[INFO] cloning repository https://github.com/codedevstem/rust_the-book
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/codedevstem/rust_the-book" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodedevstem%2Frust_the-book", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcodedevstem%2Frust_the-book'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ca9550ffe520c207d2ba9a256628ee2a20ffc626
[INFO] testing codedevstem/rust_the-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%2Fcodedevstem%2Frust_the-book" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/codedevstem/rust_the-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/codedevstem/rust_the-book
[INFO] finished tweaking git repo https://github.com/codedevstem/rust_the-book
[INFO] tweaked toml for git repo https://github.com/codedevstem/rust_the-book written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/codedevstem/rust_the-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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 478b6c1fe050a8ac1f66c6ca7b4f6ce4966e7374ac112d8e4b14c35c14cbb900
[INFO] running `Command { std: "docker" "start" "-a" "478b6c1fe050a8ac1f66c6ca7b4f6ce4966e7374ac112d8e4b14c35c14cbb900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "478b6c1fe050a8ac1f66c6ca7b4f6ce4966e7374ac112d8e4b14c35c14cbb900", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "478b6c1fe050a8ac1f66c6ca7b4f6ce4966e7374ac112d8e4b14c35c14cbb900", kill_on_drop: false }`
[INFO] [stdout] 478b6c1fe050a8ac1f66c6ca7b4f6ce4966e7374ac112d8e4b14c35c14cbb900
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] c3ab5a26dff2d6579d1b7f8da417d01d97fab00eafcc9b0a02d18a3cedd9e5a2
[INFO] running `Command { std: "docker" "start" "-a" "c3ab5a26dff2d6579d1b7f8da417d01d97fab00eafcc9b0a02d18a3cedd9e5a2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling the_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.89s
[INFO] running `Command { std: "docker" "inspect" "c3ab5a26dff2d6579d1b7f8da417d01d97fab00eafcc9b0a02d18a3cedd9e5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ab5a26dff2d6579d1b7f8da417d01d97fab00eafcc9b0a02d18a3cedd9e5a2", kill_on_drop: false }`
[INFO] [stdout] c3ab5a26dff2d6579d1b7f8da417d01d97fab00eafcc9b0a02d18a3cedd9e5a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] a447b57712654683bba6e358c9c8253172680e08c5fbba1565a63e0612baac1c
[INFO] running `Command { std: "docker" "start" "-a" "a447b57712654683bba6e358c9c8253172680e08c5fbba1565a63e0612baac1c", kill_on_drop: false }`
[INFO] [stderr]    Compiling the_book v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.36s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/the_book-eaa1573f0040cfd8)
[INFO] running `Command { std: "docker" "inspect" "a447b57712654683bba6e358c9c8253172680e08c5fbba1565a63e0612baac1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a447b57712654683bba6e358c9c8253172680e08c5fbba1565a63e0612baac1c", kill_on_drop: false }`
[INFO] [stdout] a447b57712654683bba6e358c9c8253172680e08c5fbba1565a63e0612baac1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 7d4f16377b71d6296a22e2223b7584fce1e284ae97334c983563753d2a6f3364
[INFO] running `Command { std: "docker" "start" "-a" "7d4f16377b71d6296a22e2223b7584fce1e284ae97334c983563753d2a6f3364", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/the_book-eaa1573f0040cfd8)
[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" "7d4f16377b71d6296a22e2223b7584fce1e284ae97334c983563753d2a6f3364", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4f16377b71d6296a22e2223b7584fce1e284ae97334c983563753d2a6f3364", kill_on_drop: false }`
[INFO] [stdout] 7d4f16377b71d6296a22e2223b7584fce1e284ae97334c983563753d2a6f3364