[INFO] cloning repository https://github.com/nicohman/carbon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicohman/carbon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicohman%2Fcarbon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicohman%2Fcarbon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc78e9cd355415edbfbea87aada6dcee6cdec8d1
[INFO] checking nicohman/carbon against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicohman%2Fcarbon" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicohman/carbon on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicohman/carbon
[INFO] finished tweaking git repo https://github.com/nicohman/carbon
[INFO] tweaked toml for git repo https://github.com/nicohman/carbon written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/nicohman/carbon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1771c0cfaa58809ec22e2a5d272fb71e715ad5b459f7969883393abc50622c74
[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" "1771c0cfaa58809ec22e2a5d272fb71e715ad5b459f7969883393abc50622c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1771c0cfaa58809ec22e2a5d272fb71e715ad5b459f7969883393abc50622c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1771c0cfaa58809ec22e2a5d272fb71e715ad5b459f7969883393abc50622c74", kill_on_drop: false }`
[INFO] [stdout] 1771c0cfaa58809ec22e2a5d272fb71e715ad5b459f7969883393abc50622c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4664c22f769da8ca1285e0379c2be6dbb731130d597150546c937c071b0eaa87
[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" "4664c22f769da8ca1285e0379c2be6dbb731130d597150546c937c071b0eaa87", kill_on_drop: false }`
[INFO] [stderr]     Checking carbon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/bin/carbon.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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/bin/carbon.rs:179:25
[INFO] [stdout]     |
[INFO] [stdout] 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/bin/carbon.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item '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/bin/carbon.rs:179:25
[INFO] [stdout]     |
[INFO] [stdout] 179 |     return String::from(env::home_dir().unwrap().to_str().unwrap());
[INFO] [stdout]     |                         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed for `std::vec::Vec<std::string::String>`
[INFO] [stdout]    --> src/bin/carbon.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 91  |     let mut vec: Vec<String>;
[INFO] [stdout]     |         ------- consider giving `vec` the explicit type `std::vec::Vec<std::string::String>`, where the type parameter `std::string::String` is specified
[INFO] [stdout] ...
[INFO] [stdout] 110 |             String::from(vec[0].as_ref()),
[INFO] [stdout]     |             ^^^^^^^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: std::convert::From<&_>`
[INFO] [stdout]     = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed for `std::string::String`
[INFO] [stdout]    --> src/bin/carbon.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut name = String::new();
[INFO] [stdout]     |         -------- consider giving `name` a type
[INFO] [stdout] ...
[INFO] [stdout] 138 |         let camp = String::from(String::from(name.as_ref()) + "\n" + &sys + "\n" + &desc);
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: std::convert::From<&_>`
[INFO] [stdout]     = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `carbon`.
[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[E0283]: type annotations needed for `std::vec::Vec<std::string::String>`
[INFO] [stdout]    --> src/bin/carbon.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 91  |     let mut vec: Vec<String>;
[INFO] [stdout]     |         ------- consider giving `vec` the explicit type `std::vec::Vec<std::string::String>`, where the type parameter `std::string::String` is specified
[INFO] [stdout] ...
[INFO] [stdout] 110 |             String::from(vec[0].as_ref()),
[INFO] [stdout]     |             ^^^^^^^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: std::convert::From<&_>`
[INFO] [stdout]     = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed for `std::string::String`
[INFO] [stdout]    --> src/bin/carbon.rs:138:33
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut name = String::new();
[INFO] [stdout]     |         -------- consider giving `name` a type
[INFO] [stdout] ...
[INFO] [stdout] 138 |         let camp = String::from(String::from(name.as_ref()) + "\n" + &sys + "\n" + &desc);
[INFO] [stdout]     |                                 ^^^^^^^^^^^^ cannot infer type for struct `std::string::String`
[INFO] [stdout]     |
[INFO] [stdout]     = note: cannot satisfy `std::string::String: std::convert::From<&_>`
[INFO] [stdout]     = note: required by `std::convert::From::from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "4664c22f769da8ca1285e0379c2be6dbb731130d597150546c937c071b0eaa87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4664c22f769da8ca1285e0379c2be6dbb731130d597150546c937c071b0eaa87", kill_on_drop: false }`
[INFO] [stdout] 4664c22f769da8ca1285e0379c2be6dbb731130d597150546c937c071b0eaa87
