[INFO] cloning repository https://github.com/odinase/freight
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/odinase/freight" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodinase%2Ffreight", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodinase%2Ffreight'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 442cbf9ceb84b594f1b3db7755bd7de5d7b0ea5c
[INFO] checking odinase/freight against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fodinase%2Ffreight" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/odinase/freight on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/odinase/freight
[INFO] finished tweaking git repo https://github.com/odinase/freight
[INFO] tweaked toml for git repo https://github.com/odinase/freight written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/odinase/freight already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cbc2f7b681f00f530e2f1820bf7ccee9c0b5312e47ba130f8b3bf11769d5268
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9cbc2f7b681f00f530e2f1820bf7ccee9c0b5312e47ba130f8b3bf11769d5268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cbc2f7b681f00f530e2f1820bf7ccee9c0b5312e47ba130f8b3bf11769d5268", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cbc2f7b681f00f530e2f1820bf7ccee9c0b5312e47ba130f8b3bf11769d5268", kill_on_drop: false }`
[INFO] [stdout] 9cbc2f7b681f00f530e2f1820bf7ccee9c0b5312e47ba130f8b3bf11769d5268
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09af3cf4f09c37c5752ee628f0d6eec987bb20437bc5ef2a63fd1e317dae127a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "09af3cf4f09c37c5752ee628f0d6eec987bb20437bc5ef2a63fd1e317dae127a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling serde v1.0.84
[INFO] [stderr]    Compiling os_info v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.4
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling syn v0.15.24
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling serde_derive v1.0.84
[INFO] [stderr]     Checking freight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no method named `into_os_string` found for enum `std::result::Result<PathBuf, std::io::Error>` in the current scope
[INFO] [stdout]   --> src/app_handler.rs:23:59
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let working_dir = String::from(env::current_dir().into_os_string().into_string().unwrap());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^ method not found in `std::result::Result<PathBuf, std::io::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `freight`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0599]: no method named `into_os_string` found for enum `std::result::Result<PathBuf, std::io::Error>` in the current scope
[INFO] [stdout]   --> src/app_handler.rs:23:59
[INFO] [stdout]    |
[INFO] [stdout] 23 |         let working_dir = String::from(env::current_dir().into_os_string().into_string().unwrap());
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^ method not found in `std::result::Result<PathBuf, std::io::Error>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "09af3cf4f09c37c5752ee628f0d6eec987bb20437bc5ef2a63fd1e317dae127a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09af3cf4f09c37c5752ee628f0d6eec987bb20437bc5ef2a63fd1e317dae127a", kill_on_drop: false }`
[INFO] [stdout] 09af3cf4f09c37c5752ee628f0d6eec987bb20437bc5ef2a63fd1e317dae127a