub fn delete>(&self, key: T) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bucket.rs:495:23 [INFO] [stdout] | [INFO] [stdout] 495 | fn new_child<'a>(&'a mut self, name: Bytes<'b>) -> RefMut> { [INFO] [stdout] | ^^ ----------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to 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: lifetime flowing from input to output with different syntax can be 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 lifetimes get resolved as `'_` [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn kv(&self) -> &KVPair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/db.rs:220:15 [INFO] [stdout] | [INFO] [stdout] 220 | pub fn tx(&self, writable: bool) -> Result { [INFO] [stdout] | ^^^^^ -- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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)]` 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: lifetime flowing from input to output with different syntax can be 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 lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 168 | pub fn delete>(&self, key: T) -> Result> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/bucket.rs:495:23 [INFO] [stdout] | [INFO] [stdout] 495 | fn new_child<'a>(&'a mut self, name: Bytes<'b>) -> RefMut> { [INFO] [stdout] | ^^ ----------------------- the lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to 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: lifetime flowing from input to output with different syntax can be 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 lifetimes get resolved as `'_` [INFO] [stdout] | | |the lifetimes get resolved as `'_` [INFO] [stdout] | | the lifetimes get resolved as `'_` [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn kv(&self) -> &KVPair<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/db.rs:220:15 [INFO] [stdout] | [INFO] [stdout] 220 | pub fn tx(&self, writable: bool) -> Result { [INFO] [stdout] | ^^^^^ -- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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 11.83s [INFO] running `Command { std: "docker" "inspect" "e5f3e6503f613d09839b939f3c02ee9877463497d5ebecbabb0038537d0b58a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e5f3e6503f613d09839b939f3c02ee9877463497d5ebecbabb0038537d0b58a4", kill_on_drop: false }` [INFO] [stdout] e5f3e6503f613d09839b939f3c02ee9877463497d5ebecbabb0038537d0b58a4