[INFO] fetching crate nydus-util 0.1.0...
[INFO] testing nydus-util-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate nydus-util 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate nydus-util 0.1.0
[INFO] finished tweaking crates.io crate nydus-util 0.1.0
[INFO] tweaked toml for crates.io crate nydus-util 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nydus-util 0.1.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate nydus-util 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6db6dd6c7f46388df687378ae4b06f0e2a616eb6f8201bccc6c607fedbe0765
[INFO] running `Command { std: "docker" "start" "-a" "d6db6dd6c7f46388df687378ae4b06f0e2a616eb6f8201bccc6c607fedbe0765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6db6dd6c7f46388df687378ae4b06f0e2a616eb6f8201bccc6c607fedbe0765", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6db6dd6c7f46388df687378ae4b06f0e2a616eb6f8201bccc6c607fedbe0765", kill_on_drop: false }`
[INFO] [stdout] d6db6dd6c7f46388df687378ae4b06f0e2a616eb6f8201bccc6c607fedbe0765
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90f295ee4a6d44fa80260b0b5120c7ce27c394e4aaaa656dfe5155be43068eeb
[INFO] running `Command { std: "docker" "start" "-a" "90f295ee4a6d44fa80260b0b5120c7ce27c394e4aaaa656dfe5155be43068eeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling nydus-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "90f295ee4a6d44fa80260b0b5120c7ce27c394e4aaaa656dfe5155be43068eeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f295ee4a6d44fa80260b0b5120c7ce27c394e4aaaa656dfe5155be43068eeb", kill_on_drop: false }`
[INFO] [stdout] 90f295ee4a6d44fa80260b0b5120c7ce27c394e4aaaa656dfe5155be43068eeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a558a848750ef4301eb16a5a2589e1a2438f69d7b00fcf5d44766edca1ae25e
[INFO] running `Command { std: "docker" "start" "-a" "8a558a848750ef4301eb16a5a2589e1a2438f69d7b00fcf5d44766edca1ae25e", kill_on_drop: false }`
[INFO] [stderr]    Compiling nydus-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "8a558a848750ef4301eb16a5a2589e1a2438f69d7b00fcf5d44766edca1ae25e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a558a848750ef4301eb16a5a2589e1a2438f69d7b00fcf5d44766edca1ae25e", kill_on_drop: false }`
[INFO] [stdout] 8a558a848750ef4301eb16a5a2589e1a2438f69d7b00fcf5d44766edca1ae25e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9e2a44d9f6639469742664a0c18fdd3abf165e430b2650af08f0e9f0d2c7cf38
[INFO] running `Command { std: "docker" "start" "-a" "9e2a44d9f6639469742664a0c18fdd3abf165e430b2650af08f0e9f0d2c7cf38", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/nydus_util-601b47bfbb490c19)
[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" "9e2a44d9f6639469742664a0c18fdd3abf165e430b2650af08f0e9f0d2c7cf38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e2a44d9f6639469742664a0c18fdd3abf165e430b2650af08f0e9f0d2c7cf38", kill_on_drop: false }`
[INFO] [stdout] 9e2a44d9f6639469742664a0c18fdd3abf165e430b2650af08f0e9f0d2c7cf38