[INFO] crate insim 0.4.2 is already in cache
[INFO] checking insim-0.4.2 against try#d27c6c6a469a28343396a8f3ac1c9d403aabda69 for pr-66037
[INFO] extracting crate insim 0.4.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate insim 0.4.2 on toolchain d27c6c6a469a28343396a8f3ac1c9d403aabda69
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate insim 0.4.2
[INFO] finished tweaking crates.io crate insim 0.4.2
[INFO] tweaked toml for crates.io crate insim 0.4.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+d27c6c6a469a28343396a8f3ac1c9d403aabda69" "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] a6db92bffdb22f7d6b021310cbbdcb0da25875ba408d6045fc8a52ce0e99f53b
[INFO] running `"docker" "start" "-a" "a6db92bffdb22f7d6b021310cbbdcb0da25875ba408d6045fc8a52ce0e99f53b"`
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]    Compiling insim v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:172:32
[INFO] [stderr]     |
[INFO] [stderr] 172 |         I: Iterator<Item = &'a PacketSer>
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn PacketSer`
[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/lib.rs:172:32
[INFO] [stderr]     |
[INFO] [stderr] 172 |         I: Iterator<Item = &'a PacketSer>
[INFO] [stderr]     |                                ^^^^^^^^^ help: use `dyn`: `dyn PacketSer`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:73:61
[INFO] [stderr]    |
[INFO] [stderr] 73 |             Error::IO(ref e) => write!(f, "IO error: {}", e.description()),
[INFO] [stderr]    |                                                             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:73:61
[INFO] [stderr]    |
[INFO] [stderr] 73 |             Error::IO(ref e) => write!(f, "IO error: {}", e.description()),
[INFO] [stderr]    |                                                             ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.88s
[INFO] running `"docker" "inspect" "a6db92bffdb22f7d6b021310cbbdcb0da25875ba408d6045fc8a52ce0e99f53b"`
[INFO] running `"docker" "rm" "-f" "a6db92bffdb22f7d6b021310cbbdcb0da25875ba408d6045fc8a52ce0e99f53b"`
[INFO] [stdout] a6db92bffdb22f7d6b021310cbbdcb0da25875ba408d6045fc8a52ce0e99f53b