[INFO] fetching crate ary 0.1.0...
[INFO] testing ary-0.1.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate ary 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate ary 0.1.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ary 0.1.0
[INFO] finished tweaking crates.io crate ary 0.1.0
[INFO] tweaked toml for crates.io crate ary 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "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" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15f61a185610491a579a7f23bd7f95a9f946c427032707327614b9da5e87bca3
[INFO] running `Command { std: "docker" "start" "-a" "15f61a185610491a579a7f23bd7f95a9f946c427032707327614b9da5e87bca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15f61a185610491a579a7f23bd7f95a9f946c427032707327614b9da5e87bca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15f61a185610491a579a7f23bd7f95a9f946c427032707327614b9da5e87bca3", kill_on_drop: false }`
[INFO] [stdout] 15f61a185610491a579a7f23bd7f95a9f946c427032707327614b9da5e87bca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75f3c648ae5e1e25e09d236241f5e68a8955575d6751f9135c22723ba6c7f766
[INFO] running `Command { std: "docker" "start" "-a" "75f3c648ae5e1e25e09d236241f5e68a8955575d6751f9135c22723ba6c7f766", kill_on_drop: false }`
[INFO] [stderr]    Compiling ary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "75f3c648ae5e1e25e09d236241f5e68a8955575d6751f9135c22723ba6c7f766", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f3c648ae5e1e25e09d236241f5e68a8955575d6751f9135c22723ba6c7f766", kill_on_drop: false }`
[INFO] [stdout] 75f3c648ae5e1e25e09d236241f5e68a8955575d6751f9135c22723ba6c7f766
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26c9e1bb30e01e40b291a90e2462b29f3222a8b4ef4c08f8042068e36534a699
[INFO] running `Command { std: "docker" "start" "-a" "26c9e1bb30e01e40b291a90e2462b29f3222a8b4ef4c08f8042068e36534a699", kill_on_drop: false }`
[INFO] [stderr]    Compiling ary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stdout]     |                      --------------------------- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 329 |     i - start
[INFO] [stdout]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stdout]     |                      --------------------------- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 329 |     i - start
[INFO] [stdout]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stdout]     |                      --------------------------- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 356 |     i - start
[INFO] [stdout]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 356 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stdout]     |                      --------------------------- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 356 |     i - start
[INFO] [stdout]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 356 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     const X: [i32; 58] = ary![1, in [2; 40], in Z, in [3; 2] =>
[INFO] [stdout]     |  ________________________-
[INFO] [stdout] 128 | |     30..40: |i| -(i as i32),
[INFO] [stdout] 129 | |     40: -1000,
[INFO] [stdout] 130 | |   ];
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 329 |       i - start
[INFO] [stdout]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     const X: [i32; 58] = ary![1, in [2; 40], in Z, in [3; 2] =>
[INFO] [stdout]     |  ________________________-
[INFO] [stdout] 128 | |     30..40: |i| -(i as i32),
[INFO] [stdout] 129 | |     40: -1000,
[INFO] [stdout] 130 | |   ];
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 329 |       i - start
[INFO] [stdout]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     const X: [i32; 58] = ary![1, in [2; 40], in Z, in [3; 2] =>
[INFO] [stdout]     |  ________________________-
[INFO] [stdout] 128 | |     30..40: |i| -(i as i32),
[INFO] [stdout] 129 | |     40: -1000,
[INFO] [stdout] 130 | |   ];
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 356 |       i - start
[INFO] [stdout]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 356 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     const X: [i32; 58] = ary![1, in [2; 40], in Z, in [3; 2] =>
[INFO] [stdout]     |  ________________________-
[INFO] [stdout] 128 | |     30..40: |i| -(i as i32),
[INFO] [stdout] 129 | |     40: -1000,
[INFO] [stdout] 130 | |   ];
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 356 |       i - start
[INFO] [stdout]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 356 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:329:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     const Y: &[u8] = &ary![0; 32 =>
[INFO] [stdout]     |  _____________________-
[INFO] [stdout] 142 | |     5.._: "a string!".as_bytes(),
[INFO] [stdout] 143 | |   ];
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 329 |       i - start
[INFO] [stdout]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 329 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused arithmetic operation that must be used
[INFO] [stdout]    --> src/lib.rs:356:5
[INFO] [stdout]     |
[INFO] [stdout] 141 |     const Y: &[u8] = &ary![0; 32 =>
[INFO] [stdout]     |  _____________________-
[INFO] [stdout] 142 | |     5.._: "a string!".as_bytes(),
[INFO] [stdout] 143 | |   ];
[INFO] [stdout]     | |___- in this macro invocation
[INFO] [stdout] ...
