[INFO] cloning repository https://github.com/kigawas/examples-in-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kigawas/examples-in-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkigawas%2Fexamples-in-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkigawas%2Fexamples-in-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bc0ce30ca9ac369134ece5875ff23d60edc51da7 [INFO] checking kigawas/examples-in-rust against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkigawas%2Fexamples-in-rust" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kigawas/examples-in-rust on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kigawas/examples-in-rust [INFO] finished tweaking git repo https://github.com/kigawas/examples-in-rust [INFO] tweaked toml for git repo https://github.com/kigawas/examples-in-rust written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/kigawas/examples-in-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0063acb9c7df9bad476267752cfad11203ba59c3b469fc330efb4ea28cda6d41 [INFO] running `Command { std: "docker" "start" "-a" "0063acb9c7df9bad476267752cfad11203ba59c3b469fc330efb4ea28cda6d41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0063acb9c7df9bad476267752cfad11203ba59c3b469fc330efb4ea28cda6d41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0063acb9c7df9bad476267752cfad11203ba59c3b469fc330efb4ea28cda6d41", kill_on_drop: false }` [INFO] [stdout] 0063acb9c7df9bad476267752cfad11203ba59c3b469fc330efb4ea28cda6d41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 87cbb842b6c410a1264b9aefff306790b93b60d55ff7e636a1b18d0d76bced59 [INFO] running `Command { std: "docker" "start" "-a" "87cbb842b6c410a1264b9aefff306790b93b60d55ff7e636a1b18d0d76bced59", kill_on_drop: false }` [INFO] [stderr] Checking examples-in-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:306:28 [INFO] [stdout] | [INFO] [stdout] 306 | fn contains(&self, &A, &B) -> bool; // Explicitly requires `A` and `B`. [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:306:32 [INFO] [stdout] | [INFO] [stdout] 306 | fn contains(&self, &A, &B) -> bool; // Explicitly requires `A` and `B`. [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:364:28 [INFO] [stdout] | [INFO] [stdout] 364 | fn contains(&self, &Self::A, &Self::B) -> bool; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:364:38 [INFO] [stdout] | [INFO] [stdout] 364 | fn contains(&self, &Self::A, &Self::B) -> bool; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/chap5/mod.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | use std; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/chap6/mod.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/chap6/mod.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/chap8/mod.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | 'inner: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/chap8/mod.rs:185:11 [INFO] [stdout] | [INFO] [stdout] 185 | 13...19 => println!("A teen"), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/chap8/mod.rs:362:14 [INFO] [stdout] | [INFO] [stdout] 362 | n @ 1...12 => println!("I'm a child of age {:?}", n), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/chap8/mod.rs:363:15 [INFO] [stdout] | [INFO] [stdout] 363 | n @ 13...19 => println!("I'm a teen of age {:?}", n), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:306:28 [INFO] [stdout] | [INFO] [stdout] 306 | fn contains(&self, &A, &B) -> bool; // Explicitly requires `A` and `B`. [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &A` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:306:32 [INFO] [stdout] | [INFO] [stdout] 306 | fn contains(&self, &A, &B) -> bool; // Explicitly requires `A` and `B`. [INFO] [stdout] | ^^ help: try naming the parameter or explicitly ignoring it: `_: &B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:364:28 [INFO] [stdout] | [INFO] [stdout] 364 | fn contains(&self, &Self::A, &Self::B) -> bool; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::A` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition. [INFO] [stdout] --> src/chap14/mod.rs:364:38 [INFO] [stdout] | [INFO] [stdout] 364 | fn contains(&self, &Self::A, &Self::B) -> bool; [INFO] [stdout] | ^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::B` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/chap5/mod.rs:51:9 [INFO] [stdout] | [INFO] [stdout] 51 | use std; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/chap6/mod.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `ToString` is imported redundantly [INFO] [stdout] --> src/chap6/mod.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | use std::string::ToString; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused label [INFO] [stdout] --> src/chap8/mod.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | 'inner: loop { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_labels)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/chap8/mod.rs:185:11 [INFO] [stdout] | [INFO] [stdout] 185 | 13...19 => println!("A teen"), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/chap8/mod.rs:362:14 [INFO] [stdout] | [INFO] [stdout] 362 | n @ 1...12 => println!("I'm a child of age {:?}", n), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/chap8/mod.rs:363:15 [INFO] [stdout] | [INFO] [stdout] 363 | n @ 13...19 => println!("I'm a teen of age {:?}", n), [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "87cbb842b6c410a1264b9aefff306790b93b60d55ff7e636a1b18d0d76bced59", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "87cbb842b6c410a1264b9aefff306790b93b60d55ff7e636a1b18d0d76bced59", kill_on_drop: false }` [INFO] [stdout] 87cbb842b6c410a1264b9aefff306790b93b60d55ff7e636a1b18d0d76bced59