[INFO] updating cached repository https://github.com/adamgreig/ukhasnet-parser
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 783ee85e98e36fac749b7f00c766276f5051d440
[INFO] checking adamgreig/ukhasnet-parser against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamgreig%2Fukhasnet-parser" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamgreig/ukhasnet-parser on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/adamgreig/ukhasnet-parser
[INFO] finished tweaking git repo https://github.com/adamgreig/ukhasnet-parser
[INFO] tweaked toml for git repo https://github.com/adamgreig/ukhasnet-parser written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/adamgreig/ukhasnet-parser already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] b2a0c6c351f53f06f62bac039b9fa47f54ba42b8dc8b59c08e686407c37a718f
[INFO] running `"docker" "start" "-a" "b2a0c6c351f53f06f62bac039b9fa47f54ba42b8dc8b59c08e686407c37a718f"`
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking ukhasnet-parser v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:233:32
[INFO] [stderr]     |
[INFO] [stderr] 233 |     fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/parser.rs:233:32
[INFO] [stderr]     |
[INFO] [stderr] 233 |     fn cause(&self) -> Option<&error::Error> { None }
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused logical operation that must be used
[INFO] [stderr]    --> src/parser.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / impl_rdp! {
[INFO] [stderr] 7   | |     /*
[INFO] [stderr] 8   | |      * UKHASnet Packet Grammar
[INFO] [stderr] 9   | |      *
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |     }
[INFO] [stderr] 215 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused logical operation that must be used
[INFO] [stderr]    --> src/parser.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / impl_rdp! {
[INFO] [stderr] 7   | |     /*
[INFO] [stderr] 8   | |      * UKHASnet Packet Grammar
[INFO] [stderr] 9   | |      *
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |     }
[INFO] [stderr] 215 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused logical operation that must be used
[INFO] [stderr]    --> src/parser.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / impl_rdp! {
[INFO] [stderr] 7   | |     /*
[INFO] [stderr] 8   | |      * UKHASnet Packet Grammar
[INFO] [stderr] 9   | |      *
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |     }
[INFO] [stderr] 215 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unused logical operation that must be used
[INFO] [stderr]    --> src/parser.rs:6:1
[INFO] [stderr]     |
[INFO] [stderr] 6   | / impl_rdp! {
[INFO] [stderr] 7   | |     /*
[INFO] [stderr] 8   | |      * UKHASnet Packet Grammar
[INFO] [stderr] 9   | |      *
[INFO] [stderr] ...   |
[INFO] [stderr] 214 | |     }
[INFO] [stderr] 215 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> examples/socket_stream.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.68s
[INFO] running `"docker" "inspect" "b2a0c6c351f53f06f62bac039b9fa47f54ba42b8dc8b59c08e686407c37a718f"`
[INFO] running `"docker" "rm" "-f" "b2a0c6c351f53f06f62bac039b9fa47f54ba42b8dc8b59c08e686407c37a718f"`
[INFO] [stdout] b2a0c6c351f53f06f62bac039b9fa47f54ba42b8dc8b59c08e686407c37a718f