[INFO] fetching crate ary 0.1.0...
[INFO] checking ary-0.1.0 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate ary 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate ary 0.1.0 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "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-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "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" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 270afa7e0bc4690e9240ac05742de79fff0c08a5ada50e56b8bdb0295d62991d
[INFO] running `Command { std: "docker" "start" "-a" "270afa7e0bc4690e9240ac05742de79fff0c08a5ada50e56b8bdb0295d62991d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "270afa7e0bc4690e9240ac05742de79fff0c08a5ada50e56b8bdb0295d62991d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "270afa7e0bc4690e9240ac05742de79fff0c08a5ada50e56b8bdb0295d62991d", kill_on_drop: false }`
[INFO] [stdout] 270afa7e0bc4690e9240ac05742de79fff0c08a5ada50e56b8bdb0295d62991d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 524f133c05579c66f01291fe549f1e6ed76247454e744e736087e48657d05f7a
[INFO] running `Command { std: "docker" "start" "-a" "524f133c05579c66f01291fe549f1e6ed76247454e744e736087e48657d05f7a", kill_on_drop: false }`
[INFO] [stderr]     Checking 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "524f133c05579c66f01291fe549f1e6ed76247454e744e736087e48657d05f7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "524f133c05579c66f01291fe549f1e6ed76247454e744e736087e48657d05f7a", kill_on_drop: false }`
[INFO] [stdout] 524f133c05579c66f01291fe549f1e6ed76247454e744e736087e48657d05f7a
