[INFO] fetching crate exar-net 0.1.0...
[INFO] checking exar-net-0.1.0 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate exar-net 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate exar-net 0.1.0 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exar-net 0.1.0
[INFO] removed path dependency exar from crates.io crate exar-net 0.1.0
[INFO] removed path dependency exar-testkit from crates.io crate exar-net 0.1.0
[INFO] finished tweaking crates.io crate exar-net 0.1.0
[INFO] tweaked toml for crates.io crate exar-net 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ce08cfcb2ae1fcf8d654edcb55c80d5cee8f31965dedb4f6760222aad8e5688
[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" "2ce08cfcb2ae1fcf8d654edcb55c80d5cee8f31965dedb4f6760222aad8e5688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ce08cfcb2ae1fcf8d654edcb55c80d5cee8f31965dedb4f6760222aad8e5688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce08cfcb2ae1fcf8d654edcb55c80d5cee8f31965dedb4f6760222aad8e5688", kill_on_drop: false }`
[INFO] [stdout] 2ce08cfcb2ae1fcf8d654edcb55c80d5cee8f31965dedb4f6760222aad8e5688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d79c6ac87b2f5bafacd93de128cfaaea739526cceb1965f755d193673dd23c2
[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" "8d79c6ac87b2f5bafacd93de128cfaaea739526cceb1965f755d193673dd23c2", kill_on_drop: false }`
[INFO] [stderr]     Checking exar-net v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let message_type: String = try!(parser.parse_next());
[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/message.rs:66:44
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let collection_name = try!(parser.parse_next());
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:75:44
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:77:36
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 let tags: String = try!(parser.parse_next());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let timestamp = try!(parser.parse_next());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:79:36
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:84:32
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let event_id = try!(parser.parse_next());
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:90:28
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 let live = try!(parser.parse_next());
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 let offset = try!(parser.parse_next());
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:99:44
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message.rs:104:44
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]    --> src/lib.rs:123:1
[INFO] [stdout]     |
[INFO] [stdout] 123 | #[macro_use]
[INFO] [stdout]     | ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:63:36
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let message_type: String = try!(parser.parse_next());
[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/message.rs:66:44
[INFO] [stdout]    |
[INFO] [stdout] 66 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:68:39
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 let collection_name = try!(parser.parse_next());
[INFO] [stdout]    |                                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:75:44
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:77:36
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 let tags: String = try!(parser.parse_next());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:78:33
[INFO] [stdout]    |
[INFO] [stdout] 78 |                 let timestamp = try!(parser.parse_next());
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:79:36
[INFO] [stdout]    |
[INFO] [stdout] 79 |                 let data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:84:32
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 let event_id = try!(parser.parse_next());
[INFO] [stdout]    |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:88:44
[INFO] [stdout]    |
[INFO] [stdout] 88 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:90:28
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 let live = try!(parser.parse_next());
[INFO] [stdout]    |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:91:30
[INFO] [stdout]    |
[INFO] [stdout] 91 |                 let offset = try!(parser.parse_next());
[INFO] [stdout]    |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:99:44
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]    |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/message.rs:104:44
[INFO] [stdout]     |
[INFO] [stdout] 104 |                 let message_data: String = try!(parser.parse_next());
[INFO] [stdout]     |                                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "8d79c6ac87b2f5bafacd93de128cfaaea739526cceb1965f755d193673dd23c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d79c6ac87b2f5bafacd93de128cfaaea739526cceb1965f755d193673dd23c2", kill_on_drop: false }`
[INFO] [stdout] 8d79c6ac87b2f5bafacd93de128cfaaea739526cceb1965f755d193673dd23c2