[INFO] fetching crate balanced_binary_tree 0.1.0...
[INFO] testing balanced_binary_tree-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate balanced_binary_tree 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate balanced_binary_tree 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate balanced_binary_tree 0.1.0
[INFO] finished tweaking crates.io crate balanced_binary_tree 0.1.0
[INFO] tweaked toml for crates.io crate balanced_binary_tree 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate balanced_binary_tree 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d1a205ccfcdd919ae633a083e9c0af4755a725d6a9d7b915213fa8671f4fee0
[INFO] running `Command { std: "docker" "start" "-a" "1d1a205ccfcdd919ae633a083e9c0af4755a725d6a9d7b915213fa8671f4fee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d1a205ccfcdd919ae633a083e9c0af4755a725d6a9d7b915213fa8671f4fee0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1a205ccfcdd919ae633a083e9c0af4755a725d6a9d7b915213fa8671f4fee0", kill_on_drop: false }`
[INFO] [stdout] 1d1a205ccfcdd919ae633a083e9c0af4755a725d6a9d7b915213fa8671f4fee0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bb43ffe952435dec375d04b76025729200bfc05ee09c8c23cc22804bcd140ed0
[INFO] running `Command { std: "docker" "start" "-a" "bb43ffe952435dec375d04b76025729200bfc05ee09c8c23cc22804bcd140ed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling balanced_binary_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "bb43ffe952435dec375d04b76025729200bfc05ee09c8c23cc22804bcd140ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb43ffe952435dec375d04b76025729200bfc05ee09c8c23cc22804bcd140ed0", kill_on_drop: false }`
[INFO] [stdout] bb43ffe952435dec375d04b76025729200bfc05ee09c8c23cc22804bcd140ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d46cf8d3800ee03f8a5b5459d51d592764bdcd691d5b7a55fc4f0d58df0c2bf
[INFO] running `Command { std: "docker" "start" "-a" "2d46cf8d3800ee03f8a5b5459d51d592764bdcd691d5b7a55fc4f0d58df0c2bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling balanced_binary_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "2d46cf8d3800ee03f8a5b5459d51d592764bdcd691d5b7a55fc4f0d58df0c2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d46cf8d3800ee03f8a5b5459d51d592764bdcd691d5b7a55fc4f0d58df0c2bf", kill_on_drop: false }`
[INFO] [stdout] 2d46cf8d3800ee03f8a5b5459d51d592764bdcd691d5b7a55fc4f0d58df0c2bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aeb74ee80f52cd94809bfc08343d031cd23f3957c8ffba29ac51f5cccba1b580
[INFO] running `Command { std: "docker" "start" "-a" "aeb74ee80f52cd94809bfc08343d031cd23f3957c8ffba29ac51f5cccba1b580", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/balanced_binary_tree-34010450f622b3eb)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/balanced_binary_tree-2cfd72aa9a7211f3)
[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 balanced_binary_tree
[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] [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" "aeb74ee80f52cd94809bfc08343d031cd23f3957c8ffba29ac51f5cccba1b580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeb74ee80f52cd94809bfc08343d031cd23f3957c8ffba29ac51f5cccba1b580", kill_on_drop: false }`
[INFO] [stdout] aeb74ee80f52cd94809bfc08343d031cd23f3957c8ffba29ac51f5cccba1b580
