[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f69e9ad5d1bb9f6dba286b8914f0b97ae6473f8c
[INFO] testing Michael-F-Bryan/backlight against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMichael-F-Bryan%2Fbacklight" "/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/Michael-F-Bryan/backlight on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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-3/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", 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] b1e813dcd5647dd53165ac6f26555938f75e207da8f174f091b415fb22cefe4a
[INFO] running `Command { std: "docker" "start" "-a" "b1e813dcd5647dd53165ac6f26555938f75e207da8f174f091b415fb22cefe4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1e813dcd5647dd53165ac6f26555938f75e207da8f174f091b415fb22cefe4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e813dcd5647dd53165ac6f26555938f75e207da8f174f091b415fb22cefe4a", kill_on_drop: false }`
[INFO] [stdout] b1e813dcd5647dd53165ac6f26555938f75e207da8f174f091b415fb22cefe4a
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09be7b849f1c58536208f29465f521985e46bbbc6c479216d3419a73df752e99
[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" "09be7b849f1c58536208f29465f521985e46bbbc6c479216d3419a73df752e99", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling backtrace v0.3.0
[INFO] [stderr]    Compiling term_size v0.2.3
[INFO] [stderr]    Compiling clap v2.20.5
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.10
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling backlight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.24s
[INFO] running `Command { std: "docker" "inspect" "09be7b849f1c58536208f29465f521985e46bbbc6c479216d3419a73df752e99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09be7b849f1c58536208f29465f521985e46bbbc6c479216d3419a73df752e99", kill_on_drop: false }`
[INFO] [stdout] 09be7b849f1c58536208f29465f521985e46bbbc6c479216d3419a73df752e99
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a911501e295e4611cde103888a74b2577ca654d7f6905085cb3dc149267c642
[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" "1a911501e295e4611cde103888a74b2577ca654d7f6905085cb3dc149267c642", kill_on_drop: false }`
[INFO] [stderr]    Compiling backlight v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item '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 item '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 item '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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "1a911501e295e4611cde103888a74b2577ca654d7f6905085cb3dc149267c642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a911501e295e4611cde103888a74b2577ca654d7f6905085cb3dc149267c642", kill_on_drop: false }`
[INFO] [stdout] 1a911501e295e4611cde103888a74b2577ca654d7f6905085cb3dc149267c642
[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" "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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4c7672bcd46f1de7028f74646bac8f17060b2564b92b07589e7aacab5a41e44
[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" "c4c7672bcd46f1de7028f74646bac8f17060b2564b92b07589e7aacab5a41e44", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     error_chain!{
[INFO] [stderr] 97  | |         foreign_links {
[INFO] [stderr] 98  | |             Io(::std::io::Error);
[INFO] [stderr] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |         }
[INFO] [stderr] 107 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` 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: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/main.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     error_chain!{
[INFO] [stderr] 97  | |         foreign_links {
[INFO] [stderr] 98  | |             Io(::std::io::Error);
[INFO] [stderr] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |         }
[INFO] [stderr] 107 | |     }
[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: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/main.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     error_chain!{
[INFO] [stderr] 97  | |         foreign_links {
[INFO] [stderr] 98  | |             Io(::std::io::Error);
[INFO] [stderr] 99  | |             InvalidInteger(::std::num::ParseIntError);
[INFO] [stderr] ...   |
[INFO] [stderr] 106 | |         }
[INFO] [stderr] 107 | |     }
[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]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/backlight-9be4deb98f152734
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4c7672bcd46f1de7028f74646bac8f17060b2564b92b07589e7aacab5a41e44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c7672bcd46f1de7028f74646bac8f17060b2564b92b07589e7aacab5a41e44", kill_on_drop: false }`
[INFO] [stdout] c4c7672bcd46f1de7028f74646bac8f17060b2564b92b07589e7aacab5a41e44