[INFO] updating cached repository https://github.com/jchoi5me/mdtoc
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/jchoi5me/mdtoc
[INFO] [stderr]    10207df..9aafb26  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9aafb260b5f9ae84ad8afa91a72d6b84c60b04d2
[INFO] testing jchoi5me/mdtoc against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjchoi5me%2Fmdtoc" "work/builds/worker-7/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jchoi5me/mdtoc on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/jchoi5me/mdtoc
[INFO] finished tweaking git repo https://github.com/jchoi5me/mdtoc
[INFO] tweaked toml for git repo https://github.com/jchoi5me/mdtoc written to work/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jchoi5me/mdtoc already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 19f241f03f5bbae73c2c6b1d713b5f00ff08b63c89f49484d2e95db0ebdb520b
[INFO] running `"docker" "start" "-a" "19f241f03f5bbae73c2c6b1d713b5f00ff08b63c89f49484d2e95db0ebdb520b"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling mdtoc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `read_to_string`
[INFO] [stderr]  --> src/parser.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{read_to_string, File};
[INFO] [stderr]   |               ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `lines_from_stdin`
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn lines_from_stdin() -> () {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::iter::Map` that must be used
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     stdin().lock().lines().map(Result::unwrap);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.85s
[INFO] running `"docker" "inspect" "19f241f03f5bbae73c2c6b1d713b5f00ff08b63c89f49484d2e95db0ebdb520b"`
[INFO] running `"docker" "rm" "-f" "19f241f03f5bbae73c2c6b1d713b5f00ff08b63c89f49484d2e95db0ebdb520b"`
[INFO] [stdout] 19f241f03f5bbae73c2c6b1d713b5f00ff08b63c89f49484d2e95db0ebdb520b
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 33c9c7df7f04d8a834dc787c573a74591c6f62c76d88d5f2af7d1ccb4bd0acf3
[INFO] running `"docker" "start" "-a" "33c9c7df7f04d8a834dc787c573a74591c6f62c76d88d5f2af7d1ccb4bd0acf3"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling mdtoc v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: function is never used: `lines_from_stdin`
[INFO] [stderr]   --> src/main.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn lines_from_stdin() -> () {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::iter::Map` that must be used
[INFO] [stderr]   --> src/main.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     stdin().lock().lines().map(Result::unwrap);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.30s
[INFO] running `"docker" "inspect" "33c9c7df7f04d8a834dc787c573a74591c6f62c76d88d5f2af7d1ccb4bd0acf3"`
[INFO] running `"docker" "rm" "-f" "33c9c7df7f04d8a834dc787c573a74591c6f62c76d88d5f2af7d1ccb4bd0acf3"`
[INFO] [stdout] 33c9c7df7f04d8a834dc787c573a74591c6f62c76d88d5f2af7d1ccb4bd0acf3
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 288448b9fbd2c822fcd763ae52772978e35230e0d23d3e98582fc0ac3dd23643
[INFO] running `"docker" "start" "-a" "288448b9fbd2c822fcd763ae52772978e35230e0d23d3e98582fc0ac3dd23643"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mdtoc-0d2d5f736d530a2b
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test parser::tests::non_alphanumeric ... ok
[INFO] [stdout] test parser::tests::simple_asterisk ... ok
[INFO] [stdout] test parser::tests::simple ... ok
[INFO] [stdout] test parser::tests::simple_numbered ... ok
[INFO] [stdout] test parser::tests::extra_tags ... ok
[INFO] [stdout] test parser::tests::simple_smaller_indent ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "288448b9fbd2c822fcd763ae52772978e35230e0d23d3e98582fc0ac3dd23643"`
[INFO] running `"docker" "rm" "-f" "288448b9fbd2c822fcd763ae52772978e35230e0d23d3e98582fc0ac3dd23643"`
[INFO] [stdout] 288448b9fbd2c822fcd763ae52772978e35230e0d23d3e98582fc0ac3dd23643