[INFO] crate second_law 0.3.1 is already in cache
[INFO] checking second_law-0.3.1 against try#8810c24b0958114d8dbb32d878444e8956fce80f for pr-66063
[INFO] extracting crate second_law 0.3.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate second_law 0.3.1 on toolchain 8810c24b0958114d8dbb32d878444e8956fce80f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate second_law 0.3.1
[INFO] finished tweaking crates.io crate second_law 0.3.1
[INFO] tweaked toml for crates.io crate second_law 0.3.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=allow" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+8810c24b0958114d8dbb32d878444e8956fce80f" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eb7fd573248448d424238656aad01cb8407621c0e3b0a27abd87e1ea3ddf270e
[INFO] running `"docker" "start" "-a" "eb7fd573248448d424238656aad01cb8407621c0e3b0a27abd87e1ea3ddf270e"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking second_law v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/atpath.rs:66:43
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 unprefixed.push(component.as_ref().to_str().unwrap());
[INFO] [stderr]    |                                           ^^^^^^ cannot infer type for `T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> src/atpath.rs:66:43
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 unprefixed.push(component.as_ref().to_str().unwrap());
[INFO] [stderr]    |                                           ^^^^^^ cannot infer type for `T`
[INFO] [stderr]    |
[INFO] [stderr]    = note: type must be known at this point
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `second_law`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `second_law`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "eb7fd573248448d424238656aad01cb8407621c0e3b0a27abd87e1ea3ddf270e"`
[INFO] running `"docker" "rm" "-f" "eb7fd573248448d424238656aad01cb8407621c0e3b0a27abd87e1ea3ddf270e"`
[INFO] [stdout] eb7fd573248448d424238656aad01cb8407621c0e3b0a27abd87e1ea3ddf270e