[INFO] cloning repository https://github.com/Michael-F-Bryan/backlight
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Michael-F-Bryan/backlight" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fbacklight", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fbacklight'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f69e9ad5d1bb9f6dba286b8914f0b97ae6473f8c
[INFO] checking Michael-F-Bryan/backlight against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fbacklight" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Michael-F-Bryan/backlight on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Michael-F-Bryan/backlight
[INFO] finished tweaking git repo https://github.com/Michael-F-Bryan/backlight
[INFO] tweaked toml for git repo https://github.com/Michael-F-Bryan/backlight written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Michael-F-Bryan/backlight already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v2.20.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 710fbce3fffa868e70123de6b350fe72eeba73d8ca360c8d2d39468a57003234
[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" "710fbce3fffa868e70123de6b350fe72eeba73d8ca360c8d2d39468a57003234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "710fbce3fffa868e70123de6b350fe72eeba73d8ca360c8d2d39468a57003234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "710fbce3fffa868e70123de6b350fe72eeba73d8ca360c8d2d39468a57003234", kill_on_drop: false }`
[INFO] [stdout] 710fbce3fffa868e70123de6b350fe72eeba73d8ca360c8d2d39468a57003234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44325d44d63a1ed7be9baca44aecbbd6ff55a688a1e69e701955c2d4db58f27f
[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" "44325d44d63a1ed7be9baca44aecbbd6ff55a688a1e69e701955c2d4db58f27f", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking libc v0.2.21
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking term_size v0.2.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]     Checking clap v2.20.5
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking backlight 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/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout] 96  | /     error_chain!{
[INFO] [stdout] 97  | |         foreign_links {
[INFO] [stdout] 98  | |             Io(::std::io::Error);
[INFO] [stdout] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         }
[INFO] [stdout] 107 | |     }
[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/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout] 96  | /     error_chain!{
[INFO] [stdout] 97  | |         foreign_links {
[INFO] [stdout] 98  | |             Io(::std::io::Error);
[INFO] [stdout] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         }
[INFO] [stdout] 107 | |     }
[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/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout] 96  | /     error_chain!{
[INFO] [stdout] 97  | |         foreign_links {
[INFO] [stdout] 98  | |             Io(::std::io::Error);
[INFO] [stdout] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         }
[INFO] [stdout] 107 | |     }
[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/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout] 96  | /     error_chain!{
[INFO] [stdout] 97  | |         foreign_links {
[INFO] [stdout] 98  | |             Io(::std::io::Error);
[INFO] [stdout] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         }
[INFO] [stdout] 107 | |     }
[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/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout] 96  | /     error_chain!{
[INFO] [stdout] 97  | |         foreign_links {
[INFO] [stdout] 98  | |             Io(::std::io::Error);
[INFO] [stdout] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         }
[INFO] [stdout] 107 | |     }
[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/main.rs:96:5
[INFO] [stdout]     |
[INFO] [stdout] 96  | /     error_chain!{
[INFO] [stdout] 97  | |         foreign_links {
[INFO] [stdout] 98  | |             Io(::std::io::Error);
[INFO] [stdout] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         }
[INFO] [stdout] 107 | |     }
[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 28.49s
[INFO] running `Command { std: "docker" "inspect" "44325d44d63a1ed7be9baca44aecbbd6ff55a688a1e69e701955c2d4db58f27f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44325d44d63a1ed7be9baca44aecbbd6ff55a688a1e69e701955c2d4db58f27f", kill_on_drop: false }`
[INFO] [stdout] 44325d44d63a1ed7be9baca44aecbbd6ff55a688a1e69e701955c2d4db58f27f