[INFO] fetching crate exar-client 0.1.0...
[INFO] checking exar-client-0.1.0 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate exar-client 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate exar-client 0.1.0 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exar-client 0.1.0
[INFO] removed path dependency exar from crates.io crate exar-client 0.1.0
[INFO] removed path dependency exar-net from crates.io crate exar-client 0.1.0
[INFO] removed path dependency exar-testkit from crates.io crate exar-client 0.1.0
[INFO] finished tweaking crates.io crate exar-client 0.1.0
[INFO] tweaked toml for crates.io crate exar-client 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 54a239f4cd3bbd3dbcef3aea3f9a0ef7ccc5f6fe412d0a13bdd8ded20d10a14c
[INFO] running `Command { std: "docker" "start" "-a" "54a239f4cd3bbd3dbcef3aea3f9a0ef7ccc5f6fe412d0a13bdd8ded20d10a14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54a239f4cd3bbd3dbcef3aea3f9a0ef7ccc5f6fe412d0a13bdd8ded20d10a14c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54a239f4cd3bbd3dbcef3aea3f9a0ef7ccc5f6fe412d0a13bdd8ded20d10a14c", kill_on_drop: false }`
[INFO] [stdout] 54a239f4cd3bbd3dbcef3aea3f9a0ef7ccc5f6fe412d0a13bdd8ded20d10a14c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "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] 1daaa5c3c92e54f646ec0bf369f9ac70f80b26db52843ab059494106dd1b68cc
[INFO] running `Command { std: "docker" "start" "-a" "1daaa5c3c92e54f646ec0bf369f9ac70f80b26db52843ab059494106dd1b68cc", kill_on_drop: false }`
[INFO] [stderr]     Checking exar-net v0.1.0
[INFO] [stderr]     Checking exar-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:34
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let mut stream = try!(TcpMessageStream::new(stream));
[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/lib.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 try!(stream.send_message(connection_message));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         try!(self.stream.send_message(TcpMessage::Publish(event)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:84:34
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let mut stream = try!(TcpMessageStream::new(stream));
[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/lib.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 try!(stream.send_message(connection_message));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |         try!(self.stream.send_message(TcpMessage::Publish(event)));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:58:14
[INFO] [stdout]    |
[INFO] [stdout] 58 | #[cfg(test)] #[macro_use]
[INFO] [stdout]    |              ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "1daaa5c3c92e54f646ec0bf369f9ac70f80b26db52843ab059494106dd1b68cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1daaa5c3c92e54f646ec0bf369f9ac70f80b26db52843ab059494106dd1b68cc", kill_on_drop: false }`
[INFO] [stdout] 1daaa5c3c92e54f646ec0bf369f9ac70f80b26db52843ab059494106dd1b68cc