[INFO] cloning repository https://github.com/jhessin/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jhessin/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhessin%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhessin%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 397b7bd83e6113231faf031cd9044b859b62a79a [INFO] testing jhessin/rust-playground against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjhessin%2Frust-playground" "/workspace/builds/worker-119/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jhessin/rust-playground on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jhessin/rust-playground [INFO] finished tweaking git repo https://github.com/jhessin/rust-playground [INFO] tweaked toml for git repo https://github.com/jhessin/rust-playground written to /workspace/builds/worker-119/source/Cargo.toml [INFO] crate git repo https://github.com/jhessin/rust-playground already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed696974019b3be975d4ea9963cdfb350ea70806d7589d4a1a1404b2e8269ff5 [INFO] running `Command { std: "docker" "start" "-a" "ed696974019b3be975d4ea9963cdfb350ea70806d7589d4a1a1404b2e8269ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed696974019b3be975d4ea9963cdfb350ea70806d7589d4a1a1404b2e8269ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed696974019b3be975d4ea9963cdfb350ea70806d7589d4a1a1404b2e8269ff5", kill_on_drop: false }` [INFO] [stdout] ed696974019b3be975d4ea9963cdfb350ea70806d7589d4a1a1404b2e8269ff5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 86c9273c496feec3cacaac66e8147d6152701739dd2cd68740bd7de6a197a9f9 [INFO] running `Command { std: "docker" "start" "-a" "86c9273c496feec3cacaac66e8147d6152701739dd2cd68740bd7de6a197a9f9", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro) [INFO] [stderr] Compiling blog v0.1.0 (/opt/rustwide/workdir/blog) [INFO] [stderr] Compiling smart-ptrs v0.1.0 (/opt/rustwide/workdir/smart-ptrs) [INFO] [stderr] Compiling ch19-4 v0.1.0 (/opt/rustwide/workdir/ch19-4) [INFO] [stderr] Compiling ch16-2-messages v0.1.0 (/opt/rustwide/workdir/ch16-2-messages) [INFO] [stderr] Compiling ch19-3 v0.1.0 (/opt/rustwide/workdir/ch19-3) [INFO] [stderr] Compiling ch19-2 v0.1.0 (/opt/rustwide/workdir/ch19-2) [INFO] [stderr] Compiling ch19-1 v0.1.0 (/opt/rustwide/workdir/ch19-1) [INFO] [stderr] Compiling ch18-2 v0.1.0 (/opt/rustwide/workdir/ch18-2) [INFO] [stderr] Compiling ch16-3-mutex v0.1.0 (/opt/rustwide/workdir/ch16-3-mutex) [INFO] [stderr] Compiling ch15-4 v0.1.0 (/opt/rustwide/workdir/ch15-4) [INFO] [stderr] Compiling ch15-6 v0.1.0 (/opt/rustwide/workdir/ch15-6) [INFO] [stderr] Compiling ch18-1 v0.1.0 (/opt/rustwide/workdir/ch18-1) [INFO] [stderr] Compiling custom-smart-ptr v0.1.0 (/opt/rustwide/workdir/custom-smart-ptr) [INFO] [stderr] Compiling ch18-3 v0.1.0 (/opt/rustwide/workdir/ch18-3) [INFO] [stderr] Compiling ch16-1-threads v0.1.0 (/opt/rustwide/workdir/ch16-1-threads) [INFO] [stderr] Compiling ch15-5 v0.1.0 (/opt/rustwide/workdir/ch15-5) [INFO] [stderr] Compiling ch17-2 v0.1.0 (/opt/rustwide/workdir/ch17-2) [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:157:10 [INFO] [stdout] | [INFO] [stdout] 157 | 1...5 => println!("one through five"), [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:185:12 [INFO] [stdout] | [INFO] [stdout] 185 | 'a'...'j' => println!( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | 'k'...'z' => println!( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:1012:36 [INFO] [stdout] | [INFO] [stdout] 1012 | id: id_variable @ 3...7, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:1018:36 [INFO] [stdout] | [INFO] [stdout] 1018 | Message::Hello { id: 10...12 } => println!( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ch17-3 v0.1.0 (/opt/rustwide/workdir/ch17-3) [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> ch18-2/src/main.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | if let x = my_vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `width` [INFO] [stdout] --> ch17-2/src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | width: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> ch15-6/src/main.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | value: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> ch15-6/src/main.