[INFO] fetching crate veho 0.0.18...
[INFO] checking veho-0.0.18 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate veho 0.0.18 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate veho 0.0.18 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate veho 0.0.18
[INFO] finished tweaking crates.io crate veho 0.0.18
[INFO] tweaked toml for crates.io crate veho 0.0.18 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a87bd2ceca00a6381730888aec421fee76ba8e3d963a74956277f49fee64ca94
[INFO] running `Command { std: "docker" "start" "-a" "a87bd2ceca00a6381730888aec421fee76ba8e3d963a74956277f49fee64ca94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a87bd2ceca00a6381730888aec421fee76ba8e3d963a74956277f49fee64ca94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a87bd2ceca00a6381730888aec421fee76ba8e3d963a74956277f49fee64ca94", kill_on_drop: false }`
[INFO] [stdout] a87bd2ceca00a6381730888aec421fee76ba8e3d963a74956277f49fee64ca94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d77e883f693d8c28b83fd10431be2ff4faa5a623fe34719e9dfb57cea4f554ec
[INFO] running `Command { std: "docker" "start" "-a" "d77e883f693d8c28b83fd10431be2ff4faa5a623fe34719e9dfb57cea4f554ec", kill_on_drop: false }`
[INFO] [stderr]     Checking veho v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trailing semicolon in macro used in expression position
[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: `#[warn(semicolon_in_expressions_from_macros)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #79813 <https://github.com/rust-lang/rust/issues/79813>
[INFO] [stdout]    = note: this warning 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] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/alpha/mut_test/simplest_iter_mut_test_worked.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         &f(&mut *x);
[INFO] [stdout]    |         ^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let _ = &f(&mut *x);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> tests/alpha/mut_test/matrix_iter_mut_test_not_worked.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         &f(&mut *x);
[INFO] [stdout]    |         ^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let _ = &f(&mut *x);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "d77e883f693d8c28b83fd10431be2ff4faa5a623fe34719e9dfb57cea4f554ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d77e883f693d8c28b83fd10431be2ff4faa5a623fe34719e9dfb57cea4f554ec", kill_on_drop: false }`
[INFO] [stdout] d77e883f693d8c28b83fd10431be2ff4faa5a623fe34719e9dfb57cea4f554ec