[INFO] fetching crate lines 0.0.6...
[INFO] testing lines-0.0.6 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lines 0.0.6 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate lines 0.0.6 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lines 0.0.6
[INFO] finished tweaking crates.io crate lines 0.0.6
[INFO] tweaked toml for crates.io crate lines 0.0.6 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5757b9aafe8beeaacee7511f1fcc5fb2514e80c36680dc9f7aa1584361aa93b
[INFO] running `Command { std: "docker" "start" "-a" "e5757b9aafe8beeaacee7511f1fcc5fb2514e80c36680dc9f7aa1584361aa93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5757b9aafe8beeaacee7511f1fcc5fb2514e80c36680dc9f7aa1584361aa93b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5757b9aafe8beeaacee7511f1fcc5fb2514e80c36680dc9f7aa1584361aa93b", kill_on_drop: false }`
[INFO] [stdout] e5757b9aafe8beeaacee7511f1fcc5fb2514e80c36680dc9f7aa1584361aa93b
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2f0ff8fbc762c7cac006509212c07c37b4a29778305b75ceb3294cd3c0b966a
[INFO] running `Command { std: "docker" "start" "-a" "b2f0ff8fbc762c7cac006509212c07c37b4a29778305b75ceb3294cd3c0b966a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling lines v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linemapper.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     try!(map_lines(r, |_| { lines += 1; true }));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/linemapper.rs:57:54
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         line_start.extend_from_slice((&b[..i+1]));
[INFO] [stdout]    |                                                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linereader.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |             self.cap = try!(self.inner.read(&mut self.buf[..]));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linereader.rs:179:26
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let $inp = try!(r.read_line());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 | /     try_read_lines!(line in r, {
[INFO] [stdout] 193 | |         lines += 1;
[INFO] [stdout] 194 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `try_read_lines` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.18s
[INFO] running `Command { std: "docker" "inspect" "b2f0ff8fbc762c7cac006509212c07c37b4a29778305b75ceb3294cd3c0b966a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f0ff8fbc762c7cac006509212c07c37b4a29778305b75ceb3294cd3c0b966a", kill_on_drop: false }`
[INFO] [stdout] b2f0ff8fbc762c7cac006509212c07c37b4a29778305b75ceb3294cd3c0b966a
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5527774abb275c63f0ae921b2bebbca558263060bc5b3e767b4b664bf18d845c
[INFO] running `Command { std: "docker" "start" "-a" "5527774abb275c63f0ae921b2bebbca558263060bc5b3e767b4b664bf18d845c", kill_on_drop: false }`
[INFO] [stderr]    Compiling lines v0.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linemapper.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     try!(map_lines(r, |_| { lines += 1; true }));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/linemapper.rs:57:54
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         line_start.extend_from_slice((&b[..i+1]));
[INFO] [stdout]    |                                                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linereader.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |             self.cap = try!(self.inner.read(&mut self.buf[..]));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linereader.rs:179:26
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let $inp = try!(r.read_line());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 | /     try_read_lines!(line in r, {
[INFO] [stdout] 193 | |         lines += 1;
[INFO] [stdout] 194 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `try_read_lines` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linemapper.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     try!(map_lines(r, |_| { lines += 1; true }));
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/linemapper.rs:57:54
[INFO] [stdout]    |
[INFO] [stdout] 57 |                         line_start.extend_from_slice((&b[..i+1]));
[INFO] [stdout]    |                                                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/linereader.rs:95:24
[INFO] [stdout]    |
[INFO] [stdout] 95 |             self.cap = try!(self.inner.read(&mut self.buf[..]));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/linereader.rs:179:26
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 let $inp = try!(r.read_line());
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 192 | /     try_read_lines!(line in r, {
[INFO] [stdout] 193 | |         lines += 1;
[INFO] [stdout] 194 | |     });
[INFO] [stdout]     | |_______- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `try_read_lines` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "5527774abb275c63f0ae921b2bebbca558263060bc5b3e767b4b664bf18d845c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5527774abb275c63f0ae921b2bebbca558263060bc5b3e767b4b664bf18d845c", kill_on_drop: false }`
[INFO] [stdout] 5527774abb275c63f0ae921b2bebbca558263060bc5b3e767b4b664bf18d845c
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8f813a2199d467670d9eb25ad9b0cdc8b248a1f1f22135424e3c8c40d8c8195c
[INFO] running `Command { std: "docker" "start" "-a" "8f813a2199d467670d9eb25ad9b0cdc8b248a1f1f22135424e3c8c40d8c8195c", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/linemapper.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     try!(map_lines(r, |_| { lines += 1; true }));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]   --> src/linemapper.rs:57:54
[INFO] [stderr]    |
[INFO] [stderr] 57 |                         line_start.extend_from_slice((&b[..i+1]));
[INFO] [stderr]    |                                                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/linereader.rs:95:24
[INFO] [stderr]    |
[INFO] [stderr] 95 |             self.cap = try!(self.inner.read(&mut self.buf[..]));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/linereader.rs:179:26
[INFO] [stderr]     |
[INFO] [stderr] 179 |                 let $inp = try!(r.read_line());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 192 | /     try_read_lines!(line in r, {
[INFO] [stderr] 193 | |         lines += 1;
[INFO] [stderr] 194 | |     });
[INFO] [stderr]     | |_______- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in the macro `try_read_lines` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `lines` (lib) generated 4 warnings
[INFO] [stderr] warning: `lines` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lines-b26065b48134f68b)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test bytes::test_index ... ok
[INFO] [stdout] test bytes::test_index_byte_not_found ... ok
[INFO] [stdout] test bytes::test_index_non16b_start ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-309bcda3b9d08725)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_linemapper_linecount ... ok
[INFO] [stdout] test test_linereader_linecount ... ok
[INFO] [stdout] test test_linemapper_lines ... ok
[INFO] [stdout] test test_linereader_lines ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lines
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> /opt/rustwide/workdir/src/linemapper.rs:57:54
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 57 |                         line_start.extend_from_slice((&b[..i+1]));
[INFO] [stdout] 
[INFO] [stderr]    |                                                      ^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] running `Command { std: "docker" "inspect" "8f813a2199d467670d9eb25ad9b0cdc8b248a1f1f22135424e3c8c40d8c8195c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f813a2199d467670d9eb25ad9b0cdc8b248a1f1f22135424e3c8c40d8c8195c", kill_on_drop: false }`
[INFO] [stdout] 8f813a2199d467670d9eb25ad9b0cdc8b248a1f1f22135424e3c8c40d8c8195c