[INFO] fetching crate airone 0.8.1... [INFO] checking airone-0.8.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate airone 0.8.1 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate airone 0.8.1 [INFO] finished tweaking crates.io crate airone 0.8.1 [INFO] tweaked toml for crates.io crate airone 0.8.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate airone 0.8.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate airone 0.8.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v1.0.84 [INFO] [stderr] Downloaded airone_derive v0.8.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 69f28b454d4134bbd335abcf82cbe3369213ce32e63a66d6ff5ec4cfc67560de [INFO] running `Command { std: "docker" "start" "-a" "69f28b454d4134bbd335abcf82cbe3369213ce32e63a66d6ff5ec4cfc67560de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "69f28b454d4134bbd335abcf82cbe3369213ce32e63a66d6ff5ec4cfc67560de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69f28b454d4134bbd335abcf82cbe3369213ce32e63a66d6ff5ec4cfc67560de", kill_on_drop: false }` [INFO] [stdout] 69f28b454d4134bbd335abcf82cbe3369213ce32e63a66d6ff5ec4cfc67560de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b3ec747ff3c67a40a9b25760dfc5f90ec52533e4023f5b05765fcb10ca8ec1a3 [INFO] running `Command { std: "docker" "start" "-a" "b3ec747ff3c67a40a9b25760dfc5f90ec52533e4023f5b05765fcb10ca8ec1a3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.84 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Compiling airone_derive v0.8.1 [INFO] [stderr] Checking airone v0.8.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/database/mod.rs:84:20 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn get_mut(&mut self, index: usize) -> Option> [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 84 | pub fn get_mut(&mut self, index: usize) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/database/mod.rs:84:20 [INFO] [stdout] | [INFO] [stdout] 84 | pub fn get_mut(&mut self, index: usize) -> Option> [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] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 84 | pub fn get_mut(&mut self, index: usize) -> Option> [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/tests/tests.rs:160:9 [INFO] [stdout] | [INFO] [stdout] 160 | db.drain(0..2).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/tests/tests.rs:186:9 [INFO] [stdout] | [INFO] [stdout] 186 | db.drain(1..2).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/tests/tests.rs:213:9 [INFO] [stdout] | [INFO] [stdout] 213 | db.drain(1..1).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/tests/tests.rs:239:9 [INFO] [stdout] | [INFO] [stdout] 239 | db.drain(0..=2).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tests/tests.rs:331:5 [INFO] [stdout] | [INFO] [stdout] 331 | db.retain(|e| e.get_a().clone() != 1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 331 | let _ = db.retain(|e| e.get_a().clone() != 1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tests/tests.rs:353:5 [INFO] [stdout] | [INFO] [stdout] 353 | remove_file("rollback_test.csv"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 353 | let _ = remove_file("rollback_test.csv"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/tests/tests.rs:354:5 [INFO] [stdout] | [INFO] [stdout] 354 | remove_file("rollback_test.changes.csv"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 354 | let _ = remove_file("rollback_test.changes.csv"); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused implementer of `Iterator` that must be used [INFO] [stdout] --> src/tests/tests.rs:409:5 [INFO] [stdout] | [INFO] [stdout] 409 | db.drain(3..=4); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.21s [INFO] running `Command { std: "docker" "inspect" "b3ec747ff3c67a40a9b25760dfc5f90ec52533e4023f5b05765fcb10ca8ec1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b3ec747ff3c67a40a9b25760dfc5f90ec52533e4023f5b05765fcb10ca8ec1a3", kill_on_drop: false }` [INFO] [stdout] b3ec747ff3c67a40a9b25760dfc5f90ec52533e4023f5b05765fcb10ca8ec1a3