[INFO] fetching crate hglib 0.1.1...
[INFO] checking hglib-0.1.1 against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] extracting crate hglib 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hglib 0.1.1 on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hglib 0.1.1
[INFO] finished tweaking crates.io crate hglib 0.1.1
[INFO] tweaked toml for crates.io crate hglib 0.1.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5def7850a4a97149de9c2dbdb07f8950da8e7796bb81cf5d96a3b88fc95882c7
[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" "5def7850a4a97149de9c2dbdb07f8950da8e7796bb81cf5d96a3b88fc95882c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5def7850a4a97149de9c2dbdb07f8950da8e7796bb81cf5d96a3b88fc95882c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5def7850a4a97149de9c2dbdb07f8950da8e7796bb81cf5d96a3b88fc95882c7", kill_on_drop: false }`
[INFO] [stdout] 5def7850a4a97149de9c2dbdb07f8950da8e7796bb81cf5d96a3b88fc95882c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9b521a70769ee2804e040612c5049da95d5faaaa3bec2666c885de7f1d7f195
[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" "f9b521a70769ee2804e040612c5049da95d5faaaa3bec2666c885de7f1d7f195", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking hglib v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/connection.rs:93:25
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let cmdserver = try!(
[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/connection.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let (_, length) = try!(self.read_header());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:160:21
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let hello = try!(self.read_body(length));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:163:20
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let caps = try!(fetch_field(hello.next(), b"capabilities")
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let enc = try!(fetch_field(hello.next(), b"encoding")
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let chan = try!(pout.read_u8());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:174:22
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let length = try!(pout.read_i32::<BigEndian>());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         try!(pout.take(length as u64).read_to_end(&mut buf));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let result = try!(pout.read_i32::<BigEndian>());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         try!(pin.write(b"runcommand\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         try!(pin.write_i32::<BigEndian>(len as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         try!(pin.write(command[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             try!(pin.write(b"\0"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |             try!(pin.write(arg));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         try!(self._raw_command(command));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cmdserver.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut conn = try!(Connection::new());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stdout]   --> src/connection.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/connection.rs:93:25
[INFO] [stdout]    |
[INFO] [stdout] 93 |         let cmdserver = try!(
[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/connection.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let (_, length) = try!(self.read_header());
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:160:21
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let hello = try!(self.read_body(length));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:163:20
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let caps = try!(fetch_field(hello.next(), b"capabilities")
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:165:19
[INFO] [stdout]     |
[INFO] [stdout] 165 |         let enc = try!(fetch_field(hello.next(), b"encoding")
[INFO] [stdout]     |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:173:20
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let chan = try!(pout.read_u8());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:174:22
[INFO] [stdout]     |
[INFO] [stdout] 174 |         let length = try!(pout.read_i32::<BigEndian>());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         try!(pout.take(length as u64).read_to_end(&mut buf));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:187:22
[INFO] [stdout]     |
[INFO] [stdout] 187 |         let result = try!(pout.read_i32::<BigEndian>());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:200:9
[INFO] [stdout]     |
[INFO] [stdout] 200 |         try!(pin.write(b"runcommand\n"));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:201:9
[INFO] [stdout]     |
[INFO] [stdout] 201 |         try!(pin.write_i32::<BigEndian>(len as i32));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:202:9
[INFO] [stdout]     |
[INFO] [stdout] 202 |         try!(pin.write(command[0]));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             try!(pin.write(b"\0"));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:205:13
[INFO] [stdout]     |
[INFO] [stdout] 205 |             try!(pin.write(arg));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/connection.rs:213:9
[INFO] [stdout]     |
[INFO] [stdout] 213 |         try!(self._raw_command(command));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/cmdserver.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |         let mut conn = try!(Connection::new());
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stdout]   --> src/connection.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/connection.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stdout]   --> src/connection.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use std::ascii::AsciiExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]   --> examples/client.rs:35:49
[INFO] [stdout]    |
[INFO] [stdout] 35 |              String::from_utf8(output).unwrap().trim_right_matches('\n'));
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stdout]   --> examples/client.rs:37:48
[INFO] [stdout]    |
[INFO] [stdout] 37 |              String::from_utf8(error).unwrap().trim_right_matches('\n'));
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "f9b521a70769ee2804e040612c5049da95d5faaaa3bec2666c885de7f1d7f195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9b521a70769ee2804e040612c5049da95d5faaaa3bec2666c885de7f1d7f195", kill_on_drop: false }`
[INFO] [stdout] f9b521a70769ee2804e040612c5049da95d5faaaa3bec2666c885de7f1d7f195