[INFO] cloning repository https://github.com/ralvescosta/rust_for_rustaceans_book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ralvescosta/rust_for_rustaceans_book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralvescosta%2Frust_for_rustaceans_book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralvescosta%2Frust_for_rustaceans_book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2a83ec1d8c4c38a828faddad2ce485b7599c83f
[INFO] testing ralvescosta/rust_for_rustaceans_book against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fralvescosta%2Frust_for_rustaceans_book" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ralvescosta/rust_for_rustaceans_book on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ralvescosta/rust_for_rustaceans_book
[INFO] finished tweaking git repo https://github.com/ralvescosta/rust_for_rustaceans_book
[INFO] tweaked toml for git repo https://github.com/ralvescosta/rust_for_rustaceans_book written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ralvescosta/rust_for_rustaceans_book already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a97725d1122cbb1deb09f18abf13867fb3d61e913dd24aab2564b74072b16cc4
[INFO] running `Command { std: "docker" "start" "-a" "a97725d1122cbb1deb09f18abf13867fb3d61e913dd24aab2564b74072b16cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a97725d1122cbb1deb09f18abf13867fb3d61e913dd24aab2564b74072b16cc4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a97725d1122cbb1deb09f18abf13867fb3d61e913dd24aab2564b74072b16cc4", kill_on_drop: false }`
[INFO] [stdout] a97725d1122cbb1deb09f18abf13867fb3d61e913dd24aab2564b74072b16cc4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b0300ba2c4b14930ab86513180a067edc4e9d152ae30314b98871802892e13a
[INFO] running `Command { std: "docker" "start" "-a" "1b0300ba2c4b14930ab86513180a067edc4e9d152ae30314b98871802892e13a", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter_one v0.1.0 (/opt/rustwide/workdir/chapter_one)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "1b0300ba2c4b14930ab86513180a067edc4e9d152ae30314b98871802892e13a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0300ba2c4b14930ab86513180a067edc4e9d152ae30314b98871802892e13a", kill_on_drop: false }`
[INFO] [stdout] 1b0300ba2c4b14930ab86513180a067edc4e9d152ae30314b98871802892e13a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f148af8681aa9542b469c6360d8931e8c10cabad02ad89138d371c39bfeeca8
[INFO] running `Command { std: "docker" "start" "-a" "4f148af8681aa9542b469c6360d8931e8c10cabad02ad89138d371c39bfeeca8", kill_on_drop: false }`
[INFO] [stderr]    Compiling chapter_one v0.1.0 (/opt/rustwide/workdir/chapter_one)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/chapter_one-2bebbceb9d8a10aa)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/chapter_one-39fa2df97d0c1f4e)
[INFO] running `Command { std: "docker" "inspect" "4f148af8681aa9542b469c6360d8931e8c10cabad02ad89138d371c39bfeeca8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f148af8681aa9542b469c6360d8931e8c10cabad02ad89138d371c39bfeeca8", kill_on_drop: false }`
[INFO] [stdout] 4f148af8681aa9542b469c6360d8931e8c10cabad02ad89138d371c39bfeeca8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9729f64f27e66986cdd5c20f9ea058a295eead453bbe5b933f144a4820f190f6
[INFO] running `Command { std: "docker" "start" "-a" "9729f64f27e66986cdd5c20f9ea058a295eead453bbe5b933f144a4820f190f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chapter_one-2bebbceb9d8a10aa)
[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/chapter_one-39fa2df97d0c1f4e)
[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 chapter_one
[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] running `Command { std: "docker" "inspect" "9729f64f27e66986cdd5c20f9ea058a295eead453bbe5b933f144a4820f190f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9729f64f27e66986cdd5c20f9ea058a295eead453bbe5b933f144a4820f190f6", kill_on_drop: false }`
[INFO] [stdout] 9729f64f27e66986cdd5c20f9ea058a295eead453bbe5b933f144a4820f190f6