[INFO] cloning repository https://github.com/ngmmartins/hands-on-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ngmmartins/hands-on-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fngmmartins%2Fhands-on-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d30b959f8a163507b8ce5d242a6b78b3c34fc93
[INFO] testing ngmmartins/hands-on-rust 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%2Fngmmartins%2Fhands-on-rust" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ngmmartins/hands-on-rust 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/ngmmartins/hands-on-rust
[INFO] finished tweaking git repo https://github.com/ngmmartins/hands-on-rust
[INFO] tweaked toml for git repo https://github.com/ngmmartins/hands-on-rust written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/ngmmartins/hands-on-rust 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] cb093404055aff6e73929ab6bb58eba0819c4a20e40c19b80519ea05feaf62f1
[INFO] running `Command { std: "docker" "start" "-a" "cb093404055aff6e73929ab6bb58eba0819c4a20e40c19b80519ea05feaf62f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb093404055aff6e73929ab6bb58eba0819c4a20e40c19b80519ea05feaf62f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb093404055aff6e73929ab6bb58eba0819c4a20e40c19b80519ea05feaf62f1", kill_on_drop: false }`
[INFO] [stdout] cb093404055aff6e73929ab6bb58eba0819c4a20e40c19b80519ea05feaf62f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 7b81a83d36d3c401feb117d2fac4a51144ac3165d10b837512c8db39cf8badfc
[INFO] running `Command { std: "docker" "start" "-a" "7b81a83d36d3c401feb117d2fac4a51144ac3165d10b837512c8db39cf8badfc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hands-on-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.78s
[INFO] running `Command { std: "docker" "inspect" "7b81a83d36d3c401feb117d2fac4a51144ac3165d10b837512c8db39cf8badfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b81a83d36d3c401feb117d2fac4a51144ac3165d10b837512c8db39cf8badfc", kill_on_drop: false }`
[INFO] [stdout] 7b81a83d36d3c401feb117d2fac4a51144ac3165d10b837512c8db39cf8badfc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 32ae83ce7341b2b845ae006ac161fdd5a826565f52e4523ac820f664ec99f7d9
[INFO] running `Command { std: "docker" "start" "-a" "32ae83ce7341b2b845ae006ac161fdd5a826565f52e4523ac820f664ec99f7d9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hands-on-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.47s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/hands_on_rust-4ecc9337aeb666f1)
[INFO] running `Command { std: "docker" "inspect" "32ae83ce7341b2b845ae006ac161fdd5a826565f52e4523ac820f664ec99f7d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32ae83ce7341b2b845ae006ac161fdd5a826565f52e4523ac820f664ec99f7d9", kill_on_drop: false }`
[INFO] [stdout] 32ae83ce7341b2b845ae006ac161fdd5a826565f52e4523ac820f664ec99f7d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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] 3e54a6d3a7c0a5b63eadbadc0462dee5b298a808a82eb97afbe589a21fbb9d2a
[INFO] running `Command { std: "docker" "start" "-a" "3e54a6d3a7c0a5b63eadbadc0462dee5b298a808a82eb97afbe589a21fbb9d2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/hands_on_rust-4ecc9337aeb666f1)
[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" "3e54a6d3a7c0a5b63eadbadc0462dee5b298a808a82eb97afbe589a21fbb9d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e54a6d3a7c0a5b63eadbadc0462dee5b298a808a82eb97afbe589a21fbb9d2a", kill_on_drop: false }`
[INFO] [stdout] 3e54a6d3a7c0a5b63eadbadc0462dee5b298a808a82eb97afbe589a21fbb9d2a