[INFO] fetching crate text-reader 0.2.1...
[INFO] testing text-reader-0.2.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate text-reader 0.2.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate text-reader 0.2.1
[INFO] finished tweaking crates.io crate text-reader 0.2.1
[INFO] tweaked toml for crates.io crate text-reader 0.2.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate text-reader 0.2.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d84e9a076b621be373d400057c7a555a675b58dcf5f94e3ad2d9a2522e3d259
[INFO] running `Command { std: "docker" "start" "-a" "6d84e9a076b621be373d400057c7a555a675b58dcf5f94e3ad2d9a2522e3d259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d84e9a076b621be373d400057c7a555a675b58dcf5f94e3ad2d9a2522e3d259", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d84e9a076b621be373d400057c7a555a675b58dcf5f94e3ad2d9a2522e3d259", kill_on_drop: false }`
[INFO] [stdout] 6d84e9a076b621be373d400057c7a555a675b58dcf5f94e3ad2d9a2522e3d259
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83cd91f33c0c9fc34da6be3328409f46be75841c168efd820f3b466031d28b30
[INFO] running `Command { std: "docker" "start" "-a" "83cd91f33c0c9fc34da6be3328409f46be75841c168efd820f3b466031d28b30", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/textreader.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector {
[INFO] [stdout]    |                   ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "83cd91f33c0c9fc34da6be3328409f46be75841c168efd820f3b466031d28b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83cd91f33c0c9fc34da6be3328409f46be75841c168efd820f3b466031d28b30", kill_on_drop: false }`
[INFO] [stdout] 83cd91f33c0c9fc34da6be3328409f46be75841c168efd820f3b466031d28b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b2ef3d8be501616e3b2051a30e80beba8627bea5a1ba3984e715c75ac472b21
[INFO] running `Command { std: "docker" "start" "-a" "6b2ef3d8be501616e3b2051a30e80beba8627bea5a1ba3984e715c75ac472b21", kill_on_drop: false }`
[INFO] [stderr]    Compiling text-reader v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/textreader.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector {
[INFO] [stdout]    |                   ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/textreader.rs:52:19
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector {
[INFO] [stdout]    |                   ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stdout]    |                                         ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "6b2ef3d8be501616e3b2051a30e80beba8627bea5a1ba3984e715c75ac472b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2ef3d8be501616e3b2051a30e80beba8627bea5a1ba3984e715c75ac472b21", kill_on_drop: false }`
[INFO] [stdout] 6b2ef3d8be501616e3b2051a30e80beba8627bea5a1ba3984e715c75ac472b21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0aba0f381ab000423382ea3f1daa5a62e9d45da0c5d55f6c35cf41d62ed250cc
[INFO] running `Command { std: "docker" "start" "-a" "0aba0f381ab000423382ea3f1daa5a62e9d45da0c5d55f6c35cf41d62ed250cc", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/textreader.rs:52:19
[INFO] [stderr]    |
[INFO] [stderr] 52 |   pub fn detector(&mut self) -> Detector {
[INFO] [stderr]    |                   ^^^^^^^^^     ^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                   |
[INFO] [stderr]    |                   the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 52 |   pub fn detector(&mut self) -> Detector<'_> {
[INFO] [stderr]    |                                         ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `text-reader` (lib) generated 1 warning (run `cargo fix --lib -p text-reader` to apply 1 suggestion)
[INFO] [stderr] warning: `text-reader` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/text_reader-66cc407f4d9ae093)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_detector.rs (/opt/rustwide/target/debug/deps/test_detector-056db484448e13fb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_detector ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_reader.rs (/opt/rustwide/target/debug/deps/test_reader-a4f7341d17703537)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_stat ... ok
[INFO] [stdout] test test_reader ... ok
[INFO] [stdout] test test_while ... 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]    Doc-tests text_reader
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::cursor (line 143) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::position (line 120) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::yes (line 97) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::rollback (line 131) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector (line 9) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::next (line 95) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::peek (line 76) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::next_text (line 79) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::len (line 159) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::new (line 50) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::line (line 132) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::this_line (line 219) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::reset (line 60) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader (line 17) ... ok
[INFO] [stdout] test src/detector.rs - detector::Detector<'a>::next_char (line 63) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::has_next (line 273) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::detector (line 46) ... ok
[INFO] [stdout] test src/textreader.rs - textreader::TextReader::back (line 173) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0aba0f381ab000423382ea3f1daa5a62e9d45da0c5d55f6c35cf41d62ed250cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aba0f381ab000423382ea3f1daa5a62e9d45da0c5d55f6c35cf41d62ed250cc", kill_on_drop: false }`
[INFO] [stdout] 0aba0f381ab000423382ea3f1daa5a62e9d45da0c5d55f6c35cf41d62ed250cc
