[INFO] cloning repository https://github.com/chryslovelace/mixfix [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chryslovelace/mixfix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchryslovelace%2Fmixfix", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchryslovelace%2Fmixfix'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f87cad659c2c22f8fba54e2198bc83e8fc047956 [INFO] checking chryslovelace/mixfix against master#d97bb195bf7b84815622b235cb51171c1b8f7e51 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchryslovelace%2Fmixfix" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chryslovelace/mixfix on toolchain d97bb195bf7b84815622b235cb51171c1b8f7e51 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chryslovelace/mixfix [INFO] finished tweaking git repo https://github.com/chryslovelace/mixfix [INFO] tweaked toml for git repo https://github.com/chryslovelace/mixfix written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/chryslovelace/mixfix 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" "+d97bb195bf7b84815622b235cb51171c1b8f7e51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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 chryslovelace/mixfix against try#1930f260edd7e614aa013a0665aa5cfd0ada0501 for pr-117905 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchryslovelace%2Fmixfix" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chryslovelace/mixfix on toolchain 1930f260edd7e614aa013a0665aa5cfd0ada0501 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/chryslovelace/mixfix [INFO] finished tweaking git repo https://github.com/chryslovelace/mixfix [INFO] tweaked toml for git repo https://github.com/chryslovelace/mixfix written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/chryslovelace/mixfix 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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aa5b5339d96150f1b7145330dd3363bc1f75e36f3dd2c64957839ad45e7b990d [INFO] running `Command { std: "docker" "start" "-a" "aa5b5339d96150f1b7145330dd3363bc1f75e36f3dd2c64957839ad45e7b990d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aa5b5339d96150f1b7145330dd3363bc1f75e36f3dd2c64957839ad45e7b990d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa5b5339d96150f1b7145330dd3363bc1f75e36f3dd2c64957839ad45e7b990d", kill_on_drop: false }` [INFO] [stdout] aa5b5339d96150f1b7145330dd3363bc1f75e36f3dd2c64957839ad45e7b990d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1930f260edd7e614aa013a0665aa5cfd0ada0501" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 989bd56aec47e7c31f2b6663065055b14be0c2df3eb348662e6f793d281d119a [INFO] running `Command { std: "docker" "start" "-a" "989bd56aec47e7c31f2b6663065055b14be0c2df3eb348662e6f793d281d119a", kill_on_drop: false }` [INFO] [stderr] Checking ordermap v0.3.5 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking fixedbitset v0.1.9 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking petgraph v0.4.13 [INFO] [stderr] Checking mixfix v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `NamePart` [INFO] [stdout] --> src/parser.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use operator::{NamePart, Operator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | impl Parser for &Parser { [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | impl Parser for &dyn Parser { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `NamePart` [INFO] [stdout] --> src/parser.rs:6:16 [INFO] [stdout] | [INFO] [stdout] 6 | use operator::{NamePart, Operator}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:31:21 [INFO] [stdout] | [INFO] [stdout] 31 | impl Parser for &Parser { [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | impl Parser for &dyn Parser { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | Opts::<&Parser>(vec![ [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 180 | Opts::<&dyn Parser>(vec![ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/parser.rs:180:17 [INFO] [stdout] | [INFO] [stdout] 180 | Opts::<&Parser>(vec![ [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: use `dyn` [INFO] [stdout] | [INFO] [stdout] 180 | Opts::<&dyn Parser>(vec![ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `well_formed` is never used [INFO] [stdout] --> src/expr.rs:14:12 [INFO] [stdout] | [INFO] [stdout] 9 | impl Expr { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 14 | pub fn well_formed(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `arity` is never used [INFO] [stdout] --> src/operator.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl Operator { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] 15 | pub fn arity(&self) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `UnparsedInput` is never constructed [INFO] [stdout] --> src/parser.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 12 | pub enum ParseError<'a> { [INFO] [stdout] | ---------- variant in this enum [INFO] [stdout] ... [INFO] [stdout] 15 | UnparsedInput(ParseInput<'a>), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_expr` is never used [INFO] [stdout] --> src/parser.rs:330:8 [INFO] [stdout] | [INFO] [stdout] 330 | pub fn parse_expr<'i, G: PrecedenceGraph>( [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.85s [INFO] running `Command { std: "docker" "inspect" "989bd56aec47e7c31f2b6663065055b14be0c2df3eb348662e6f793d281d119a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "989bd56aec47e7c31f2b6663065055b14be0c2df3eb348662e6f793d281d119a", kill_on_drop: false }` [INFO] [stdout] 989bd56aec47e7c31f2b6663065055b14be0c2df3eb348662e6f793d281d119a