[INFO] crate irc-channel 0.1.1 is already in cache
[INFO] testing irc-channel-0.1.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate irc-channel 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate irc-channel 0.1.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate irc-channel 0.1.1
[INFO] finished tweaking crates.io crate irc-channel 0.1.1
[INFO] tweaked toml for crates.io crate irc-channel 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91e9e6f1b54731d5cc04a661adf2c8962e731e306311545898ecc2327bf82a4b
[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" "91e9e6f1b54731d5cc04a661adf2c8962e731e306311545898ecc2327bf82a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91e9e6f1b54731d5cc04a661adf2c8962e731e306311545898ecc2327bf82a4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e9e6f1b54731d5cc04a661adf2c8962e731e306311545898ecc2327bf82a4b", kill_on_drop: false }`
[INFO] [stdout] 91e9e6f1b54731d5cc04a661adf2c8962e731e306311545898ecc2327bf82a4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24d7f8cd639aafc575a32ab66bc78da9e9be082358e5657cfbade481e313ab20
[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" "24d7f8cd639aafc575a32ab66bc78da9e9be082358e5657cfbade481e313ab20", kill_on_drop: false }`
[INFO] [stderr]    Compiling many2many v0.0.2
[INFO] [stderr]    Compiling irc_message v1.0.0
[INFO] [stderr]    Compiling irc-channel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let conn1 = try!(TcpStream::connect(address));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let conn2 = try!(conn1.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let conn3 = try!(conn1.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "24d7f8cd639aafc575a32ab66bc78da9e9be082358e5657cfbade481e313ab20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d7f8cd639aafc575a32ab66bc78da9e9be082358e5657cfbade481e313ab20", kill_on_drop: false }`
[INFO] [stdout] 24d7f8cd639aafc575a32ab66bc78da9e9be082358e5657cfbade481e313ab20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e49037149601d8429e7d1a082692a0c20031ee06f9cfa2816f493890f8ad59
[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" "85e49037149601d8429e7d1a082692a0c20031ee06f9cfa2816f493890f8ad59", kill_on_drop: false }`
[INFO] [stderr]    Compiling irc-channel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let conn1 = try!(TcpStream::connect(address));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let conn2 = try!(conn1.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let conn3 = try!(conn1.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `select` in this scope
[INFO] [stdout]   --> examples/basic_client.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |         select!{
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> examples/basic_client.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(std_misc)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `irc_message::IrcMessage`
[INFO] [stdout]  --> examples/basic_client.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use irc_message::IrcMessage;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let conn1 = try!(TcpStream::connect(address));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let conn2 = try!(conn1.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:42:17
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let conn3 = try!(conn1.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `irc-channel`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "85e49037149601d8429e7d1a082692a0c20031ee06f9cfa2816f493890f8ad59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e49037149601d8429e7d1a082692a0c20031ee06f9cfa2816f493890f8ad59", kill_on_drop: false }`
[INFO] [stdout] 85e49037149601d8429e7d1a082692a0c20031ee06f9cfa2816f493890f8ad59