[INFO] crate copperline 0.3.0 is already in cache
[INFO] checking copperline-0.3.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate copperline 0.3.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate copperline 0.3.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate copperline 0.3.0
[INFO] finished tweaking crates.io crate copperline 0.3.0
[INFO] tweaked toml for crates.io crate copperline 0.3.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 690bd7e614d2212d6d28669c875dae7bf78b0821278a70cd12fce81675e26b9a
[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" "690bd7e614d2212d6d28669c875dae7bf78b0821278a70cd12fce81675e26b9a"`
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking strcursor v0.1.0
[INFO] [stderr]     Checking nix v0.4.3
[INFO] [stderr]     Checking copperline v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/term.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(flock(fd, FlockArg::LockExclusive));
[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/term.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let original_termios = try!(termios::tcgetattr(fd));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/term.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         try!(termios::tcsetattr(fd, termios::TCSAFLUSH, &raw));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/term.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let n = try!(read(self.in_fd, &mut input));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         try!(ctx.raw.write(&buffer.get_line(ctx.prompt)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let byte = try!(try!(ctx.term.read_byte()).ok_or(Error::EndOfFile));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let byte = try!(try!(ctx.term.read_byte()).ok_or(Error::EndOfFile));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:61
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     instr::Instr::Clear                  => try!(ctx.raw.clear()),
[INFO] [stderr]     |                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let mut raw = try!(self.term.acquire_raw_mode());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/lib.rs:61:26
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 for _ in (0..len) {
[INFO] [stderr]    |                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:109:26
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 for _ in (0..len) {
[INFO] [stderr]     |                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/term.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         try!(flock(fd, FlockArg::LockExclusive));
[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/term.rs:24:32
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let original_termios = try!(termios::tcgetattr(fd));
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/term.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |         try!(termios::tcsetattr(fd, termios::TCSAFLUSH, &raw));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/term.rs:95:17
[INFO] [stderr]    |
[INFO] [stderr] 95 |         let n = try!(read(self.in_fd, &mut input));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         try!(ctx.raw.write(&buffer.get_line(ctx.prompt)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:56:20
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let byte = try!(try!(ctx.term.read_byte()).ok_or(Error::EndOfFile));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:56:25
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let byte = try!(try!(ctx.term.read_byte()).ok_or(Error::EndOfFile));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:104:61
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     instr::Instr::Clear                  => try!(ctx.raw.clear()),
[INFO] [stderr]     |                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:202:23
[INFO] [stderr]     |
[INFO] [stderr] 202 |         let mut raw = try!(self.term.acquire_raw_mode());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]   --> src/lib.rs:61:26
[INFO] [stderr]    |
[INFO] [stderr] 61 |                 for _ in (0..len) {
[INFO] [stderr]    |                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `for` iterator expression
[INFO] [stderr]    --> src/lib.rs:109:26
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 for _ in (0..len) {
[INFO] [stderr]     |                          ^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RawDecoder`
[INFO] [stderr]  --> src/parser.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use encoding::types::{EncodingRef, RawDecoder};
[INFO] [stderr]   |                                    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/buffer.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `pop`
[INFO] [stderr]   --> src/history.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn pop(&mut self) -> Option<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `RawDecoder`
[INFO] [stderr]  --> src/parser.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use encoding::types::{EncodingRef, RawDecoder};
[INFO] [stderr]   |                                    ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/buffer.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn reset(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `pop`
[INFO] [stderr]   --> src/history.rs:67:5
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub fn pop(&mut self) -> Option<String> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.70s
[INFO] running `"docker" "inspect" "690bd7e614d2212d6d28669c875dae7bf78b0821278a70cd12fce81675e26b9a"`
[INFO] running `"docker" "rm" "-f" "690bd7e614d2212d6d28669c875dae7bf78b0821278a70cd12fce81675e26b9a"`
[INFO] [stdout] 690bd7e614d2212d6d28669c875dae7bf78b0821278a70cd12fce81675e26b9a