[INFO] [stdout] 356 |       i - start
[INFO] [stdout]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 356 |     let _ = i - start;
[INFO] [stdout]     |     +++++++          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "26c9e1bb30e01e40b291a90e2462b29f3222a8b4ef4c08f8042068e36534a699", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c9e1bb30e01e40b291a90e2462b29f3222a8b4ef4c08f8042068e36534a699", kill_on_drop: false }`
[INFO] [stdout] 26c9e1bb30e01e40b291a90e2462b29f3222a8b4ef4c08f8042068e36534a699
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c8679195f9a110db12c79dda2cddf81ae7ae7ca509fae4c9ffbf147690e7a3cf
[INFO] running `Command { std: "docker" "start" "-a" "c8679195f9a110db12c79dda2cddf81ae7ae7ca509fae4c9ffbf147690e7a3cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stderr]     |                      --------------------------- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 329 |     i - start
[INFO] [stderr]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 329 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stderr]     |                      --------------------------- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 329 |     i - start
[INFO] [stderr]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 329 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 126 |   const Z: &[i32] = &ary![0; 15 => 8: 27, 9: !0];
[INFO] [stderr]     |                      --------------------------- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 356 |     i - start
[INFO] [stderr]     |     ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     const X: [i32; 58] = ary![1, in [2; 40], in Z, in [3; 2] =>
[INFO] [stderr]     |  ________________________-
[INFO] [stderr] 128 | |     30..40: |i| -(i as i32),
[INFO] [stderr] 129 | |     40: -1000,
[INFO] [stderr] 130 | |   ];
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 329 |       i - start
[INFO] [stderr]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 329 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     const X: [i32; 58] = ary![1, in [2; 40], in Z, in [3; 2] =>
[INFO] [stderr]     |  ________________________-
[INFO] [stderr] 128 | |     30..40: |i| -(i as i32),
[INFO] [stderr] 129 | |     40: -1000,
[INFO] [stderr] 130 | |   ];
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 356 |       i - start
[INFO] [stderr]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:329:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     const Y: &[u8] = &ary![0; 32 =>
[INFO] [stderr]     |  _____________________-
[INFO] [stderr] 142 | |     5.._: "a string!".as_bytes(),
[INFO] [stderr] 143 | |   ];
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 329 |       i - start
[INFO] [stderr]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__ary__mark_init` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 329 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: unused arithmetic operation that must be used
[INFO] [stderr]    --> src/lib.rs:356:5
[INFO] [stderr]     |
[INFO] [stderr] 141 |     const Y: &[u8] = &ary![0; 32 =>
[INFO] [stderr]     |  _____________________-
[INFO] [stderr] 142 | |     5.._: "a string!".as_bytes(),
[INFO] [stderr] 143 | |   ];
[INFO] [stderr]     | |___- in this macro invocation
[INFO] [stderr] ...
[INFO] [stderr] 356 |       i - start
[INFO] [stderr]     |       ^^^^^^^^^ the arithmetic operation produces a value
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `__ary__insert` which comes from the expansion of the macro `ary` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 356 |     let _ = i - start;
[INFO] [stderr]     |     +++++++          +
[INFO] [stderr] 
[INFO] [stderr] warning: `ary` (lib test) generated 10 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ary-d1328add174ec62c)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests ary
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 103) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c8679195f9a110db12c79dda2cddf81ae7ae7ca509fae4c9ffbf147690e7a3cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8679195f9a110db12c79dda2cddf81ae7ae7ca509fae4c9ffbf147690e7a3cf", kill_on_drop: false }`
[INFO] [stdout] c8679195f9a110db12c79dda2cddf81ae7ae7ca509fae4c9ffbf147690e7a3cf
