[INFO] cloning repository https://github.com/celedituro/taller_de_programacion_ejercicio_diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/celedituro/taller_de_programacion_ejercicio_diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceledituro%2Ftaller_de_programacion_ejercicio_diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceledituro%2Ftaller_de_programacion_ejercicio_diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93776f95fbc85cae267e519b03dd9a44615f7ac7
[INFO] testing celedituro/taller_de_programacion_ejercicio_diff against 1.76.0 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceledituro%2Ftaller_de_programacion_ejercicio_diff" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff
[INFO] finished tweaking git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff
[INFO] tweaked toml for git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fdfdd8076f3302fa746210fc491759d0ee57f303c13fbc6eb62b33ec051f04ff
[INFO] running `Command { std: "docker" "start" "-a" "fdfdd8076f3302fa746210fc491759d0ee57f303c13fbc6eb62b33ec051f04ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fdfdd8076f3302fa746210fc491759d0ee57f303c13fbc6eb62b33ec051f04ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdfdd8076f3302fa746210fc491759d0ee57f303c13fbc6eb62b33ec051f04ff", kill_on_drop: false }`
[INFO] [stdout] fdfdd8076f3302fa746210fc491759d0ee57f303c13fbc6eb62b33ec051f04ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a0267c1e3f93ffa0f4265cdc5aa1906b290146ee3142774f953d1b5e2133de3
[INFO] running `Command { std: "docker" "start" "-a" "6a0267c1e3f93ffa0f4265cdc5aa1906b290146ee3142774f953d1b5e2133de3", kill_on_drop: false }`
[INFO] [stderr]    Compiling ejercicio_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "6a0267c1e3f93ffa0f4265cdc5aa1906b290146ee3142774f953d1b5e2133de3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a0267c1e3f93ffa0f4265cdc5aa1906b290146ee3142774f953d1b5e2133de3", kill_on_drop: false }`
[INFO] [stdout] 6a0267c1e3f93ffa0f4265cdc5aa1906b290146ee3142774f953d1b5e2133de3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f8e3223b41818993262e4123a141e22166442da5d0fdfe02e41eb4833b3df71
[INFO] running `Command { std: "docker" "start" "-a" "6f8e3223b41818993262e4123a141e22166442da5d0fdfe02e41eb4833b3df71", kill_on_drop: false }`
[INFO] [stderr]    Compiling ejercicio_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "6f8e3223b41818993262e4123a141e22166442da5d0fdfe02e41eb4833b3df71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8e3223b41818993262e4123a141e22166442da5d0fdfe02e41eb4833b3df71", kill_on_drop: false }`
[INFO] [stdout] 6f8e3223b41818993262e4123a141e22166442da5d0fdfe02e41eb4833b3df71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06fae51532960c79d89186cc101c558a271e6b227c2b6b4a2c3b3fb7ca6609f6
[INFO] running `Command { std: "docker" "start" "-a" "06fae51532960c79d89186cc101c558a271e6b227c2b6b4a2c3b3fb7ca6609f6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ejercicio_diff-d766f5eb8600fbc3)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/ejercicio_diff-b893ca1baa688bff)
[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 ejercicio_diff
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/file.rs - file::read_file_lines (line 9) ... FAILED
[INFO] [stdout] test src/diff.rs - diff::print_diff (line 33) ... FAILED
[INFO] [stdout] test src/diff.rs - diff::print_diff (line 41) ... FAILED
[INFO] [stdout] test src/diff.rs - diff::print_diff (line 49) ... FAILED
[INFO] [stdout] test src/file.rs - file::read_file_lines (line 17) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/file.rs - file::read_file_lines (line 9) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/file.rs:10:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/diff.rs - diff::print_diff (line 33) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/diff.rs:34:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/diff.rs - diff::print_diff (line 41) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/diff.rs:42:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/diff.rs - diff::print_diff (line 49) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/diff.rs:50:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/file.rs - file::read_file_lines (line 17) stdout ----