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | children: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> ch17-2/src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | height: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `options` [INFO] [stdout] --> ch17-2/src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | options: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive) [INFO] [stderr] Compiling ch19-6 v0.1.0 (/opt/rustwide/workdir/ch19-6) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 06s [INFO] running `Command { std: "docker" "inspect" "86c9273c496feec3cacaac66e8147d6152701739dd2cd68740bd7de6a197a9f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86c9273c496feec3cacaac66e8147d6152701739dd2cd68740bd7de6a197a9f9", kill_on_drop: false }` [INFO] [stdout] 86c9273c496feec3cacaac66e8147d6152701739dd2cd68740bd7de6a197a9f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 05f4d09685da5333c748a774dcd7aa8e31e9c593e24f82c9bdc83232afd5c0df [INFO] running `Command { std: "docker" "start" "-a" "05f4d09685da5333c748a774dcd7aa8e31e9c593e24f82c9bdc83232afd5c0df", kill_on_drop: false }` [INFO] [stderr] Compiling ch16-3-mutex v0.1.0 (/opt/rustwide/workdir/ch16-3-mutex) [INFO] [stderr] Compiling ch19-3 v0.1.0 (/opt/rustwide/workdir/ch19-3) [INFO] [stderr] Compiling ch16-2-messages v0.1.0 (/opt/rustwide/workdir/ch16-2-messages) [INFO] [stderr] Compiling ch18-3 v0.1.0 (/opt/rustwide/workdir/ch18-3) [INFO] [stderr] Compiling ch18-1 v0.1.0 (/opt/rustwide/workdir/ch18-1) [INFO] [stderr] Compiling ch15-6 v0.1.0 (/opt/rustwide/workdir/ch15-6) [INFO] [stderr] Compiling ch19-1 v0.1.0 (/opt/rustwide/workdir/ch19-1) [INFO] [stderr] Compiling smart-ptrs v0.1.0 (/opt/rustwide/workdir/smart-ptrs) [INFO] [stderr] Compiling ch15-4 v0.1.0 (/opt/rustwide/workdir/ch15-4) [INFO] [stderr] Compiling ch15-5 v0.1.0 (/opt/rustwide/workdir/ch15-5) [INFO] [stderr] Compiling blog v0.1.0 (/opt/rustwide/workdir/blog) [INFO] [stderr] Compiling ch19-2 v0.1.0 (/opt/rustwide/workdir/ch19-2) [INFO] [stderr] Compiling ch16-1-threads v0.1.0 (/opt/rustwide/workdir/ch16-1-threads) [INFO] [stderr] Compiling ch17-2 v0.1.0 (/opt/rustwide/workdir/ch17-2) [INFO] [stderr] Compiling ch19-4 v0.1.0 (/opt/rustwide/workdir/ch19-4) [INFO] [stderr] Compiling hello_macro v0.1.0 (/opt/rustwide/workdir/hello_macro) [INFO] [stderr] Compiling custom-smart-ptr v0.1.0 (/opt/rustwide/workdir/custom-smart-ptr) [INFO] [stderr] Compiling ch18-2 v0.1.0 (/opt/rustwide/workdir/ch18-2) [INFO] [stderr] Compiling ch17-3 v0.1.0 (/opt/rustwide/workdir/ch17-3) [INFO] [stderr] Compiling hello_macro_derive v0.1.0 (/opt/rustwide/workdir/hello_macro_derive) [INFO] [stderr] Compiling ch19-6 v0.1.0 (/opt/rustwide/workdir/ch19-6) [INFO] [stdout] warning: field is never read: `value` [INFO] [stdout] --> ch15-6/src/main.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | value: i32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `children` [INFO] [stdout] --> ch15-6/src/main.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | children: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `width` [INFO] [stdout] --> ch17-2/src/main.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | width: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> ch17-2/src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | height: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `options` [INFO] [stdout] --> ch17-2/src/main.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | options: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:157:10 [INFO] [stdout] | [INFO] [stdout] 157 | 1...5 => println!("one through five"), [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 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:185:12 [INFO] [stdout] | [INFO] [stdout] 185 | 'a'...'j' => println!( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:189:12 [INFO] [stdout] | [INFO] [stdout] 189 | 'k'...'z' => println!( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:1012:36 [INFO] [stdout] | [INFO] [stdout] 1012 | id: id_variable @ 3...7, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> ch18-3/src/main.rs:1018:36 [INFO] [stdout] | [INFO] [stdout] 1018 | Message::Hello { id: 10...12 } => println!( [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> ch18-2/src/main.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | if let x = my_vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 11.98s [INFO] running `Command { std: "docker" "inspect" "05f4d09685da5333c748a774dcd7aa8e31e9c593e24f82c9bdc83232afd5c0df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "05f4d09685da5333c748a774dcd7aa8e31e9c593e24f82c9bdc83232afd5c0df", kill_on_drop: false }` [INFO] [stdout] 05f4d09685da5333c748a774dcd7aa8e31e9c593e24f82c9bdc83232afd5c0df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5bd0a7eeda35f2999dc04279fa3ccce7f228ede5c9a4f66594cf63db297561b9 [INFO] running `Command { std: "docker" "start" "-a" "5bd0a7eeda35f2999dc04279fa3ccce7f228ede5c9a4f66594cf63db297561b9", kill_on_drop: false }` [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> ch18-3/src/main.rs:157:10 [INFO] [stderr] | [INFO] [stderr] 157 | 1...5 => println!("one through five"), [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> ch18-3/src/main.rs:185:12 [INFO] [stderr] | [INFO] [stderr] 185 | 'a'...'j' => println!