[INFO] fetching crate et 0.0.2... [INFO] testing et-0.0.2 against 1.60.0 for beta-1.61-1 [INFO] extracting crate et 0.0.2 into /workspace/builds/worker-44/source [INFO] validating manifest of crates.io crate et 0.0.2 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate et 0.0.2 [INFO] finished tweaking crates.io crate et 0.0.2 [INFO] tweaked toml for crates.io crate et 0.0.2 written to /workspace/builds/worker-44/source/Cargo.toml [INFO] crate crates.io crate et 0.0.2 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rusqlite v0.21.0 [INFO] [stderr] Downloaded libsqlite3-sys v0.17.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fe12fe1cddb94e5475dda902bb07442256f630cf9c1078ddc25cbfd86c3e4223 [INFO] running `Command { std: "docker" "start" "-a" "fe12fe1cddb94e5475dda902bb07442256f630cf9c1078ddc25cbfd86c3e4223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fe12fe1cddb94e5475dda902bb07442256f630cf9c1078ddc25cbfd86c3e4223", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe12fe1cddb94e5475dda902bb07442256f630cf9c1078ddc25cbfd86c3e4223", kill_on_drop: false }` [INFO] [stdout] fe12fe1cddb94e5475dda902bb07442256f630cf9c1078ddc25cbfd86c3e4223 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9825cc791da71b64346b26e1dd38ca1be93c9416df9ee8f47000aef4aaadc743 [INFO] running `Command { std: "docker" "start" "-a" "9825cc791da71b64346b26e1dd38ca1be93c9416df9ee8f47000aef4aaadc743", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling linked-hash-map v0.5.4 [INFO] [stderr] Compiling fallible-iterator v0.2.0 [INFO] [stderr] Compiling fallible-streaming-iterator v0.1.9 [INFO] [stderr] Compiling lru-cache v0.1.2 [INFO] [stderr] Compiling libsqlite3-sys v0.17.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling time v0.1.44 [INFO] [stderr] Compiling rusqlite v0.21.0 [INFO] [stderr] Compiling et v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `results` is never read [INFO] [stdout] --> src/lib.rs:226:17 [INFO] [stdout] | [INFO] [stdout] 226 | let mut results = Vec::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:162:20 [INFO] [stdout] | [INFO] [stdout] 162 | panic!(format!("The path {:?} does not exist!", path)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 162 - panic!(format!("The path {:?} does not exist!", path)) [INFO] [stdout] 162 + panic!("The path {:?} does not exist!", path) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | self.conn.close(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | / &self [INFO] [stdout] 202 | | .conn [INFO] [stdout] 203 | | .execute( [INFO] [stdout] 204 | | &format!( [INFO] [stdout] ... | [INFO] [stdout] 214 | | ) [INFO] [stdout] 215 | | .map_err(|_| Error::General); [INFO] [stdout] | |________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 201 | let _ = &self [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 216 | / &self.collections.insert( [INFO] [stdout] 217 | | String::from(name), [INFO] [stdout] 218 | | Collection { [INFO] [stdout] 219 | | name: String::from(name), [INFO] [stdout] 220 | | }, [INFO] [stdout] 221 | | ); [INFO] [stdout] | |_________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = &self.collections.insert( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.27s [INFO] running `Command { std: "docker" "inspect" "9825cc791da71b64346b26e1dd38ca1be93c9416df9ee8f47000aef4aaadc743", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9825cc791da71b64346b26e1dd38ca1be93c9416df9ee8f47000aef4aaadc743", kill_on_drop: false }` [INFO] [stdout] 9825cc791da71b64346b26e1dd38ca1be93c9416df9ee8f47000aef4aaadc743 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 56823ff47feebd61f916cf75a6623dfdc999a7824ca27f1f9aab6d538082c466 [INFO] running `Command { std: "docker" "start" "-a" "56823ff47feebd61f916cf75a6623dfdc999a7824ca27f1f9aab6d538082c466", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling et v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `results` is never read [INFO] [stdout] --> src/lib.rs:226:17 [INFO] [stdout] | [INFO] [stdout] 226 | let mut results = Vec::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:162:20 [INFO] [stdout] | [INFO] [stdout] 162 | panic!(format!("The path {:?} does not exist!", path)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 162 - panic!(format!("The path {:?} does not exist!", path)) [INFO] [stdout] 162 + panic!("The path {:?} does not exist!", path) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | self.conn.close(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | / &self [INFO] [stdout] 202 | | .conn [INFO] [stdout] 203 | | .execute( [INFO] [stdout] 204 | | &format!