[INFO] cloning repository https://github.com/gfreezy/dump-cat
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfreezy/dump-cat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fdump-cat"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fdump-cat'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6ba900acefc5df661003c7629a67f2f159fb65f
[INFO] checking gfreezy/dump-cat against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfreezy%2Fdump-cat" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gfreezy/dump-cat on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/gfreezy/dump-cat
[INFO] finished tweaking git repo https://github.com/gfreezy/dump-cat
[INFO] tweaked toml for git repo https://github.com/gfreezy/dump-cat written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/gfreezy/dump-cat already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "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] 735e15d241c508778618722501beace1e28af4450cf4d6e0d62c5694fa49e952
[INFO] running `"docker" "start" "-a" "735e15d241c508778618722501beace1e28af4450cf4d6e0d62c5694fa49e952"`
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]    Compiling derive_builder v0.7.1
[INFO] [stderr]     Checking evalexpr v4.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stderr]     Checking regex v1.1.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]    Compiling darling_core v0.8.6
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling structopt-derive v0.2.15
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking env_logger v0.6.1
[INFO] [stderr]     Checking crossbeam v0.7.1
[INFO] [stderr]     Checking structopt v0.2.15
[INFO] [stderr]    Compiling darling_macro v0.8.6
[INFO] [stderr]    Compiling darling v0.8.6
[INFO] [stderr]    Compiling derive_builder_core v0.4.1
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking dump-cat v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stderr]   --> src/main.rs:97:57
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         i64::try_from(tree.message.ts())?.into(),
[INFO] [stderr]    |                                                         ^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `failure::Fail` for `()`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<()>` for `failure::error::Error`
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stderr]   --> src/main.rs:97:57
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         i64::try_from(tree.message.ts())?.into(),
[INFO] [stderr]    |                                                         ^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required because of the requirements on the impl of `failure::Fail` for `()`
[INFO] [stderr]    = note: required because of the requirements on the impl of `std::convert::From<()>` for `failure::error::Error`
[INFO] [stderr]    = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stderr]    --> src/message_tree.rs:585:42
[INFO] [stderr]     |
[INFO] [stderr] 585 |             return match u64::try_from(b)?.checked_shl(shift) {
[INFO] [stderr]     |                                          ^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required because of the requirements on the impl of `failure::Fail` for `()`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::From<()>` for `failure::error::Error`
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/message_tree.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `dump-cat`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: the trait bound `(): std::error::Error` is not satisfied
[INFO] [stderr]    --> src/message_tree.rs:585:42
[INFO] [stderr]     |
[INFO] [stderr] 585 |             return match u64::try_from(b)?.checked_shl(shift) {
[INFO] [stderr]     |                                          ^ the trait `std::error::Error` is not implemented for `()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: required because of the requirements on the impl of `failure::Fail` for `()`
[INFO] [stderr]     = note: required because of the requirements on the impl of `std::convert::From<()>` for `failure::error::Error`
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryFrom`
[INFO] [stderr]  --> src/message_tree.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::convert::TryFrom;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `dump-cat`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "735e15d241c508778618722501beace1e28af4450cf4d6e0d62c5694fa49e952"`
[INFO] running `"docker" "rm" "-f" "735e15d241c508778618722501beace1e28af4450cf4d6e0d62c5694fa49e952"`
[INFO] [stdout] 735e15d241c508778618722501beace1e28af4450cf4d6e0d62c5694fa49e952