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]  --> src/file.rs:18:2
[INFO] [stdout]   |
[INFO] [stdout] 1 | ['# Generated by NetworkManager',
[INFO] [stdout]   |  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if you meant to write a `str` literal, use double quotes
[INFO] [stdout]   |
[INFO] [stdout] 1 | ["# Generated by NetworkManager",
[INFO] [stdout]   |  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: prefix `midominio` is unknown
[INFO] [stdout]  --> src/file.rs:19:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | 'search midominio',
[INFO] [stdout]   |         ^^^^^^^^^ unknown prefix
[INFO] [stdout]   |
[INFO] [stdout]   = note: prefixed identifiers and literals are reserved since Rust 2021
[INFO] [stdout] help: consider inserting whitespace here
[INFO] [stdout]   |
[INFO] [stdout] 2 | 'search midominio ',
[INFO] [stdout]   |                  +
[INFO] [stdout] 
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]  --> src/file.rs:19:18
[INFO] [stdout]   |
[INFO] [stdout] 2 |    'search midominio',
[INFO] [stdout]   |  ___________________^-
[INFO] [stdout]   | | __________________|
[INFO] [stdout]   | ||
[INFO] [stdout] 3 | || 'nameserver 192.168.8.1',
[INFO] [stdout]   | || ^
[INFO] [stdout]   | ||_|
[INFO] [stdout]   |  |_help: consider removing the non-printing characters: `,`
[INFO] [stdout]   | 
[INFO] [stdout]   |
[INFO] [stdout] note: there are non-printing characters, the full sequence is `,\n`
[INFO] [stdout]  --> src/file.rs:19:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |   'search midominio',
[INFO] [stdout]   |  ___________________^
[INFO] [stdout] 3 | | 'nameserver 192.168.8.1',
[INFO] [stdout]   | |_
[INFO] [stdout] 
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]  --> src/file.rs:20:24
[INFO] [stdout]   |
[INFO] [stdout] 3 |    'nameserver 192.168.8.1',
[INFO] [stdout]   |  _________________________^-
[INFO] [stdout]   | | ________________________|
[INFO] [stdout]   | ||
[INFO] [stdout] 4 | || 'nameserver 8.8.8.8']
[INFO] [stdout]   | || ^
[INFO] [stdout]   | ||_|
[INFO] [stdout]   |  |_help: consider removing the non-printing characters: `,`
[INFO] [stdout]   | 
[INFO] [stdout]   |
[INFO] [stdout] note: there are non-printing characters, the full sequence is `,\n`
[INFO] [stdout]  --> src/file.rs:20:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |   'nameserver 192.168.8.1',
[INFO] [stdout]   |  _________________________^
[INFO] [stdout] 4 | | 'nameserver 8.8.8.8']
[INFO] [stdout]   | |_
[INFO] [stdout] 
[INFO] [stdout] error[E0762]: unterminated character literal
[INFO] [stdout]  --> src/file.rs:21:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | 'nameserver 8.8.8.8']
[INFO] [stdout]   |                    ^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0762`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/diff.rs - diff::print_diff (line 33)
[INFO] [stdout]     src/diff.rs - diff::print_diff (line 41)
[INFO] [stdout]     src/diff.rs - diff::print_diff (line 49)
[INFO] [stdout]     src/file.rs - file::read_file_lines (line 17)
[INFO] [stdout]     src/file.rs - file::read_file_lines (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "06fae51532960c79d89186cc101c558a271e6b227c2b6b4a2c3b3fb7ca6609f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06fae51532960c79d89186cc101c558a271e6b227c2b6b4a2c3b3fb7ca6609f6", kill_on_drop: false }`
[INFO] [stdout] 06fae51532960c79d89186cc101c558a271e6b227c2b6b4a2c3b3fb7ca6609f6
