[INFO] cloning repository https://github.com/wenLiangcan/todo.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wenLiangcan/todo.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FwenLiangcan%2Ftodo.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FwenLiangcan%2Ftodo.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bfbb07865826e6c03957814c39b3a4e001673f3a
[INFO] testing wenLiangcan/todo.rs against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FwenLiangcan%2Ftodo.rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wenLiangcan/todo.rs on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wenLiangcan/todo.rs
[INFO] finished tweaking git repo https://github.com/wenLiangcan/todo.rs
[INFO] tweaked toml for git repo https://github.com/wenLiangcan/todo.rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/wenLiangcan/todo.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.1.28
[INFO] [stderr]   Downloaded clap v1.5.5
[INFO] [stderr]   Downloaded nom v1.2.2
[INFO] [stderr]   Downloaded clippy v0.0.55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25a2020765e39660fc0cbfe406378ec92a3f3a09a5e308949e206fe424ea59fd
[INFO] running `Command { std: "docker" "start" "-a" "25a2020765e39660fc0cbfe406378ec92a3f3a09a5e308949e206fe424ea59fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25a2020765e39660fc0cbfe406378ec92a3f3a09a5e308949e206fe424ea59fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25a2020765e39660fc0cbfe406378ec92a3f3a09a5e308949e206fe424ea59fd", kill_on_drop: false }`
[INFO] [stdout] 25a2020765e39660fc0cbfe406378ec92a3f3a09a5e308949e206fe424ea59fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f1ffb86548a5f74cfd33b0c2d1a2008c63f99b2b1f1fb19c03d91238d6dc20d
[INFO] running `Command { std: "docker" "start" "-a" "1f1ffb86548a5f74cfd33b0c2d1a2008c63f99b2b1f1fb19c03d91238d6dc20d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.8
[INFO] [stderr]    Compiling ansi_term v0.7.2
[INFO] [stderr]    Compiling strsim v0.4.0
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling vec_map v0.4.0
[INFO] [stderr]    Compiling regex-syntax v0.3.0
[INFO] [stderr]    Compiling memchr v0.1.10
[INFO] [stderr]    Compiling clap v1.5.5
[INFO] [stderr]    Compiling aho-corasick v0.5.1
[INFO] [stderr]    Compiling regex v0.1.58
[INFO] [stderr]    Compiling todo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `str_to_string`
[INFO] [stdout]    --> src/main.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 | #[allow(str_to_string)]  // omit the warning of `str_to_string` caused by `clap`
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let path = env::home_dir().unwrap().join("todo.txt");
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:149:51
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     Err(e) => panic!("{}", Error::description(&e)),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.45s
[INFO] running `Command { std: "docker" "inspect" "1f1ffb86548a5f74cfd33b0c2d1a2008c63f99b2b1f1fb19c03d91238d6dc20d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f1ffb86548a5f74cfd33b0c2d1a2008c63f99b2b1f1fb19c03d91238d6dc20d", kill_on_drop: false }`
[INFO] [stdout] 1f1ffb86548a5f74cfd33b0c2d1a2008c63f99b2b1f1fb19c03d91238d6dc20d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27791f454b6b1ebeac447506aee0f349a9608a0858abe6e839a9c0882eb38c73
[INFO] running `Command { std: "docker" "start" "-a" "27791f454b6b1ebeac447506aee0f349a9608a0858abe6e839a9c0882eb38c73", kill_on_drop: false }`
[INFO] [stderr]    Compiling todo v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `str_to_string`
[INFO] [stdout]    --> src/main.rs:231:9
[INFO] [stdout]     |
[INFO] [stdout] 231 | #[allow(str_to_string)]  // omit the warning of `str_to_string` caused by `clap`
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stdout]    --> src/main.rs:265:21
[INFO] [stdout]     |
[INFO] [stdout] 265 |     let path = env::home_dir().unwrap().join("todo.txt");
[INFO] [stdout]     |                     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/main.rs:149:51
[INFO] [stdout]     |
[INFO] [stdout] 149 |                     Err(e) => panic!("{}", Error::description(&e)),
[INFO] [stdout]     |                                                   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "27791f454b6b1ebeac447506aee0f349a9608a0858abe6e839a9c0882eb38c73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27791f454b6b1ebeac447506aee0f349a9608a0858abe6e839a9c0882eb38c73", kill_on_drop: false }`
[INFO] [stdout] 27791f454b6b1ebeac447506aee0f349a9608a0858abe6e839a9c0882eb38c73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fca540c81ef1f70945b6da434d3e4251917bae0cdceac51efe262baa7ae7190
[INFO] running `Command { std: "docker" "start" "-a" "4fca540c81ef1f70945b6da434d3e4251917bae0cdceac51efe262baa7ae7190", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unknown lint: `str_to_string`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:231:9
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 231 | #[allow(str_to_string)]  // omit the warning of `str_to_string` caused by `clap`
[INFO] [stdout] 
[INFO] [stderr]     |         ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated function `std::env::home_dir`: This function's behavior is unexpected and probably not what you want. Consider using a crate from crates.io instead.
[INFO] [stderr]    --> src/main.rs:265:21
[INFO] [stderr]     |
[INFO] [stderr] 265 |     let path = env::home_dir().unwrap().join("todo.txt");
[INFO] [stderr]     |                     ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:149:51
[INFO] [stderr]     |
[INFO] [stderr] 149 |                     Err(e) => panic!("{}", Error::description(&e)),
[INFO] [stderr]     |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `todo` (bin "todo" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/todo-2f48c33466157814)
[INFO] running `Command { std: "docker" "inspect" "4fca540c81ef1f70945b6da434d3e4251917bae0cdceac51efe262baa7ae7190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fca540c81ef1f70945b6da434d3e4251917bae0cdceac51efe262baa7ae7190", kill_on_drop: false }`
[INFO] [stdout] 4fca540c81ef1f70945b6da434d3e4251917bae0cdceac51efe262baa7ae7190