[INFO] cloning repository https://github.com/Epsylon42/c2bs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Epsylon42/c2bs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEpsylon42%2Fc2bs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEpsylon42%2Fc2bs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae2211bfa68879e542349ca9f4f3d1b8fe7daead
[INFO] checking Epsylon42/c2bs against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEpsylon42%2Fc2bs" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Epsylon42/c2bs on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Epsylon42/c2bs
[INFO] finished tweaking git repo https://github.com/Epsylon42/c2bs
[INFO] tweaked toml for git repo https://github.com/Epsylon42/c2bs written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/Epsylon42/c2bs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nom v3.2.0
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9bc1aa29f5f8b388428702ea2b5c703724fe8306cd62f16ce7a95f977fd0d02
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b9bc1aa29f5f8b388428702ea2b5c703724fe8306cd62f16ce7a95f977fd0d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9bc1aa29f5f8b388428702ea2b5c703724fe8306cd62f16ce7a95f977fd0d02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9bc1aa29f5f8b388428702ea2b5c703724fe8306cd62f16ce7a95f977fd0d02", kill_on_drop: false }`
[INFO] [stdout] b9bc1aa29f5f8b388428702ea2b5c703724fe8306cd62f16ce7a95f977fd0d02
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] af91044d52ef918b5ce396b7a573f428016325da4bf844d7274d8cc954bfcea3
[INFO] running `Command { std: "docker" "start" "-a" "af91044d52ef918b5ce396b7a573f428016325da4bf844d7274d8cc954bfcea3", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.32
[INFO] [stderr]    Compiling cc v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking nom v3.2.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking c2bs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> src/lib.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_chain! {
[INFO] [stdout] 8  | |     types {
[INFO] [stdout] 9  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stdout] 10 | |     }
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     }
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.61s
[INFO] running `Command { std: "docker" "inspect" "af91044d52ef918b5ce396b7a573f428016325da4bf844d7274d8cc954bfcea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af91044d52ef918b5ce396b7a573f428016325da4bf844d7274d8cc954bfcea3", kill_on_drop: false }`
[INFO] [stdout] af91044d52ef918b5ce396b7a573f428016325da4bf844d7274d8cc954bfcea3