[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#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshravan-motipally%2Frusty-rust" "/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/shravan-motipally/rusty-rust on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+4a23c45c7893f1416456144e3883cc48ea91722e" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 556d3e4c04a0957ed8c97cc17337f9980549b814be77949f91566713be47b77b
[INFO] running `Command { std: "docker" "start" "-a" "556d3e4c04a0957ed8c97cc17337f9980549b814be77949f91566713be47b77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "556d3e4c04a0957ed8c97cc17337f9980549b814be77949f91566713be47b77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556d3e4c04a0957ed8c97cc17337f9980549b814be77949f91566713be47b77b", kill_on_drop: false }`
[INFO] [stdout] 556d3e4c04a0957ed8c97cc17337f9980549b814be77949f91566713be47b77b
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8780ec562ea5da5963773505522c1e7e3b14ca3bd0866e7917c9380021d0ea8e
[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" "8780ec562ea5da5963773505522c1e7e3b14ca3bd0866e7917c9380021d0ea8e", 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 `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 `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] [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 `String`
[INFO] [stdout]    |                 help: consider borrowing here: `&failure_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[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 `String`
[INFO] [stdout]    |                 help: consider borrowing here: `&failure_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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" "8780ec562ea5da5963773505522c1e7e3b14ca3bd0866e7917c9380021d0ea8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8780ec562ea5da5963773505522c1e7e3b14ca3bd0866e7917c9380021d0ea8e", kill_on_drop: false }`
[INFO] [stdout] 8780ec562ea5da5963773505522c1e7e3b14ca3bd0866e7917c9380021d0ea8e