[INFO] cloning repository https://github.com/ziboilihua/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ziboilihua/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziboilihua%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziboilihua%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb04bb96926d7f18c83ee16357076522fa87362e
[INFO] testing ziboilihua/rust-practice against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fziboilihua%2Frust-practice" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ziboilihua/rust-practice on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ziboilihua/rust-practice
[INFO] finished tweaking git repo https://github.com/ziboilihua/rust-practice
[INFO] tweaked toml for git repo https://github.com/ziboilihua/rust-practice written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/ziboilihua/rust-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2fd907a81c6b4e491410af9bb3c9349d8b2dcb1a668cbd9075fbc9ad9d06a64
[INFO] running `Command { std: "docker" "start" "-a" "d2fd907a81c6b4e491410af9bb3c9349d8b2dcb1a668cbd9075fbc9ad9d06a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2fd907a81c6b4e491410af9bb3c9349d8b2dcb1a668cbd9075fbc9ad9d06a64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fd907a81c6b4e491410af9bb3c9349d8b2dcb1a668cbd9075fbc9ad9d06a64", kill_on_drop: false }`
[INFO] [stdout] d2fd907a81c6b4e491410af9bb3c9349d8b2dcb1a668cbd9075fbc9ad9d06a64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27193de441bacf204c759f8a0ee0b707cc802dbf84d8b0b9307e42f95ef509f9
[INFO] running `Command { std: "docker" "start" "-a" "27193de441bacf204c759f8a0ee0b707cc802dbf84d8b0b9307e42f95ef509f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling ch3 v0.1.0 (/opt/rustwide/workdir/ch3)
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.13s
[INFO] running `Command { std: "docker" "inspect" "27193de441bacf204c759f8a0ee0b707cc802dbf84d8b0b9307e42f95ef509f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27193de441bacf204c759f8a0ee0b707cc802dbf84d8b0b9307e42f95ef509f9", kill_on_drop: false }`
[INFO] [stdout] 27193de441bacf204c759f8a0ee0b707cc802dbf84d8b0b9307e42f95ef509f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c30fa19b584395242e3c34bdeeafd117b2924e32fff620acc494d4986b28257c
[INFO] running `Command { std: "docker" "start" "-a" "c30fa19b584395242e3c34bdeeafd117b2924e32fff620acc494d4986b28257c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "c30fa19b584395242e3c34bdeeafd117b2924e32fff620acc494d4986b28257c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c30fa19b584395242e3c34bdeeafd117b2924e32fff620acc494d4986b28257c", kill_on_drop: false }`
[INFO] [stdout] c30fa19b584395242e3c34bdeeafd117b2924e32fff620acc494d4986b28257c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 758c6b17dff84f7b0aba0c26b895b82655ec10e6e1f5b3399c03a3b8eec6a1f4
[INFO] running `Command { std: "docker" "start" "-a" "758c6b17dff84f7b0aba0c26b895b82655ec10e6e1f5b3399c03a3b8eec6a1f4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_practice-5574f46c6d9b32d7)
[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" "758c6b17dff84f7b0aba0c26b895b82655ec10e6e1f5b3399c03a3b8eec6a1f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "758c6b17dff84f7b0aba0c26b895b82655ec10e6e1f5b3399c03a3b8eec6a1f4", kill_on_drop: false }`
[INFO] [stdout] 758c6b17dff84f7b0aba0c26b895b82655ec10e6e1f5b3399c03a3b8eec6a1f4