[INFO] cloning repository https://github.com/doshiraki/dynamic-parser [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doshiraki/dynamic-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshiraki%2Fdynamic-parser", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshiraki%2Fdynamic-parser'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 85d57f802300f428f82bcdb9910506be929a151f [INFO] checking doshiraki/dynamic-parser against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshiraki%2Fdynamic-parser" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/doshiraki/dynamic-parser on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/doshiraki/dynamic-parser [INFO] finished tweaking git repo https://github.com/doshiraki/dynamic-parser [INFO] tweaked toml for git repo https://github.com/doshiraki/dynamic-parser written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/doshiraki/dynamic-parser 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "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 [INFO] checking doshiraki/dynamic-parser against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshiraki%2Fdynamic-parser" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/doshiraki/dynamic-parser on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/doshiraki/dynamic-parser [INFO] finished tweaking git repo https://github.com/doshiraki/dynamic-parser [INFO] tweaked toml for git repo https://github.com/doshiraki/dynamic-parser written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/doshiraki/dynamic-parser 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded thread_local v1.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 78fbc73481090a66ff031af3fae7fc0492aa210646e0cf84d9fcba87d17da34a [INFO] running `Command { std: "docker" "start" "-a" "78fbc73481090a66ff031af3fae7fc0492aa210646e0cf84d9fcba87d17da34a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "78fbc73481090a66ff031af3fae7fc0492aa210646e0cf84d9fcba87d17da34a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "78fbc73481090a66ff031af3fae7fc0492aa210646e0cf84d9fcba87d17da34a", kill_on_drop: false }` [INFO] [stdout] 78fbc73481090a66ff031af3fae7fc0492aa210646e0cf84d9fcba87d17da34a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4889c356728547c437a9f55d1bce092f3385ecd21bfb13a92a9405d76d4388e4 [INFO] running `Command { std: "docker" "start" "-a" "4889c356728547c437a9f55d1bce092f3385ecd21bfb13a92a9405d76d4388e4", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking regex-syntax v0.6.22 [INFO] [stderr] Checking thread_local v1.1.1 [INFO] [stderr] Checking aho-corasick v0.7.15 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking pcc2 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: enum `Value` is never used [INFO] [stdout] --> src/main.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Value { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Value` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Success` is never constructed [INFO] [stdout] --> src/main.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct Success { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Success` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Failure` is never constructed [INFO] [stdout] --> src/main.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 18 | struct Failure { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Failure` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Reply` is never used [INFO] [stdout] --> src/main.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | trait Reply { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `ParserFunc` is never used [INFO] [stdout] --> src/main.rs:59:6 [INFO] [stdout] | [INFO] [stdout] 59 | type ParserFunc = Rc Result>; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Parser` is never constructed [INFO] [stdout] --> src/main.rs:62:8 [INFO] [stdout] | [INFO] [stdout] 62 | struct Parser [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Parser` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/main.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl<'b> Parser { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 69 | fn new(p2p:Box Parser>)->Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn parse(&self, s:&str)->Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 79 | fn and(self, p:Self)->Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | fn list(self)->Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 109 | fn flat(self)->Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 126 | fn repeat(self)->Self { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 146 | fn merge_errs(e1:Failure, e2:Failure)-> Failure { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 159 | fn or(self, p:Self)->Self { [INFO] [stdout] | ^^ [INFO] [stdout] ... [INFO] [stdout] 172 | fn skip(pattern: &str) -> Self { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 176 | fn regex(pattern: &str, group: isize) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `position` and `expected` are never used [INFO] [stdout] --> src/main.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 22 | trait Reply { [INFO] [stdout] | ----- methods in this trait [INFO] [stdout] 23 | fn position(&self) -> i32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 26 | fn expected(&self) -> Vec; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.19s [INFO] running `Command { std: "docker" "inspect" "4889c356728547c437a9f55d1bce092f3385ecd21bfb13a92a9405d76d4388e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4889c356728547c437a9f55d1bce092f3385ecd21bfb13a92a9405d76d4388e4", kill_on_drop: false }` [INFO] [stdout] 4889c356728547c437a9f55d1bce092f3385ecd21bfb13a92a9405d76d4388e4