[INFO] cloning repository https://github.com/startdz/rust-trait
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/startdz/rust-trait" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartdz%2Frust-trait", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartdz%2Frust-trait'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88bc0850f45d297a8023421302a9098fc5619ce6
[INFO] checking startdz/rust-trait against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartdz%2Frust-trait" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/startdz/rust-trait
[INFO] finished tweaking git repo https://github.com/startdz/rust-trait
[INFO] tweaked toml for git repo https://github.com/startdz/rust-trait written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/startdz/rust-trait on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/startdz/rust-trait already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking startdz/rust-trait against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstartdz%2Frust-trait" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/startdz/rust-trait
[INFO] finished tweaking git repo https://github.com/startdz/rust-trait
[INFO] tweaked toml for git repo https://github.com/startdz/rust-trait written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/startdz/rust-trait on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/startdz/rust-trait already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9c2f1216d9bf2c9201f3df718a16f0682ca4d768306ea5d5606c5a7674ec1b5
[INFO] running `Command { std: "docker" "start" "-a" "f9c2f1216d9bf2c9201f3df718a16f0682ca4d768306ea5d5606c5a7674ec1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9c2f1216d9bf2c9201f3df718a16f0682ca4d768306ea5d5606c5a7674ec1b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9c2f1216d9bf2c9201f3df718a16f0682ca4d768306ea5d5606c5a7674ec1b5", kill_on_drop: false }`
[INFO] [stdout] f9c2f1216d9bf2c9201f3df718a16f0682ca4d768306ea5d5606c5a7674ec1b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fb4be0b861434f36d7307c91e9c67f66d99554117f80d9c2ee52b38627e6e9e
[INFO] running `Command { std: "docker" "start" "-a" "7fb4be0b861434f36d7307c91e9c67f66d99554117f80d9c2ee52b38627e6e9e", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-trait v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Bank` is never constructed
[INFO] [stdout]    --> src/main.rs:198:8
[INFO] [stdout]     |
[INFO] [stdout] 198 | struct Bank {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/main.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout] 197 | #[warn(dead_code)]
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_bank` is never used
[INFO] [stdout]    --> src/main.rs:205:8
[INFO] [stdout]     |
[INFO] [stdout] 204 | impl Bank {
[INFO] [stdout]     | --------- method in this implementation
[INFO] [stdout] 205 |     fn get_bank(&self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/main.rs:203:8
[INFO] [stdout]     |
[INFO] [stdout] 203 | #[warn(dead_code)]
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanGetBank` is never used
[INFO] [stdout]    --> src/main.rs:214:7
[INFO] [stdout]     |
[INFO] [stdout] 214 | trait CanGetBank {
[INFO] [stdout]     |       ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/main.rs:213:8
[INFO] [stdout]     |
[INFO] [stdout] 213 | #[warn(dead_code)]
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "7fb4be0b861434f36d7307c91e9c67f66d99554117f80d9c2ee52b38627e6e9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fb4be0b861434f36d7307c91e9c67f66d99554117f80d9c2ee52b38627e6e9e", kill_on_drop: false }`
[INFO] [stdout] 7fb4be0b861434f36d7307c91e9c67f66d99554117f80d9c2ee52b38627e6e9e