[INFO] updating cached repository https://github.com/dottorblaster/siren
[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] [stderr] From https://github.com/dottorblaster/siren
[INFO] [stderr]    72edc75..32f4b49  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 32f4b498873e0264fa204aedb3e59186b45ee409
[INFO] checking dottorblaster/siren against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdottorblaster%2Fsiren" "/workspace/builds/worker-3/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dottorblaster/siren on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dottorblaster/siren
[INFO] finished tweaking git repo https://github.com/dottorblaster/siren
[INFO] tweaked toml for git repo https://github.com/dottorblaster/siren written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/dottorblaster/siren already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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=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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "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] 97fc7c0eeeea792e46439c4f989ba7a80acfdcc609d0b9d80a768a81f3c89dda
[INFO] running `"docker" "start" "-a" "97fc7c0eeeea792e46439c4f989ba7a80acfdcc609d0b9d80a768a81f3c89dda"`
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.45
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking siren v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:64:39
[INFO] [stderr]    |
[INFO] [stderr] 64 |             println!("Error! {}", err.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/parse_config.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |             println!("{}", err.description());
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:64:39
[INFO] [stderr]    |
[INFO] [stderr] 64 |             println!("Error! {}", err.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/parse_config.rs:28:32
[INFO] [stderr]    |
[INFO] [stderr] 28 |             println!("{}", err.description());
[INFO] [stderr]    |                                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.69s
[INFO] running `"docker" "inspect" "97fc7c0eeeea792e46439c4f989ba7a80acfdcc609d0b9d80a768a81f3c89dda"`
[INFO] running `"docker" "rm" "-f" "97fc7c0eeeea792e46439c4f989ba7a80acfdcc609d0b9d80a768a81f3c89dda"`
[INFO] [stdout] 97fc7c0eeeea792e46439c4f989ba7a80acfdcc609d0b9d80a768a81f3c89dda