[INFO] cloning repository https://github.com/teldra/buzz-ed
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/teldra/buzz-ed" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteldra%2Fbuzz-ed", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteldra%2Fbuzz-ed'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ea15ce502af5c963af22f8853a1e1635f3aabe6
[INFO] testing teldra/buzz-ed against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fteldra%2Fbuzz-ed" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/teldra/buzz-ed on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/teldra/buzz-ed
[INFO] finished tweaking git repo https://github.com/teldra/buzz-ed
[INFO] tweaked toml for git repo https://github.com/teldra/buzz-ed written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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 imap-proto v0.7.0
[INFO] [stderr]   Downloaded imap v1.0.2
[INFO] [stderr]   Downloaded mailparse v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 149c8b99132741366cd8c474d5d2ccf5052034b250a3450aa4f64ff919b5315e
[INFO] running `Command { std: "docker" "start" "-a" "149c8b99132741366cd8c474d5d2ccf5052034b250a3450aa4f64ff919b5315e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "149c8b99132741366cd8c474d5d2ccf5052034b250a3450aa4f64ff919b5315e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149c8b99132741366cd8c474d5d2ccf5052034b250a3450aa4f64ff919b5315e", kill_on_drop: false }`
[INFO] [stdout] 149c8b99132741366cd8c474d5d2ccf5052034b250a3450aa4f64ff919b5315e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6dc3f9224faacb7e48eefe8f0e8005de6c036926131270a4d20d6ceb7e101907
[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" "6dc3f9224faacb7e48eefe8f0e8005de6c036926131270a4d20d6ceb7e101907", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling quoted_printable v0.4.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling charset v0.1.2
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling mailparse v0.8.2
[INFO] [stderr]    Compiling imap-proto v0.7.0
[INFO] [stderr]    Compiling imap v1.0.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling buzz-ed v1.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let mut c = try!(
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let cap = try!(c.capabilities());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             try!(c.select("INBOX"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `the_output`
[INFO] [stdout]    --> src/main.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let the_output = Command::new("sh").arg("-c").arg(&commands).output()
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_the_output`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.73s
[INFO] running `Command { std: "docker" "inspect" "6dc3f9224faacb7e48eefe8f0e8005de6c036926131270a4d20d6ceb7e101907", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc3f9224faacb7e48eefe8f0e8005de6c036926131270a4d20d6ceb7e101907", kill_on_drop: false }`
[INFO] [stdout] 6dc3f9224faacb7e48eefe8f0e8005de6c036926131270a4d20d6ceb7e101907
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] d4e4dc309de3883210462f3063f5215136c71e64d8a730ef2dfa061d4f78b67e
[INFO] running `Command { std: "docker" "start" "-a" "d4e4dc309de3883210462f3063f5215136c71e64d8a730ef2dfa061d4f78b67e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling buzz-ed v1.1.11 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:33:25
[INFO] [stdout]    |
[INFO] [stdout] 33 |             let mut c = try!(
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:37:23
[INFO] [stdout]    |
[INFO] [stdout] 37 |             let cap = try!(c.capabilities());
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             try!(c.select("INBOX"));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `the_output`
[INFO] [stdout]    --> src/main.rs:250:13
[INFO] [stdout]     |
[INFO] [stdout] 250 |         let the_output = Command::new("sh").arg("-c").arg(&commands).output()
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_the_output`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 31.50s
[INFO] running `Command { std: "docker" "inspect" "d4e4dc309de3883210462f3063f5215136c71e64d8a730ef2dfa061d4f78b67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4e4dc309de3883210462f3063f5215136c71e64d8a730ef2dfa061d4f78b67e", kill_on_drop: false }`
[INFO] [stdout] d4e4dc309de3883210462f3063f5215136c71e64d8a730ef2dfa061d4f78b67e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 37c5a24db4101d53a93d1006d9bf3a79b1cefd67008fd5a2edd9220cc6e92136
[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" "37c5a24db4101d53a93d1006d9bf3a79b1cefd67008fd5a2edd9220cc6e92136", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:33:25
[INFO] [stderr]    |
[INFO] [stderr] 33 |             let mut c = try!(
[INFO] [stderr]    |                         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:37:23
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let cap = try!(c.capabilities());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/main.rs:41:13
[INFO] [stderr]    |
[INFO] [stderr] 41 |             try!(c.select("INBOX"));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `the_output`
[INFO] [stderr]    --> src/main.rs:250:13
[INFO] [stderr]     |
[INFO] [stderr] 250 |         let the_output = Command::new("sh").arg("-c").arg(&commands).output()
[INFO] [stderr]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_the_output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/buzz_ed-d762e16cf9470f7f
[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" "37c5a24db4101d53a93d1006d9bf3a79b1cefd67008fd5a2edd9220cc6e92136", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37c5a24db4101d53a93d1006d9bf3a79b1cefd67008fd5a2edd9220cc6e92136", kill_on_drop: false }`
[INFO] [stdout] 37c5a24db4101d53a93d1006d9bf3a79b1cefd67008fd5a2edd9220cc6e92136