[INFO] cloning repository https://github.com/marioidival/coral [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marioidival/coral" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioidival%2Fcoral", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioidival%2Fcoral'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f367ce853fe1dde5f29e017be169f358fc3f1e26 [INFO] checking marioidival/coral against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioidival%2Fcoral" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/marioidival/coral on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/marioidival/coral [INFO] finished tweaking git repo https://github.com/marioidival/coral [INFO] tweaked toml for git repo https://github.com/marioidival/coral written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/marioidival/coral already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "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 [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking marioidival/coral against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarioidival%2Fcoral" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/marioidival/coral on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/marioidival/coral [INFO] finished tweaking git repo https://github.com/marioidival/coral [INFO] tweaked toml for git repo https://github.com/marioidival/coral written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/marioidival/coral already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d2689c42df68078c92b574d5fa92f7b68ec774195b7cbaaa1e1d36279c4b027a [INFO] running `Command { std: "docker" "start" "-a" "d2689c42df68078c92b574d5fa92f7b68ec774195b7cbaaa1e1d36279c4b027a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d2689c42df68078c92b574d5fa92f7b68ec774195b7cbaaa1e1d36279c4b027a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2689c42df68078c92b574d5fa92f7b68ec774195b7cbaaa1e1d36279c4b027a", kill_on_drop: false }` [INFO] [stdout] d2689c42df68078c92b574d5fa92f7b68ec774195b7cbaaa1e1d36279c4b027a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c956dcd955e076280ee224068740f65b22ede239ec494b02fad05924519c00f [INFO] running `Command { std: "docker" "start" "-a" "3c956dcd955e076280ee224068740f65b22ede239ec494b02fad05924519c00f", kill_on_drop: false }` [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking coral v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:93:38 [INFO] [stdout] | [INFO] [stdout] 93 | fn peek_check(&mut self, check: &Fn(char) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 93 | fn peek_check(&mut self, check: &dyn Fn(char) -> bool) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:102:40 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &Fn(char) -> bool, cond2: &Fn(char) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &dyn Fn(char) -> bool, cond2: &Fn(char) -> bool) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:102:66 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &Fn(char) -> bool, cond2: &Fn(char) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &Fn(char) -> bool, cond2: &dyn Fn(char) -> bool) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:114:49 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn advance_while(&mut self, condition: &Fn(char) -> bool) -> () { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 114 | pub fn advance_while(&mut self, condition: &dyn Fn(char) -> bool) -> () { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:93:38 [INFO] [stdout] | [INFO] [stdout] 93 | fn peek_check(&mut self, check: &Fn(char) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 93 | fn peek_check(&mut self, check: &dyn Fn(char) -> bool) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:102:40 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &Fn(char) -> bool, cond2: &Fn(char) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &dyn Fn(char) -> bool, cond2: &Fn(char) -> bool) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:102:66 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &Fn(char) -> bool, cond2: &Fn(char) -> bool) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 102 | pub fn peek_two(&mut self, cond1: &Fn(char) -> bool, cond2: &dyn Fn(char) -> bool) -> bool { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/token.rs:114:49 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn advance_while(&mut self, condition: &Fn(char) -> bool) -> () { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [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 [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 114 | pub fn advance_while(&mut self, condition: &dyn Fn(char) -> bool) -> () { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `position` is never read [INFO] [stdout] --> src/token.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 57 | struct Scanner<'a> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 58 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `position` is never read [INFO] [stdout] --> src/token.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 57 | struct Scanner<'a> { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] 58 | position: usize, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Scanner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.85s [INFO] running `Command { std: "docker" "inspect" "3c956dcd955e076280ee224068740f65b22ede239ec494b02fad05924519c00f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c956dcd955e076280ee224068740f65b22ede239ec494b02fad05924519c00f", kill_on_drop: false }` [INFO] [stdout] 3c956dcd955e076280ee224068740f65b22ede239ec494b02fad05924519c00f