[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/85d57f802300f428f82bcdb9910506be929a151f against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoshiraki%2Fdynamic-parser" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/doshiraki/dynamic-parser on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-7-tc1/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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8d233c990d2c453b5aac360e4de9dad4e39f2b76d0e5113706a606b395e8242 [INFO] running `Command { std: "docker" "start" "-a" "c8d233c990d2c453b5aac360e4de9dad4e39f2b76d0e5113706a606b395e8242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8d233c990d2c453b5aac360e4de9dad4e39f2b76d0e5113706a606b395e8242", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d233c990d2c453b5aac360e4de9dad4e39f2b76d0e5113706a606b395e8242", kill_on_drop: false }` [INFO] [stdout] c8d233c990d2c453b5aac360e4de9dad4e39f2b76d0e5113706a606b395e8242 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 111a4a9fff4622972777663618f15d735d5c5c72861e353e5aef1e94b6c6c42b [INFO] running `Command { std: "docker" "start" "-a" "111a4a9fff4622972777663618f15d735d5c5c72861e353e5aef1e94b6c6c42b", 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: `#[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] [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] [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] [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: 7 warnings emitted [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.28s [INFO] running `Command { std: "docker" "inspect" "111a4a9fff4622972777663618f15d735d5c5c72861e353e5aef1e94b6c6c42b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "111a4a9fff4622972777663618f15d735d5c5c72861e353e5aef1e94b6c6c42b", kill_on_drop: false }` [INFO] [stdout] 111a4a9fff4622972777663618f15d735d5c5c72861e353e5aef1e94b6c6c42b