[INFO] fetching crate veho 0.0.16...
[INFO] checking veho-0.0.16 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate veho 0.0.16 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate veho 0.0.16 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate veho 0.0.16
[INFO] finished tweaking crates.io crate veho 0.0.16
[INFO] tweaked toml for crates.io crate veho 0.0.16 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b3caa71301fa04c7d874b35ed0b6bb464e939429030cba4b118c8b65e4946cbf
[INFO] running `Command { std: "docker" "start" "-a" "b3caa71301fa04c7d874b35ed0b6bb464e939429030cba4b118c8b65e4946cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b3caa71301fa04c7d874b35ed0b6bb464e939429030cba4b118c8b65e4946cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3caa71301fa04c7d874b35ed0b6bb464e939429030cba4b118c8b65e4946cbf", kill_on_drop: false }`
[INFO] [stdout] b3caa71301fa04c7d874b35ed0b6bb464e939429030cba4b118c8b65e4946cbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48effa66f53220c99d033ec80af1bbe68a9f3ddec65660f7565814411f6aa8ee
[INFO] running `Command { std: "docker" "start" "-a" "48effa66f53220c99d033ec80af1bbe68a9f3ddec65660f7565814411f6aa8ee", kill_on_drop: false }`
[INFO] [stderr]     Checking veho v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/vector/mappers.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 |     { for x in &mut self.into_iter() { &f(&mut *x); } }
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/vector/mappers.rs:32:57
[INFO] [stdout]    |
[INFO] [stdout] 32 |     { for (i, x) in &mut self.into_iter().enumerate() { &f(i, &mut *x); } }
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/matrix/mutaters.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 &f(&mut *x);
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/matrix/mutaters.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 &f(i, j, &mut *x);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]   --> tests/alpha/zip_test/alpha_zip_test_not_worked.rs:37:89
[INFO] [stdout]    |
[INFO] [stdout] 37 |         $first.into_iter().zip($second).map(|(x, y)| $func(x,y)).collect::<Vec<$type>>();
[INFO] [stdout]    |                                                                                         ^
[INFO] [stdout] ...
[INFO] [stdout] 75 |         let v = zipper!(&a, &b; | a, b | a + b; i32);
[INFO] [stdout]    |                 ------------------------------------ in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `zipper` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> tests/alpha/columns_test/mapper_test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `veho`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/vector/mappers.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 17 |     { for x in &mut self.into_iter() { &f(&mut *x); } }
[INFO] [stdout]    |                                        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/vector/mappers.rs:32:57
[INFO] [stdout]    |
[INFO] [stdout] 32 |     { for (i, x) in &mut self.into_iter().enumerate() { &f(i, &mut *x); } }
[INFO] [stdout]    |                                                         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/vector/mappers.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             &mut text.push_str(&x.to_string());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/matrix/mappers.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |             &mut text.push_str(&format!("#{:0>6X}", x));
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/matrix/mutaters.rs:14:17
[INFO] [stdout]    |
[INFO] [stdout] 14 |                 &f(&mut *x);
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/matrix/mutaters.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 |                 &f(i, j, &mut *x);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "48effa66f53220c99d033ec80af1bbe68a9f3ddec65660f7565814411f6aa8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48effa66f53220c99d033ec80af1bbe68a9f3ddec65660f7565814411f6aa8ee", kill_on_drop: false }`
[INFO] [stdout] 48effa66f53220c99d033ec80af1bbe68a9f3ddec65660f7565814411f6aa8ee