[INFO] updating cached repository mcast/markdown-chapterise [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/mcast/markdown-chapterise [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/mcast/markdown-chapterise" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/mcast/markdown-chapterise"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/mcast/markdown-chapterise'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/mcast/markdown-chapterise" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/mcast/markdown-chapterise"` [INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/mcast/markdown-chapterise'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 926d91dc2a2179caeb61f32d4e76de4ea5b1eebd [INFO] sha for GitHub repo mcast/markdown-chapterise: 926d91dc2a2179caeb61f32d4e76de4ea5b1eebd [INFO] validating manifest of mcast/markdown-chapterise on toolchain master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of mcast/markdown-chapterise on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing mcast/markdown-chapterise [INFO] finished frobbing mcast/markdown-chapterise [INFO] frobbed toml for mcast/markdown-chapterise written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/mcast/markdown-chapterise/Cargo.toml [INFO] started frobbing mcast/markdown-chapterise [INFO] finished frobbing mcast/markdown-chapterise [INFO] frobbed toml for mcast/markdown-chapterise written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/mcast/markdown-chapterise/Cargo.toml [INFO] crate mcast/markdown-chapterise has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking mcast/markdown-chapterise against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-6/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/mcast/markdown-chapterise:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a1434ae6d7a399156a1f203e716e8f537299bdacccb0e7582c2cc2cf4e8dcbbd [INFO] running `"docker" "start" "-a" "a1434ae6d7a399156a1f203e716e8f537299bdacccb0e7582c2cc2cf4e8dcbbd"` [INFO] [stderr] Checking markdown-chapterise v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/mdstream.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FilterMap` [INFO] [stderr] --> src/mdstream.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::iter::FilterMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Lines` [INFO] [stderr] --> src/mdstream.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::Lines; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/mdstream.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/mdstream.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/mdstream.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter::FilterMap` [INFO] [stderr] --> src/mdstream.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::iter::FilterMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Lines` [INFO] [stderr] --> src/mdstream.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::io::Lines; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::BufReader` [INFO] [stderr] --> src/mdstream.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::io::BufReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/mdstream.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `obj` [INFO] [stderr] --> src/main.rs:75:9 [INFO] [stderr] | [INFO] [stderr] 75 | let obj = "bar"; [INFO] [stderr] | ^^^ help: consider using `_obj` instead [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mdstream.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut lines = self.input.deref_mut(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/mdstream.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | pub fn new(lines: Box>) -> MarkdownStream [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/mdstream.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut lines = self.input.deref_mut(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.25s [INFO] running `"docker" "inspect" "a1434ae6d7a399156a1f203e716e8f537299bdacccb0e7582c2cc2cf4e8dcbbd"` [INFO] running `"docker" "rm" "-f" "a1434ae6d7a399156a1f203e716e8f537299bdacccb0e7582c2cc2cf4e8dcbbd"` [INFO] [stdout] a1434ae6d7a399156a1f203e716e8f537299bdacccb0e7582c2cc2cf4e8dcbbd