[INFO] fetching crate azucar 0.1.0...
[INFO] checking azucar-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate azucar 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate azucar 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate azucar 0.1.0
[INFO] tweaked toml for crates.io crate azucar 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate azucar 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate azucar 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded azucar-macro v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd63e752380b20086fa6e485184fbd49ddf93a16173c25ef8778eb218e9d27d3
[INFO] running `Command { std: "docker" "start" "-a" "fd63e752380b20086fa6e485184fbd49ddf93a16173c25ef8778eb218e9d27d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd63e752380b20086fa6e485184fbd49ddf93a16173c25ef8778eb218e9d27d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd63e752380b20086fa6e485184fbd49ddf93a16173c25ef8778eb218e9d27d3", kill_on_drop: false }`
[INFO] [stdout] fd63e752380b20086fa6e485184fbd49ddf93a16173c25ef8778eb218e9d27d3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 400cdba18785add15c79afc2356bdc030c41c69c7b0d99f19325a01f1bc52677
[INFO] running `Command { std: "docker" "start" "-a" "400cdba18785add15c79afc2356bdc030c41c69c7b0d99f19325a01f1bc52677", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling azucar-macro v0.1.0
[INFO] [stderr]     Checking azucar v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Index`
[INFO] [stdout]  --> tests/tests.rs:3:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | use azucar::{Index, index, infer, ref_ops};
[INFO] [stdout]   |              ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> tests/tests.rs:85:18
[INFO] [stdout]    |
[INFO] [stdout] 85 |     fn index(&self, index: (usize, usize)) -> &Self::Output {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `index`
[INFO] [stdout]   --> tests/tests.rs:92:18
[INFO] [stdout]    |
[INFO] [stdout] 92 |     fn index(&self, index: (usize, usize)) -> &Self::Output {
[INFO] [stdout]    |                     ^^^^^ help: if this is intentional, prefix it with an underscore: `_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]   --> tests/tests.rs:99:25
[INFO] [stdout]    |
[INFO] [stdout] 99 |     fn index(&'short self, idx: (Range<usize>, Range<usize>)) -> Self::Output {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> tests/tests.rs:106:33
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn index_mut(&'short mut self, idx: (Range<usize>, Range<usize>)) -> Self::Output {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> tests/tests.rs:113:22
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn index_move(self, idx: (Range<usize>, Range<usize>)) -> Self::Output {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> tests/tests.rs:121:25
[INFO] [stdout]     |
[INFO] [stdout] 121 |     fn index(&'short self, idx: (Range<usize>, Range<usize>)) -> Self::Output {
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> tests/tests.rs:128:33
[INFO] [stdout]     |
[INFO] [stdout] 128 |     fn index_mut(&'short mut self, idx: (Range<usize>, Range<usize>)) -> Self::Output {
[INFO] [stdout]     |                                    ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `idx`
[INFO] [stdout]    --> tests/tests.rs:135:22
[INFO] [stdout]     |
[INFO] [stdout] 135 |     fn index_move(self, idx: (Range<usize>, Range<usize>)) -> Self::Output {
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_idx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> tests/tests.rs:144:6
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let y = (*x)[&mut ..]; // &mut [i32]
[INFO] [stdout]     |         ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `regular_index`
[INFO] [stdout]    --> tests/tests.rs:148:6
[INFO] [stdout]     |
[INFO] [stdout] 148 |     let regular_index = m[(1, 2)]; // f32
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_regular_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ref_index`
[INFO] [stdout]    --> tests/tests.rs:153:6
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let ref_index = m[&(1..3, 0..6)]; // MatRef<'short>
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ref_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mut_index`
[INFO] [stdout]    --> tests/tests.rs:154:6
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let mut_index = m[&mut (1..3, 0..6)]; // MatRef<'short>
[INFO] [stdout]     |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mut_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `move_index`
[INFO] [stdout]    --> tests/tests.rs:155:6
[INFO] [stdout]     |
[INFO] [stdout] 155 |     let move_index = m[*(1..3, 0..6)]; // MatMut<'long>
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_move_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.94s
[INFO] running `Command { std: "docker" "inspect" "400cdba18785add15c79afc2356bdc030c41c69c7b0d99f19325a01f1bc52677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400cdba18785add15c79afc2356bdc030c41c69c7b0d99f19325a01f1bc52677", kill_on_drop: false }`
[INFO] [stdout] 400cdba18785add15c79afc2356bdc030c41c69c7b0d99f19325a01f1bc52677