( [INFO] [stdout] ... | [INFO] [stdout] 214 | | ) [INFO] [stdout] 215 | | .map_err(|_| Error::General); [INFO] [stdout] | |________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 201 | let _ = &self [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 216 | / &self.collections.insert( [INFO] [stdout] 217 | | String::from(name), [INFO] [stdout] 218 | | Collection { [INFO] [stdout] 219 | | name: String::from(name), [INFO] [stdout] 220 | | }, [INFO] [stdout] 221 | | ); [INFO] [stdout] | |_________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = &self.collections.insert( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `results` is never read [INFO] [stdout] --> src/lib.rs:226:17 [INFO] [stdout] | [INFO] [stdout] 226 | let mut results = Vec::new(); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:162:20 [INFO] [stdout] | [INFO] [stdout] 162 | panic!(format!("The path {:?} does not exist!", path)) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 162 - panic!(format!("The path {:?} does not exist!", path)) [INFO] [stdout] 162 + panic!("The path {:?} does not exist!", path) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:185:9 [INFO] [stdout] | [INFO] [stdout] 185 | self.conn.close(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:201:9 [INFO] [stdout] | [INFO] [stdout] 201 | / &self [INFO] [stdout] 202 | | .conn [INFO] [stdout] 203 | | .execute( [INFO] [stdout] 204 | | &format!( [INFO] [stdout] ... | [INFO] [stdout] 214 | | ) [INFO] [stdout] 215 | | .map_err(|_| Error::General); [INFO] [stdout] | |________________________________________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 201 | let _ = &self [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:216:9 [INFO] [stdout] | [INFO] [stdout] 216 | / &self.collections.insert( [INFO] [stdout] 217 | | String::from(name), [INFO] [stdout] 218 | | Collection { [INFO] [stdout] 219 | | name: String::from(name), [INFO] [stdout] 220 | | }, [INFO] [stdout] 221 | | ); [INFO] [stdout] | |_________^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 216 | let _ = &self.collections.insert( [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "56823ff47feebd61f916cf75a6623dfdc999a7824ca27f1f9aab6d538082c466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "56823ff47feebd61f916cf75a6623dfdc999a7824ca27f1f9aab6d538082c466", kill_on_drop: false }` [INFO] [stdout] 56823ff47feebd61f916cf75a6623dfdc999a7824ca27f1f9aab6d538082c466 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e9ddc1db79547264ba2765ad18c730ddde01a0c4dabcdf0ee6c4dc8150066441 [INFO] running `Command { std: "docker" "start" "-a" "e9ddc1db79547264ba2765ad18c730ddde01a0c4dabcdf0ee6c4dc8150066441", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `results` is never read [INFO] [stderr] --> src/lib.rs:226:17 [INFO] [stderr] | [INFO] [stderr] 226 | let mut results = Vec::new(); [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/lib.rs:162:20 [INFO] [stderr] | [INFO] [stderr] 162 | panic!(format!("The path {:?} does not exist!", path)) [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 162 - panic!(format!("The path {:?} does not exist!", path)) [INFO] [stderr] 162 + panic!("The path {:?} does not exist!", path) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:185:9 [INFO] [stderr] | [INFO] [stderr] 185 | self.conn.close(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:201:9 [INFO] [stderr] | [INFO] [stderr] 201 | / &self [INFO] [stderr] 202 | | .conn [INFO] [stderr] 203 | | .execute( [INFO] [stderr] 204 | | &format!( [INFO] [stderr] ... | [INFO] [stderr] 214 | | ) [INFO] [stderr] 215 | | .map_err(|_| Error::General); [INFO] [stderr] | |________________________________________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 201 | let _ = &self [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:216:9 [INFO] [stderr] | [INFO] [stderr] 216 | / &self.collections.insert( [INFO] [stderr] 217 | | String::from(name), [INFO] [stderr] 218 | | Collection { [INFO] [stderr] 219 | | name: String::from(name), [INFO] [stderr] 220 | | }, [INFO] [stderr] 221 | | ); [INFO] [stderr] | |_________^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 216 | let _ = &self.collections.insert( [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `et` (lib) generated 5 warnings [INFO] [stderr] warning: `et` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/et-be61c3101b2bdf93) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests et [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e9ddc1db79547264ba2765ad18c730ddde01a0c4dabcdf0ee6c4dc8150066441", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e9ddc1db79547264ba2765ad18c730ddde01a0c4dabcdf0ee6c4dc8150066441", kill_on_drop: false }` [INFO] [stdout] e9ddc1db79547264ba2765ad18c730ddde01a0c4dabcdf0ee6c4dc8150066441