[INFO] fetching crate amy 0.10.0...
[INFO] checking amy-0.10.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate amy 0.10.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate amy 0.10.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate amy 0.10.0
[INFO] finished tweaking crates.io crate amy 0.10.0
[INFO] tweaked toml for crates.io crate amy 0.10.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 97afdfa4bc2c98e2adbd24bc0125ac62d391252226d2d179f089687ebc8a90d8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "97afdfa4bc2c98e2adbd24bc0125ac62d391252226d2d179f089687ebc8a90d8"`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking amy v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/line_reader.rs:85:26
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let bytes_read = try!(reader.read(&mut self.buf.vec[self.buf.write_loc..]));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame_reader.rs:100:26
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let bytes_read = try!(reader.read(&mut self.header[self.bytes_read..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame_reader.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let bytes_read = try!(reader.read(&mut self.current[self.bytes_read..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/channel.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |         try!(self.tx.send(msg));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/channel.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             try!(self.user_event.trigger());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/channel.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         try!(self.tx.send(msg));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             try!(self.user_event.trigger());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 |         try!(self.tx.try_send(msg));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             try!(self.user_event.trigger());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             try!(self.user_event.clear());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |             try!(self.user_event.trigger());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/timerfd.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(arm_timer(fd, timeout_in_ms, recurring));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/line_reader.rs:85:26
[INFO] [stderr]    |
[INFO] [stderr] 85 |         let bytes_read = try!(reader.read(&mut self.buf.vec[self.buf.write_loc..]));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame_reader.rs:100:26
[INFO] [stderr]     |
[INFO] [stderr] 100 |         let bytes_read = try!(reader.read(&mut self.header[self.bytes_read..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame_reader.rs:113:26
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let bytes_read = try!(reader.read(&mut self.current[self.bytes_read..]));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/channel.rs:75:9
[INFO] [stderr]    |
[INFO] [stderr] 75 |         try!(self.tx.send(msg));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/channel.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             try!(self.user_event.trigger());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/channel.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |         try!(self.tx.send(msg));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             try!(self.user_event.trigger());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 |         try!(self.tx.try_send(msg));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:110:13
[INFO] [stderr]     |
[INFO] [stderr] 110 |             try!(self.user_event.trigger());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:131:13
[INFO] [stderr]     |
[INFO] [stderr] 131 |             try!(self.user_event.clear());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/channel.rs:141:13
[INFO] [stderr]     |
[INFO] [stderr] 141 |             try!(self.user_event.trigger());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/timerfd.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(arm_timer(fd, timeout_in_ms, recurring));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 12 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> tests/channel_test.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     tx.try_send("b").is_err();
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you intended to assert that this is err, consider `.unwrap_err()` instead
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.69s
[INFO] running `"docker" "inspect" "97afdfa4bc2c98e2adbd24bc0125ac62d391252226d2d179f089687ebc8a90d8"`
[INFO] running `"docker" "rm" "-f" "97afdfa4bc2c98e2adbd24bc0125ac62d391252226d2d179f089687ebc8a90d8"`
[INFO] [stdout] 97afdfa4bc2c98e2adbd24bc0125ac62d391252226d2d179f089687ebc8a90d8