[INFO] testing celedituro/taller_de_programacion_ejercicio_diff against beta-2024-02-10 for beta-1.77-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceledituro%2Ftaller_de_programacion_ejercicio_diff" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff on toolchain beta-2024-02-10
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff
[INFO] finished tweaking git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff
[INFO] tweaked toml for git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/celedituro/taller_de_programacion_ejercicio_diff 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" "+beta-2024-02-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c8299063c84d1d34754e47bce21fa59c6aac7188445e9de48d5a1ce3020742e
[INFO] running `Command { std: "docker" "start" "-a" "6c8299063c84d1d34754e47bce21fa59c6aac7188445e9de48d5a1ce3020742e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c8299063c84d1d34754e47bce21fa59c6aac7188445e9de48d5a1ce3020742e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8299063c84d1d34754e47bce21fa59c6aac7188445e9de48d5a1ce3020742e", kill_on_drop: false }`
[INFO] [stdout] 6c8299063c84d1d34754e47bce21fa59c6aac7188445e9de48d5a1ce3020742e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f42ef5e79e3dacd4ec3acf347e664de7a4ac92511f12bba79057f70251f936d
[INFO] running `Command { std: "docker" "start" "-a" "2f42ef5e79e3dacd4ec3acf347e664de7a4ac92511f12bba79057f70251f936d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ejercicio_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "2f42ef5e79e3dacd4ec3acf347e664de7a4ac92511f12bba79057f70251f936d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f42ef5e79e3dacd4ec3acf347e664de7a4ac92511f12bba79057f70251f936d", kill_on_drop: false }`
[INFO] [stdout] 2f42ef5e79e3dacd4ec3acf347e664de7a4ac92511f12bba79057f70251f936d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88e8bbe859953137f3a309ae18345bcfc6f4ab03f0724012c1b947f48b999dad
[INFO] running `Command { std: "docker" "start" "-a" "88e8bbe859953137f3a309ae18345bcfc6f4ab03f0724012c1b947f48b999dad", kill_on_drop: false }`
[INFO] [stderr]    Compiling ejercicio_diff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "88e8bbe859953137f3a309ae18345bcfc6f4ab03f0724012c1b947f48b999dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88e8bbe859953137f3a309ae18345bcfc6f4ab03f0724012c1b947f48b999dad", kill_on_drop: false }`
[INFO] [stdout] 88e8bbe859953137f3a309ae18345bcfc6f4ab03f0724012c1b947f48b999dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-02-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e8dd96ecd588f7ed5c2e407f4d6819dc63b9f510238c3eea81f89d9b7d8d817c
[INFO] running `Command { std: "docker" "start" "-a" "e8dd96ecd588f7ed5c2e407f4d6819dc63b9f510238c3eea81f89d9b7d8d817c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ejercicio_diff-d42c4a2133eb013f)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/ejercicio_diff-736018b082c4ff81)
[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 ejercicio_diff
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/diff.rs - diff::print_diff (line 33) ... FAILED
[INFO] [stdout] test src/file.rs - file::read_file_lines (line 9) ... FAILED
[INFO] [stdout] test src/diff.rs - diff::print_diff (line 41) ... FAILED
[INFO] [stdout] test src/diff.rs - diff::print_diff (line 49) ... FAILED
[INFO] [stdout] test src/file.rs - file::read_file_lines (line 17) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/diff.rs - diff::print_diff (line 33) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/diff.rs:34:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/file.rs - file::read_file_lines (line 9) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/file.rs:10:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/diff.rs - diff::print_diff (line 41) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/diff.rs:42:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/diff.rs - diff::print_diff (line 49) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `by`
