[INFO] cloning repository https://github.com/alexfrydl/lexlib.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexfrydl/lexlib.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfrydl%2Flexlib.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfrydl%2Flexlib.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f2a55e7aea9dceb6b64889f07ded309ef46dc83
[INFO] testing alexfrydl/lexlib.rs against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexfrydl%2Flexlib.rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/alexfrydl/lexlib.rs
[INFO] finished tweaking git repo https://github.com/alexfrydl/lexlib.rs
[INFO] tweaked toml for git repo https://github.com/alexfrydl/lexlib.rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/alexfrydl/lexlib.rs on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/alexfrydl/lexlib.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45993795dbe6eaf04996578511b3562abffc2275992791d8f567802ca750f8b8
[INFO] running `Command { std: "docker" "start" "-a" "45993795dbe6eaf04996578511b3562abffc2275992791d8f567802ca750f8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45993795dbe6eaf04996578511b3562abffc2275992791d8f567802ca750f8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45993795dbe6eaf04996578511b3562abffc2275992791d8f567802ca750f8b8", kill_on_drop: false }`
[INFO] [stdout] 45993795dbe6eaf04996578511b3562abffc2275992791d8f567802ca750f8b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88cac915e11b6debc4f990e549fe56e3960521246d9a6a13d0a2ca8f88bf0753
[INFO] running `Command { std: "docker" "start" "-a" "88cac915e11b6debc4f990e549fe56e3960521246d9a6a13d0a2ca8f88bf0753", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling lexlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "88cac915e11b6debc4f990e549fe56e3960521246d9a6a13d0a2ca8f88bf0753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88cac915e11b6debc4f990e549fe56e3960521246d9a6a13d0a2ca8f88bf0753", kill_on_drop: false }`
[INFO] [stdout] 88cac915e11b6debc4f990e549fe56e3960521246d9a6a13d0a2ca8f88bf0753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b3b6c74789a4436dfa3d1d8d9b3489a308d8e4bc3d03bb5f7f4d665824379b0
[INFO] running `Command { std: "docker" "start" "-a" "6b3b6c74789a4436dfa3d1d8d9b3489a308d8e4bc3d03bb5f7f4d665824379b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexlib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "6b3b6c74789a4436dfa3d1d8d9b3489a308d8e4bc3d03bb5f7f4d665824379b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b3b6c74789a4436dfa3d1d8d9b3489a308d8e4bc3d03bb5f7f4d665824379b0", kill_on_drop: false }`
[INFO] [stdout] 6b3b6c74789a4436dfa3d1d8d9b3489a308d8e4bc3d03bb5f7f4d665824379b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9ed49b7ddd2b6583e8b66e5d2c7e0cc6883be4bf18da4acba0a3cafd8a38e54
[INFO] running `Command { std: "docker" "start" "-a" "b9ed49b7ddd2b6583e8b66e5d2c7e0cc6883be4bf18da4acba0a3cafd8a38e54", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lexlib-87c4868e5d05c474)
[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]    Doc-tests lexlib
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/io/utf8.rs - io::utf8::Utf8CharReader (line 8) - compile ... FAILED
[INFO] [stdout] test src/io/utf8.rs - io::utf8::Utf8ChunkReader (line 35) - compile ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/io/utf8.rs - io::utf8::Utf8CharReader (line 8) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/io/utf8.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let file = File::open("example.txt");
[INFO] [stdout]   |            ^^^^ use of undeclared type `File`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Utf8CharReader`
[INFO] [stdout]  --> src/io/utf8.rs:11:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut reader = Utf8CharReader::new(&mut buf, file);
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^ use of undeclared type `Utf8CharReader`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use lexlib::io::Utf8CharReader;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/io/utf8.rs - io::utf8::Utf8ChunkReader (line 35) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `File`
[INFO] [stdout]  --> src/io/utf8.rs:36:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let file = File::open("example.txt");
[INFO] [stdout]   |            ^^^^ use of undeclared type `File`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::fs::File;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Utf8ChunkReader`
[INFO] [stdout]  --> src/io/utf8.rs:38:18
[INFO] [stdout]   |
[INFO] [stdout] 5 | let mut reader = Utf8ChunkReader::new(&mut buf, file);
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^ use of undeclared type `Utf8ChunkReader`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use lexlib::io::Utf8ChunkReader;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/io/utf8.rs - io::utf8::Utf8CharReader (line 8)
[INFO] [stdout]     src/io/utf8.rs - io::utf8::Utf8ChunkReader (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b9ed49b7ddd2b6583e8b66e5d2c7e0cc6883be4bf18da4acba0a3cafd8a38e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ed49b7ddd2b6583e8b66e5d2c7e0cc6883be4bf18da4acba0a3cafd8a38e54", kill_on_drop: false }`
[INFO] [stdout] b9ed49b7ddd2b6583e8b66e5d2c7e0cc6883be4bf18da4acba0a3cafd8a38e54
