[INFO] fetching crate africa 0.0.0...
[INFO] testing africa-0.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate africa 0.0.0 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate africa 0.0.0 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 crates.io crate africa 0.0.0
[INFO] finished tweaking crates.io crate africa 0.0.0
[INFO] tweaked toml for crates.io crate africa 0.0.0 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate africa 0.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] c6cf40ce6d8c39580d8eea2387f359e4fb167918b8f6e73a89c96a3ecf409f0c
[INFO] running `Command { std: "docker" "start" "-a" "c6cf40ce6d8c39580d8eea2387f359e4fb167918b8f6e73a89c96a3ecf409f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6cf40ce6d8c39580d8eea2387f359e4fb167918b8f6e73a89c96a3ecf409f0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6cf40ce6d8c39580d8eea2387f359e4fb167918b8f6e73a89c96a3ecf409f0c", kill_on_drop: false }`
[INFO] [stdout] c6cf40ce6d8c39580d8eea2387f359e4fb167918b8f6e73a89c96a3ecf409f0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] da2d4247089691f1d7a0e5664cd64d1ceff085f956d6585967f82df6d5ad307a
[INFO] running `Command { std: "docker" "start" "-a" "da2d4247089691f1d7a0e5664cd64d1ceff085f956d6585967f82df6d5ad307a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling africa v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "da2d4247089691f1d7a0e5664cd64d1ceff085f956d6585967f82df6d5ad307a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2d4247089691f1d7a0e5664cd64d1ceff085f956d6585967f82df6d5ad307a", kill_on_drop: false }`
[INFO] [stdout] da2d4247089691f1d7a0e5664cd64d1ceff085f956d6585967f82df6d5ad307a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] d94f396fb03d4f07373fe723fa18c73170976fdfcccf26c93abdae4b7cfb2115
[INFO] running `Command { std: "docker" "start" "-a" "d94f396fb03d4f07373fe723fa18c73170976fdfcccf26c93abdae4b7cfb2115", kill_on_drop: false }`
[INFO] [stderr]    Compiling africa v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/africa-1b0adf160a1ee0a2)
[INFO] running `Command { std: "docker" "inspect" "d94f396fb03d4f07373fe723fa18c73170976fdfcccf26c93abdae4b7cfb2115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d94f396fb03d4f07373fe723fa18c73170976fdfcccf26c93abdae4b7cfb2115", kill_on_drop: false }`
[INFO] [stdout] d94f396fb03d4f07373fe723fa18c73170976fdfcccf26c93abdae4b7cfb2115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] 8eddca4768c4479358045e4221786036045bc228600742034e36d368e3b84d1b
[INFO] running `Command { std: "docker" "start" "-a" "8eddca4768c4479358045e4221786036045bc228600742034e36d368e3b84d1b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/africa-1b0adf160a1ee0a2)
[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" "8eddca4768c4479358045e4221786036045bc228600742034e36d368e3b84d1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eddca4768c4479358045e4221786036045bc228600742034e36d368e3b84d1b", kill_on_drop: false }`
[INFO] [stdout] 8eddca4768c4479358045e4221786036045bc228600742034e36d368e3b84d1b