[INFO] cloning repository https://github.com/hoyeungw/veho [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hoyeungw/veho" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoyeungw%2Fveho", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoyeungw%2Fveho'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e31c1923bcfb1b9f836efd5cc985297b50598247 [INFO] checking hoyeungw/veho against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhoyeungw%2Fveho" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/hoyeungw/veho on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/hoyeungw/veho [INFO] finished tweaking git repo https://github.com/hoyeungw/veho [INFO] tweaked toml for git repo https://github.com/hoyeungw/veho written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/hoyeungw/veho already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 34da789a457350a362585b636cadcc5292447ca20b2f646334658a8d21f675d0 [INFO] running `Command { std: "docker" "start" "-a" "34da789a457350a362585b636cadcc5292447ca20b2f646334658a8d21f675d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34da789a457350a362585b636cadcc5292447ca20b2f646334658a8d21f675d0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34da789a457350a362585b636cadcc5292447ca20b2f646334658a8d21f675d0", kill_on_drop: false }` [INFO] [stdout] 34da789a457350a362585b636cadcc5292447ca20b2f646334658a8d21f675d0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02e2b2cd591f22381a3ce7542530cdefca98a50d7fe373b190b8e5827b87a04c [INFO] running `Command { std: "docker" "start" "-a" "02e2b2cd591f22381a3ce7542530cdefca98a50d7fe373b190b8e5827b87a04c", 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] | ^^^^^^^^^^^ 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] 17 | { for x in &mut self.into_iter() { let _ = &f(&mut *x); } } [INFO] [stdout] | +++++++ [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] | ^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 32 | { for (i, x) in &mut self.into_iter().enumerate() { let _ = &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] | ^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = &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] | ^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = &f(i, j, &mut *x); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [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::>(); [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 [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] --> src/vector/mappers.rs:17:40 [INFO] [stdout] | [INFO] [stdout] 17 | { for x in &mut self.into_iter() { &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] 17 | { for x in &mut self.into_iter() { let _ = &f(&mut *x); } } [INFO] [stdout] | +++++++ [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] | ^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 32 | { for (i, x) in &mut self.into_iter().enumerate() { let _ = &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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = &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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 127 | let _ = &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] | ^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 14 | let _ = &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] | ^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 26 | let _ = &f(i, j, &mut *x); [INFO] [stdout] | +++++++ [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] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "02e2b2cd591f22381a3ce7542530cdefca98a50d7fe373b190b8e5827b87a04c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02e2b2cd591f22381a3ce7542530cdefca98a50d7fe373b190b8e5827b87a04c", kill_on_drop: false }` [INFO] [stdout] 02e2b2cd591f22381a3ce7542530cdefca98a50d7fe373b190b8e5827b87a04c