[INFO] cloning repository https://github.com/shravan-motipally/rusty-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shravan-motipally/rusty-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshravan-motipally%2Frusty-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshravan-motipally%2Frusty-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02cdf66bda539b24c7aac6014c23d375c6382c89
[INFO] checking shravan-motipally/rusty-rust against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshravan-motipally%2Frusty-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shravan-motipally/rusty-rust on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shravan-motipally/rusty-rust
[INFO] finished tweaking git repo https://github.com/shravan-motipally/rusty-rust
[INFO] tweaked toml for git repo https://github.com/shravan-motipally/rusty-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/shravan-motipally/rusty-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44189752e7b2088753ea03f7b5634d2d1cc4a447cf31590d0fe12fccb05e1e49
[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" "44189752e7b2088753ea03f7b5634d2d1cc4a447cf31590d0fe12fccb05e1e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44189752e7b2088753ea03f7b5634d2d1cc4a447cf31590d0fe12fccb05e1e49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44189752e7b2088753ea03f7b5634d2d1cc4a447cf31590d0fe12fccb05e1e49", kill_on_drop: false }`
[INFO] [stdout] 44189752e7b2088753ea03f7b5634d2d1cc4a447cf31590d0fe12fccb05e1e49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5f9fb3f3f50a935bf15329bf81e5d6c1d4ae20c5126c538973d5134baba2347
[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" "b5f9fb3f3f50a935bf15329bf81e5d6c1d4ae20c5126c538973d5134baba2347", kill_on_drop: false }`
[INFO] [stderr]     Checking rusty-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         .expect(failure_msg);
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 expected `&str`, found struct `std::string::String`
[INFO] [stdout]    |                 help: consider borrowing here: `&failure_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .expect(failure_msg);
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 expected `&str`, found struct `std::string::String`
[INFO] [stdout]    |                 help: consider borrowing here: `&failure_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-rust`.
[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[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:10:11
[INFO] [stdout]    |
[INFO] [stdout] 10 |         .expect(failure_msg);
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 expected `&str`, found struct `std::string::String`
[INFO] [stdout]    |                 help: consider borrowing here: `&failure_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/main.rs:16:11
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .expect(failure_msg);
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 expected `&str`, found struct `std::string::String`
[INFO] [stdout]    |                 help: consider borrowing here: `&failure_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b5f9fb3f3f50a935bf15329bf81e5d6c1d4ae20c5126c538973d5134baba2347", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5f9fb3f3f50a935bf15329bf81e5d6c1d4ae20c5126c538973d5134baba2347", kill_on_drop: false }`
[INFO] [stdout] b5f9fb3f3f50a935bf15329bf81e5d6c1d4ae20c5126c538973d5134baba2347