[INFO] cloning repository https://github.com/hooneun/rmbcmd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hooneun/rmbcmd" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frmbcmd", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frmbcmd'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ff39e6236c15fbe21648e6181799fd68a41f4d59
[INFO] testing hooneun/rmbcmd against master#404c8471aba60c2d837fa728e7c729a0f52d5830 for pr-87041-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhooneun%2Frmbcmd" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hooneun/rmbcmd on toolchain 404c8471aba60c2d837fa728e7c729a0f52d5830
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hooneun/rmbcmd
[INFO] finished tweaking git repo https://github.com/hooneun/rmbcmd
[INFO] tweaked toml for git repo https://github.com/hooneun/rmbcmd written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/hooneun/rmbcmd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d85486f371ebccf5e1f8c1d430424460099e40ce4bb019fa9031a8d01b29a55
[INFO] running `Command { std: "docker" "start" "-a" "6d85486f371ebccf5e1f8c1d430424460099e40ce4bb019fa9031a8d01b29a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d85486f371ebccf5e1f8c1d430424460099e40ce4bb019fa9031a8d01b29a55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d85486f371ebccf5e1f8c1d430424460099e40ce4bb019fa9031a8d01b29a55", kill_on_drop: false }`
[INFO] [stdout] 6d85486f371ebccf5e1f8c1d430424460099e40ce4bb019fa9031a8d01b29a55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 240be1babd2a2b3aece8f81d656f57c4116a0c689d039e42ce5a8ee1b1c60dc1
[INFO] running `Command { std: "docker" "start" "-a" "240be1babd2a2b3aece8f81d656f57c4116a0c689d039e42ce5a8ee1b1c60dc1", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling recmd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::consts`
[INFO] [stdout]  --> src/recmd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_dir`
[INFO] [stdout]  --> src/recmd.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{create_dir, OpenOptions};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "240be1babd2a2b3aece8f81d656f57c4116a0c689d039e42ce5a8ee1b1c60dc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "240be1babd2a2b3aece8f81d656f57c4116a0c689d039e42ce5a8ee1b1c60dc1", kill_on_drop: false }`
[INFO] [stdout] 240be1babd2a2b3aece8f81d656f57c4116a0c689d039e42ce5a8ee1b1c60dc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1edcc29498e965d6043ec5e5ab9a364e4ac4f4183f214e57efcfba5056a1ef6
[INFO] running `Command { std: "docker" "start" "-a" "f1edcc29498e965d6043ec5e5ab9a364e4ac4f4183f214e57efcfba5056a1ef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling recmd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env::consts`
[INFO] [stdout]  --> src/recmd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_dir`
[INFO] [stdout]  --> src/recmd.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{create_dir, OpenOptions};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env::consts`
[INFO] [stdout]  --> src/recmd.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::env::consts;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `create_dir`
[INFO] [stdout]  --> src/recmd.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs::{create_dir, OpenOptions};
[INFO] [stdout]   |               ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "f1edcc29498e965d6043ec5e5ab9a364e4ac4f4183f214e57efcfba5056a1ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1edcc29498e965d6043ec5e5ab9a364e4ac4f4183f214e57efcfba5056a1ef6", kill_on_drop: false }`
[INFO] [stdout] f1edcc29498e965d6043ec5e5ab9a364e4ac4f4183f214e57efcfba5056a1ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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" "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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+404c8471aba60c2d837fa728e7c729a0f52d5830" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] daf482401b7b9beafbe7ab506d44f9bb584fe108decc34c37a464c0c7ec63eeb
[INFO] running `Command { std: "docker" "start" "-a" "daf482401b7b9beafbe7ab506d44f9bb584fe108decc34c37a464c0c7ec63eeb", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::env::consts`
[INFO] [stderr]  --> src/recmd.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::env::consts;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `create_dir`
[INFO] [stderr]  --> src/recmd.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs::{create_dir, OpenOptions};
[INFO] [stderr]   |               ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `recmd` (lib) generated 2 warnings
[INFO] [stderr] warning: `recmd` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/recmd-ad62ee873ea883e8)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/recmd-8af360c295a2d529)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests recmd
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "daf482401b7b9beafbe7ab506d44f9bb584fe108decc34c37a464c0c7ec63eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf482401b7b9beafbe7ab506d44f9bb584fe108decc34c37a464c0c7ec63eeb", kill_on_drop: false }`
[INFO] [stdout] daf482401b7b9beafbe7ab506d44f9bb584fe108decc34c37a464c0c7ec63eeb