( [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> ch18-3/src/main.rs:189:12 [INFO] [stderr] | [INFO] [stderr] 189 | 'k'...'z' => println!( [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> ch18-3/src/main.rs:1012:36 [INFO] [stderr] | [INFO] [stderr] 1012 | id: id_variable @ 3...7, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> ch18-3/src/main.rs:1018:36 [INFO] [stderr] | [INFO] [stderr] 1018 | Message::Hello { id: 10...12 } => println!( [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: field is never read: `value` [INFO] [stderr] --> ch15-6/src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | value: i32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `children` [INFO] [stderr] --> ch15-6/src/main.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | children: RefCell>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: irrefutable `if let` pattern [INFO] [stderr] --> ch18-2/src/main.rs:140:8 [INFO] [stderr] | [INFO] [stderr] 140 | if let x = my_vec { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stderr] = note: this pattern will always match, so the `if let` is useless [INFO] [stderr] = help: consider replacing the `if let` with a `let` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `width` [INFO] [stderr] --> ch17-2/src/main.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | width: u32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `height` [INFO] [stderr] --> ch17-2/src/main.rs:34:5 [INFO] [stderr] | [INFO] [stderr] 34 | height: u32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `options` [INFO] [stderr] --> ch17-2/src/main.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | options: Vec, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `ch18-3` (bin "ch18-3" test) generated 5 warnings [INFO] [stderr] warning: `ch15-6` (bin "ch15-6" test) generated 2 warnings [INFO] [stderr] warning: `ch18-2` (bin "ch18-2" test) generated 1 warning [INFO] [stderr] warning: `ch17-2` (bin "ch17-2" test) generated 3 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 8.98s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/blog-b45e848e43fd5523) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch15_4-fe0fa5d991b2d33e) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch15_5-d71a4b24ec036272) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_sends_an_over_75_percent_warning_message ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch15_6-a89d5b86f87dd904) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch16_1_threads-484bbeff4a58bf2c) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch16_2_messages-001c82b35525dc53) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch16_3_mutex-434a69e34845ca38) [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch17_2-5cc471c938cac20a) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch17_3-671c6f6662a14169) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test draft_can_be_submitted_for_review ... ok [INFO] [stdout] test review_post_can_be_approved ... ok [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch18_1-590129f468750b9c) [INFO] [stdout] test approved_post_has_matching_content ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch18_2-c310bc8caacb4ae5) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch18_3-ea1f44ddab313171) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch19_1-7ac9991c56f1951e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch19_2-de2ac0cb05a13f63) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch19_3-fc865ee3fd4d4269) [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch19_4-1613004d9f95d603) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/ch19_6-04ae240cde4cd7c1) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/custom_smart_ptr-17062490d58521d6) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_macro-5cfa2354c216580f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hello_macro_derive-438c763ddb33250d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/smart_ptrs-68764fe8d9385ab8) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test tests::box_test ... ok [INFO] [stdout] test tests::coercion_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests blog [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests ch17-3 [INFO] [stdout] [INFO] [stderr] Doc-tests hello_macro [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests hello_macro_derive [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5bd0a7eeda35f2999dc04279fa3ccce7f228ede5c9a4f66594cf63db297561b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd0a7eeda35f2999dc04279fa3ccce7f228ede5c9a4f66594cf63db297561b9", kill_on_drop: false }` [INFO] [stdout] 5bd0a7eeda35f2999dc04279fa3ccce7f228ede5c9a4f66594cf63db297561b9