[INFO] [stdout]  --> src/diff.rs:50:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | Generated by NetworkManager
[INFO] [stdout]   |           ^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/file.rs - file::read_file_lines (line 17) stdout ----
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]  --> src/file.rs:18:2
[INFO] [stdout]   |
[INFO] [stdout] 1 | ['# Generated by NetworkManager',
[INFO] [stdout]   |  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: if you meant to write a `str` literal, use double quotes
[INFO] [stdout]   |
[INFO] [stdout] 1 | ["# Generated by NetworkManager",
[INFO] [stdout]   |  ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] error: prefix `midominio` is unknown
[INFO] [stdout]  --> src/file.rs:19:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | 'search midominio',
[INFO] [stdout]   |         ^^^^^^^^^ unknown prefix
[INFO] [stdout]   |
[INFO] [stdout]   = note: prefixed identifiers and literals are reserved since Rust 2021
[INFO] [stdout] help: consider inserting whitespace here
[INFO] [stdout]   |
[INFO] [stdout] 2 | 'search midominio ',
[INFO] [stdout]   |                  +
[INFO] [stdout] 
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]  --> src/file.rs:19:18
[INFO] [stdout]   |
[INFO] [stdout] 2 |    'search midominio',
[INFO] [stdout]   |  ___________________^-
[INFO] [stdout]   | | __________________|
[INFO] [stdout]   | ||
[INFO] [stdout] 3 | || 'nameserver 192.168.8.1',
[INFO] [stdout]   | || ^
[INFO] [stdout]   | ||_|
[INFO] [stdout]   |  |_help: consider removing the non-printing characters: `,`
[INFO] [stdout]   | 
[INFO] [stdout]   |
[INFO] [stdout] note: there are non-printing characters, the full sequence is `,\n`
[INFO] [stdout]  --> src/file.rs:19:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |   'search midominio',
[INFO] [stdout]   |  ___________________^
[INFO] [stdout] 3 | | 'nameserver 192.168.8.1',
[INFO] [stdout]   | |_
[INFO] [stdout] 
[INFO] [stdout] error: character literal may only contain one codepoint
[INFO] [stdout]  --> src/file.rs:20:24
[INFO] [stdout]   |
[INFO] [stdout] 3 |    'nameserver 192.168.8.1',
[INFO] [stdout]   |  _________________________^-
[INFO] [stdout]   | | ________________________|
[INFO] [stdout]   | ||
[INFO] [stdout] 4 | || 'nameserver 8.8.8.8']
[INFO] [stdout]   | || ^
[INFO] [stdout]   | ||_|
[INFO] [stdout]   |  |_help: consider removing the non-printing characters: `,`
[INFO] [stdout]   | 
[INFO] [stdout]   |
[INFO] [stdout] note: there are non-printing characters, the full sequence is `,\n`
[INFO] [stdout]  --> src/file.rs:20:25
[INFO] [stdout]   |
[INFO] [stdout] 3 |   'nameserver 192.168.8.1',
[INFO] [stdout]   |  _________________________^
[INFO] [stdout] 4 | | 'nameserver 8.8.8.8']
[INFO] [stdout]   | |_
[INFO] [stdout] 
[INFO] [stdout] error[E0762]: unterminated character literal
[INFO] [stdout]  --> src/file.rs:21:20
[INFO] [stdout]   |
[INFO] [stdout] 4 | 'nameserver 8.8.8.8']
[INFO] [stdout]   |                    ^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0762`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/diff.rs - diff::print_diff (line 33)
[INFO] [stdout]     src/diff.rs - diff::print_diff (line 41)
[INFO] [stdout]     src/diff.rs - diff::print_diff (line 49)
[INFO] [stdout]     src/file.rs - file::read_file_lines (line 17)
[INFO] [stdout]     src/file.rs - file::read_file_lines (line 9)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 5 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "e8dd96ecd588f7ed5c2e407f4d6819dc63b9f510238c3eea81f89d9b7d8d817c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e8dd96ecd588f7ed5c2e407f4d6819dc63b9f510238c3eea81f89d9b7d8d817c", kill_on_drop: false }`
[INFO] [stdout] e8dd96ecd588f7ed5c2e407f4d6819dc63b9f510238c3eea81f89d9b7d8d817c
