[INFO] fetching crate hello-world 0.1.0...
[INFO] testing hello-world-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate hello-world 0.1.0 into /workspace/builds/worker-21/source
[INFO] validating manifest of crates.io crate hello-world 0.1.0 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 hello-world 0.1.0
[INFO] finished tweaking crates.io crate hello-world 0.1.0
[INFO] tweaked toml for crates.io crate hello-world 0.1.0 written to /workspace/builds/worker-21/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] f02d618119a408cdeea6599f859bb7f5c0c4c49bd5d287c7ba46ae38e491d038
[INFO] running `Command { std: "docker" "start" "-a" "f02d618119a408cdeea6599f859bb7f5c0c4c49bd5d287c7ba46ae38e491d038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f02d618119a408cdeea6599f859bb7f5c0c4c49bd5d287c7ba46ae38e491d038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f02d618119a408cdeea6599f859bb7f5c0c4c49bd5d287c7ba46ae38e491d038", kill_on_drop: false }`
[INFO] [stdout] f02d618119a408cdeea6599f859bb7f5c0c4c49bd5d287c7ba46ae38e491d038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 8d68457948fa7d645a50029a4fbeb29b1949681e6c4ac2f6d7c22c1fb5314d68
[INFO] running `Command { std: "docker" "start" "-a" "8d68457948fa7d645a50029a4fbeb29b1949681e6c4ac2f6d7c22c1fb5314d68", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "8d68457948fa7d645a50029a4fbeb29b1949681e6c4ac2f6d7c22c1fb5314d68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d68457948fa7d645a50029a4fbeb29b1949681e6c4ac2f6d7c22c1fb5314d68", kill_on_drop: false }`
[INFO] [stdout] 8d68457948fa7d645a50029a4fbeb29b1949681e6c4ac2f6d7c22c1fb5314d68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 92b4541c9aef8a15baf836cc11da2da52c89200e64fec11c5abda09cf4c706ee
[INFO] running `Command { std: "docker" "start" "-a" "92b4541c9aef8a15baf836cc11da2da52c89200e64fec11c5abda09cf4c706ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/hello_world-8f4d214c3b84be53)
[INFO] running `Command { std: "docker" "inspect" "92b4541c9aef8a15baf836cc11da2da52c89200e64fec11c5abda09cf4c706ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b4541c9aef8a15baf836cc11da2da52c89200e64fec11c5abda09cf4c706ee", kill_on_drop: false }`
[INFO] [stdout] 92b4541c9aef8a15baf836cc11da2da52c89200e64fec11c5abda09cf4c706ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-21/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] 5ccbdb0c3b01e47d3a5c33fefcf7ab4bb408df12288a9970050e80778e5bb9b7
[INFO] running `Command { std: "docker" "start" "-a" "5ccbdb0c3b01e47d3a5c33fefcf7ab4bb408df12288a9970050e80778e5bb9b7", 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/hello_world-8f4d214c3b84be53)
[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 hello-world
[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" "5ccbdb0c3b01e47d3a5c33fefcf7ab4bb408df12288a9970050e80778e5bb9b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ccbdb0c3b01e47d3a5c33fefcf7ab4bb408df12288a9970050e80778e5bb9b7", kill_on_drop: false }`
[INFO] [stdout] 5ccbdb0c3b01e47d3a5c33fefcf7ab4bb408df12288a9970050e80778e5bb9b7