[INFO] updating cached repository https://github.com/noahrinehart/mangsh
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8acfe5e1e7c10f477f67f55c3af74593aa1e7fee
[INFO] testing noahrinehart/mangsh against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnoahrinehart%2Fmangsh" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/noahrinehart/mangsh on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/noahrinehart/mangsh
[INFO] finished tweaking git repo https://github.com/noahrinehart/mangsh
[INFO] tweaked toml for git repo https://github.com/noahrinehart/mangsh written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/noahrinehart/mangsh already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6e268badef6d4f0fb4a09050e69e9aa1fc9c972bbe8c30b2f09e7d206748be08
[INFO] running `"docker" "start" "-a" "6e268badef6d4f0fb4a09050e69e9aa1fc9c972bbe8c30b2f09e7d206748be08"`
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling byteorder v1.2.2
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling bitflags v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.4
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling mangsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/parser.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Ok(ForkResult::Parent { child, .. }) => {
[INFO] [stderr]    |                                 ^^^^^ help: try ignoring the field: `child: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.58s
[INFO] running `"docker" "inspect" "6e268badef6d4f0fb4a09050e69e9aa1fc9c972bbe8c30b2f09e7d206748be08"`
[INFO] running `"docker" "rm" "-f" "6e268badef6d4f0fb4a09050e69e9aa1fc9c972bbe8c30b2f09e7d206748be08"`
[INFO] [stdout] 6e268badef6d4f0fb4a09050e69e9aa1fc9c972bbe8c30b2f09e7d206748be08
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 853c9d0586e3efd55b938ebf441d489a627373470be7e6c9994229c34d2b9a86
[INFO] running `"docker" "start" "-a" "853c9d0586e3efd55b938ebf441d489a627373470be7e6c9994229c34d2b9a86"`
[INFO] [stderr]    Compiling mangsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/parser.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Ok(ForkResult::Parent { child, .. }) => {
[INFO] [stderr]    |                                 ^^^^^ help: try ignoring the field: `child: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "853c9d0586e3efd55b938ebf441d489a627373470be7e6c9994229c34d2b9a86"`
[INFO] running `"docker" "rm" "-f" "853c9d0586e3efd55b938ebf441d489a627373470be7e6c9994229c34d2b9a86"`
[INFO] [stdout] 853c9d0586e3efd55b938ebf441d489a627373470be7e6c9994229c34d2b9a86
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee3bfc08a638241501d6b24c46f63a56e9c219075d8e0b6235cb410e365ae119
[INFO] running `"docker" "start" "-a" "ee3bfc08a638241501d6b24c46f63a56e9c219075d8e0b6235cb410e365ae119"`
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/parser.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Ok(ForkResult::Parent { child, .. }) => {
[INFO] [stderr]    |                                 ^^^^^ help: try ignoring the field: `child: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mangsh-1cdd782e1484c94a
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ee3bfc08a638241501d6b24c46f63a56e9c219075d8e0b6235cb410e365ae119"`
[INFO] running `"docker" "rm" "-f" "ee3bfc08a638241501d6b24c46f63a56e9c219075d8e0b6235cb410e365ae119"`
[INFO] [stdout] ee3bfc08a638241501d6b24c46f63a56e9c219075d8e0b6235cb410e365ae119