[INFO] crate linecount 0.1.0 is already in cache
[INFO] testing linecount-0.1.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate linecount 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate linecount 0.1.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate linecount 0.1.0
[INFO] finished tweaking crates.io crate linecount 0.1.0
[INFO] tweaked toml for crates.io crate linecount 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e8aa4100d841ba4d69a6c5ee13d3eb4f3c40c7ada6ae75b2fdaf07c82c78782a
[INFO] running `"docker" "start" "-a" "e8aa4100d841ba4d69a6c5ee13d3eb4f3c40c7ada6ae75b2fdaf07c82c78782a"`
[INFO] [stderr]    Compiling linecount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `"docker" "inspect" "e8aa4100d841ba4d69a6c5ee13d3eb4f3c40c7ada6ae75b2fdaf07c82c78782a"`
[INFO] running `"docker" "rm" "-f" "e8aa4100d841ba4d69a6c5ee13d3eb4f3c40c7ada6ae75b2fdaf07c82c78782a"`
[INFO] [stdout] e8aa4100d841ba4d69a6c5ee13d3eb4f3c40c7ada6ae75b2fdaf07c82c78782a
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b4e1f69afbbd1af2ac5fcae97ea23303183b47f1087269eaa545e407829f9f64
[INFO] running `"docker" "start" "-a" "b4e1f69afbbd1af2ac5fcae97ea23303183b47f1087269eaa545e407829f9f64"`
[INFO] [stderr]    Compiling linecount v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `"docker" "inspect" "b4e1f69afbbd1af2ac5fcae97ea23303183b47f1087269eaa545e407829f9f64"`
[INFO] running `"docker" "rm" "-f" "b4e1f69afbbd1af2ac5fcae97ea23303183b47f1087269eaa545e407829f9f64"`
[INFO] [stdout] b4e1f69afbbd1af2ac5fcae97ea23303183b47f1087269eaa545e407829f9f64
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 891dd33c0da484a99f35387d3019bf11b9141ce1f7556c6d93667ebe6aedacd5
[INFO] running `"docker" "start" "-a" "891dd33c0da484a99f35387d3019bf11b9141ce1f7556c6d93667ebe6aedacd5"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/linecount-a26ce6f84faeddf5
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_count_lines ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lc-a03af0663d62ada8
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests linecount
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - count_lines (line 19) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - count_lines (line 19) stdout ----
[INFO] [stdout] error: expected `;`, found `keyword `let``
[INFO] [stdout]  --> src/lib.rs:20:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | use linecount::count_lines
[INFO] [stdout]   |                           ^ help: add `;` here
[INFO] [stdout] 5 | let lines: usize = count_lines(std::fs::File.open("foo.txt").unwrap()).unwrap()
[INFO] [stdout]   | --- unexpected token
[INFO] [stdout] 
[INFO] [stdout] error: expected `;`, found ``}``
[INFO] [stdout]  --> src/lib.rs:21:80
[INFO] [stdout]   |
[INFO] [stdout] 5 | let lines: usize = count_lines(std::fs::File.open("foo.txt").unwrap()).unwrap()
[INFO] [stdout]   |                                                                                ^ help: add `;` here
[INFO] [stdout] 6 | }
[INFO] [stdout]   | - unexpected token
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found struct `std::fs::File`
[INFO] [stdout]  --> src/lib.rs:21:32
[INFO] [stdout]   |
[INFO] [stdout] 5 | let lines: usize = count_lines(std::fs::File.open("foo.txt").unwrap()).unwrap()
[INFO] [stdout]   |                                ^^^^^^^^^^^^^-----
[INFO] [stdout]   |                                |
[INFO] [stdout]   |                                help: use the path separator to refer to an item: `std::fs::File::open`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0423`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - count_lines (line 19)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `"docker" "inspect" "891dd33c0da484a99f35387d3019bf11b9141ce1f7556c6d93667ebe6aedacd5"`
[INFO] running `"docker" "rm" "-f" "891dd33c0da484a99f35387d3019bf11b9141ce1f7556c6d93667ebe6aedacd5"`
[INFO] [stdout] 891dd33c0da484a99f35387d3019bf11b9141ce1f7556c6d93667ebe6aedacd5