[INFO] fetching crate rel 0.2.0... [INFO] testing rel-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate rel 0.2.0 into /workspace/builds/worker-108/source [INFO] validating manifest of crates.io crate rel 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate rel 0.2.0 [INFO] finished tweaking crates.io crate rel 0.2.0 [INFO] tweaked toml for crates.io crate rel 0.2.0 written to /workspace/builds/worker-108/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 21d54aea5918f68c2b15861dcc8e98621b172109faa43e3062d4b93eab7b87a5 [INFO] running `Command { std: "docker" "start" "-a" "21d54aea5918f68c2b15861dcc8e98621b172109faa43e3062d4b93eab7b87a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "21d54aea5918f68c2b15861dcc8e98621b172109faa43e3062d4b93eab7b87a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "21d54aea5918f68c2b15861dcc8e98621b172109faa43e3062d4b93eab7b87a5", kill_on_drop: false }` [INFO] [stdout] 21d54aea5918f68c2b15861dcc8e98621b172109faa43e3062d4b93eab7b87a5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8aeb56ffb37cb758aa821bc9d6875bcf417f8f53cb2bdd61fa457b6b0889899b [INFO] running `Command { std: "docker" "start" "-a" "8aeb56ffb37cb758aa821bc9d6875bcf417f8f53cb2bdd61fa457b6b0889899b", kill_on_drop: false }` [INFO] [stderr] Compiling rel v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/eq.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/eq.rs:2:25 [INFO] [stdout] | [INFO] [stdout] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:9:27 [INFO] [stdout] | [INFO] [stdout] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:9:31 [INFO] [stdout] | [INFO] [stdout] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:25:23 [INFO] [stdout] | [INFO] [stdout] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "8aeb56ffb37cb758aa821bc9d6875bcf417f8f53cb2bdd61fa457b6b0889899b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8aeb56ffb37cb758aa821bc9d6875bcf417f8f53cb2bdd61fa457b6b0889899b", kill_on_drop: false }` [INFO] [stdout] 8aeb56ffb37cb758aa821bc9d6875bcf417f8f53cb2bdd61fa457b6b0889899b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 30dcd3227949ee5fd14351e4f73d5debebefec08da510f67c651e293f4d722d4 [INFO] running `Command { std: "docker" "start" "-a" "30dcd3227949ee5fd14351e4f73d5debebefec08da510f67c651e293f4d722d4", kill_on_drop: false }` [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/eq.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rel v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/eq.rs:2:25 [INFO] [stdout] | [INFO] [stdout] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:9:27 [INFO] [stdout] | [INFO] [stdout] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:9:31 [INFO] [stdout] | [INFO] [stdout] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:25:23 [INFO] [stdout] | [INFO] [stdout] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/eq.rs:2:21 [INFO] [stdout] | [INFO] [stdout] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/eq.rs:2:25 [INFO] [stdout] | [INFO] [stdout] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:9:27 [INFO] [stdout] | [INFO] [stdout] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:9:31 [INFO] [stdout] | [INFO] [stdout] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:25:19 [INFO] [stdout] | [INFO] [stdout] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/ord.rs:25:23 [INFO] [stdout] | [INFO] [stdout] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `Command { std: "docker" "inspect" "30dcd3227949ee5fd14351e4f73d5debebefec08da510f67c651e293f4d722d4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30dcd3227949ee5fd14351e4f73d5debebefec08da510f67c651e293f4d722d4", kill_on_drop: false }` [INFO] [stdout] 30dcd3227949ee5fd14351e4f73d5debebefec08da510f67c651e293f4d722d4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 95d2a96ac5113565640a189153f48bf4e626d94b6539e051a68de2fbd2c92fea [INFO] running `Command { std: "docker" "start" "-a" "95d2a96ac5113565640a189153f48bf4e626d94b6539e051a68de2fbd2c92fea", kill_on_drop: false }` [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/eq.rs:2:21 [INFO] [stderr] | [INFO] [stderr] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/eq.rs:2:25 [INFO] [stderr] | [INFO] [stderr] 2 | fn equal(&self, &A, &A) -> bool; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/ord.rs:9:27 [INFO] [stderr] | [INFO] [stderr] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/ord.rs:9:31 [INFO] [stderr] | [INFO] [stderr] 9 | fn partial_cmp(&self, &A, &A) -> Option; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/ord.rs:25:19 [INFO] [stderr] | [INFO] [stderr] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/ord.rs:25:23 [INFO] [stderr] | [INFO] [stderr] 25 | fn cmp(&self, &A, &A) -> Ordering; [INFO] [stderr] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: `rel` (lib) generated 6 warnings [INFO] [stderr] warning: `rel` (lib test) generated 6 warnings (6 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.12s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/rel-821b736476593831) [INFO] [stdout] [INFO] [stderr] Doc-tests rel [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] [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" "95d2a96ac5113565640a189153f48bf4e626d94b6539e051a68de2fbd2c92fea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95d2a96ac5113565640a189153f48bf4e626d94b6539e051a68de2fbd2c92fea", kill_on_drop: false }` [INFO] [stdout] 95d2a96ac5113565640a189153f48bf4e626d94b6539e051a68de2fbd2c92fea