[INFO] fetching crate ybaas 0.0.9...
[INFO] testing ybaas-0.0.9 against 1.55.0 for beta-1.56-1
[INFO] extracting crate ybaas 0.0.9 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate ybaas 0.0.9 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ybaas 0.0.9
[INFO] finished tweaking crates.io crate ybaas 0.0.9
[INFO] tweaked toml for crates.io crate ybaas 0.0.9 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate ybaas 0.0.9 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33d1025b95c915ada25e52686f8c714305d18247edaefeeebd8011a1e57cc0f6
[INFO] running `Command { std: "docker" "start" "-a" "33d1025b95c915ada25e52686f8c714305d18247edaefeeebd8011a1e57cc0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "33d1025b95c915ada25e52686f8c714305d18247edaefeeebd8011a1e57cc0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33d1025b95c915ada25e52686f8c714305d18247edaefeeebd8011a1e57cc0f6", kill_on_drop: false }`
[INFO] [stdout] 33d1025b95c915ada25e52686f8c714305d18247edaefeeebd8011a1e57cc0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 385e54e9f26a128b924f2bed02f0e31fe7eca8c6f2f5eb663990e725ce6fc81d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "385e54e9f26a128b924f2bed02f0e31fe7eca8c6f2f5eb663990e725ce6fc81d", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling headers-core v0.2.0
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tungstenite v0.12.0
[INFO] [stderr]    Compiling yubibomb v0.2.5
[INFO] [stderr]    Compiling headers v0.3.4
[INFO] [stderr]    Compiling multipart v0.17.1
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling tokio-util v0.6.8
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling tokio-tungstenite v0.13.0
[INFO] [stderr]    Compiling h2 v0.3.4
[INFO] [stderr]    Compiling hyper v0.14.12
[INFO] [stderr]    Compiling warp v0.3.1
[INFO] [stderr]    Compiling ybaas v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.33s
[INFO] running `Command { std: "docker" "inspect" "385e54e9f26a128b924f2bed02f0e31fe7eca8c6f2f5eb663990e725ce6fc81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "385e54e9f26a128b924f2bed02f0e31fe7eca8c6f2f5eb663990e725ce6fc81d", kill_on_drop: false }`
[INFO] [stdout] 385e54e9f26a128b924f2bed02f0e31fe7eca8c6f2f5eb663990e725ce6fc81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05de5170199c21c94ec2ab8b71acc5f3657b0e8c5218e95086d32f11350e833f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "05de5170199c21c94ec2ab8b71acc5f3657b0e8c5218e95086d32f11350e833f", kill_on_drop: false }`
[INFO] [stderr]    Compiling ybaas v0.0.9 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "05de5170199c21c94ec2ab8b71acc5f3657b0e8c5218e95086d32f11350e833f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05de5170199c21c94ec2ab8b71acc5f3657b0e8c5218e95086d32f11350e833f", kill_on_drop: false }`
[INFO] [stdout] 05de5170199c21c94ec2ab8b71acc5f3657b0e8c5218e95086d32f11350e833f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6e8ff125c68a5f7f81bea3450f4b7098f9fc4afac26413403dc568cb322ef95d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6e8ff125c68a5f7f81bea3450f4b7098f9fc4afac26413403dc568cb322ef95d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ybaas-2e4fa8b6bf95903d)
[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" "6e8ff125c68a5f7f81bea3450f4b7098f9fc4afac26413403dc568cb322ef95d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e8ff125c68a5f7f81bea3450f4b7098f9fc4afac26413403dc568cb322ef95d", kill_on_drop: false }`
[INFO] [stdout] 6e8ff125c68a5f7f81bea3450f4b7098f9fc4afac26413403dc568cb322ef95d