[INFO] fetching crate rel 0.2.0...
[INFO] testing rel-0.2.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate rel 0.2.0 into /workspace/builds/worker-0-tc1/source
[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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rel 0.2.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce8dd170d972cf3985c30fb44b19e8aca6f2b71fb03f2c149d24cd2382453577
[INFO] running `Command { std: "docker" "start" "-a" "ce8dd170d972cf3985c30fb44b19e8aca6f2b71fb03f2c149d24cd2382453577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce8dd170d972cf3985c30fb44b19e8aca6f2b71fb03f2c149d24cd2382453577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce8dd170d972cf3985c30fb44b19e8aca6f2b71fb03f2c149d24cd2382453577", kill_on_drop: false }`
[INFO] [stdout] ce8dd170d972cf3985c30fb44b19e8aca6f2b71fb03f2c149d24cd2382453577
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4422f78926c89fa453903b7ef51d4bfbf557e46a4d33952c71fa56e71e841aea
[INFO] running `Command { std: "docker" "start" "-a" "4422f78926c89fa453903b7ef51d4bfbf557e46a4d33952c71fa56e71e841aea", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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]   = 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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "4422f78926c89fa453903b7ef51d4bfbf557e46a4d33952c71fa56e71e841aea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4422f78926c89fa453903b7ef51d4bfbf557e46a4d33952c71fa56e71e841aea", kill_on_drop: false }`
[INFO] [stdout] 4422f78926c89fa453903b7ef51d4bfbf557e46a4d33952c71fa56e71e841aea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 334d4af6a852e9929845d74e6395da0a1c0276887e3c287ed7e61b6ae3a7d66a
[INFO] running `Command { std: "docker" "start" "-a" "334d4af6a852e9929845d74e6395da0a1c0276887e3c287ed7e61b6ae3a7d66a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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]   = 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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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:2:21
[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]   = 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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]   = note: `#[warn(anonymous_parameters)]` on by default
[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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "334d4af6a852e9929845d74e6395da0a1c0276887e3c287ed7e61b6ae3a7d66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "334d4af6a852e9929845d74e6395da0a1c0276887e3c287ed7e61b6ae3a7d66a", kill_on_drop: false }`
[INFO] [stdout] 334d4af6a852e9929845d74e6395da0a1c0276887e3c287ed7e61b6ae3a7d66a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 09c6d4a0f7654fb3a9460d7613d4fbd6aa87b640c019a32e5062e7312586fa3e
[INFO] running `Command { std: "docker" "start" "-a" "09c6d4a0f7654fb3a9460d7613d4fbd6aa87b640c019a32e5062e7312586fa3e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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]   = 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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]   = note: `#[warn(anonymous_parameters)]` on by default
[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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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<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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/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 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `rel` (lib) generated 6 warnings (run `cargo fix --lib -p rel` to apply 6 suggestions)
[INFO] [stderr] warning: `rel` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/rel-5a70976673841fc8)
[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" "09c6d4a0f7654fb3a9460d7613d4fbd6aa87b640c019a32e5062e7312586fa3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c6d4a0f7654fb3a9460d7613d4fbd6aa87b640c019a32e5062e7312586fa3e", kill_on_drop: false }`
[INFO] [stdout] 09c6d4a0f7654fb3a9460d7613d4fbd6aa87b640c019a32e5062e7312586fa3e