[INFO] fetching crate md-bakery 1.2.0...
[INFO] testing md-bakery-1.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate md-bakery 1.2.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate md-bakery 1.2.0 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 md-bakery 1.2.0
[INFO] finished tweaking crates.io crate md-bakery 1.2.0
[INFO] tweaked toml for crates.io crate md-bakery 1.2.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate md-bakery 1.2.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 9ab8134af306df6d73ec0233d60f45f18b7f4a68b43e8567baba5a44c94f2b8f
[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" "9ab8134af306df6d73ec0233d60f45f18b7f4a68b43e8567baba5a44c94f2b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ab8134af306df6d73ec0233d60f45f18b7f4a68b43e8567baba5a44c94f2b8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab8134af306df6d73ec0233d60f45f18b7f4a68b43e8567baba5a44c94f2b8f", kill_on_drop: false }`
[INFO] [stdout] 9ab8134af306df6d73ec0233d60f45f18b7f4a68b43e8567baba5a44c94f2b8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 97b617c09e5c5a7e77472aa01e2f485141d22a65122027d0561cdec3bc796fce
[INFO] running `Command { std: "docker" "start" "-a" "97b617c09e5c5a7e77472aa01e2f485141d22a65122027d0561cdec3bc796fce", kill_on_drop: false }`
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling md-bakery v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.02s
[INFO] running `Command { std: "docker" "inspect" "97b617c09e5c5a7e77472aa01e2f485141d22a65122027d0561cdec3bc796fce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97b617c09e5c5a7e77472aa01e2f485141d22a65122027d0561cdec3bc796fce", kill_on_drop: false }`
[INFO] [stdout] 97b617c09e5c5a7e77472aa01e2f485141d22a65122027d0561cdec3bc796fce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69d03ef6742b9c96a92d4b23dc5924e4986d50936e77ff96efe323a70f2cbeda
[INFO] running `Command { std: "docker" "start" "-a" "69d03ef6742b9c96a92d4b23dc5924e4986d50936e77ff96efe323a70f2cbeda", kill_on_drop: false }`
[INFO] [stderr]    Compiling md-bakery v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "69d03ef6742b9c96a92d4b23dc5924e4986d50936e77ff96efe323a70f2cbeda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d03ef6742b9c96a92d4b23dc5924e4986d50936e77ff96efe323a70f2cbeda", kill_on_drop: false }`
[INFO] [stdout] 69d03ef6742b9c96a92d4b23dc5924e4986d50936e77ff96efe323a70f2cbeda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4f43fa17799ba81fee724f808d2ef8cbbd33226c86b0b9a379889df44c84564a
[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" "4f43fa17799ba81fee724f808d2ef8cbbd33226c86b0b9a379889df44c84564a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mdbakery-03aa10a5c222ce50)
[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" "4f43fa17799ba81fee724f808d2ef8cbbd33226c86b0b9a379889df44c84564a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f43fa17799ba81fee724f808d2ef8cbbd33226c86b0b9a379889df44c84564a", kill_on_drop: false }`
[INFO] [stdout] 4f43fa17799ba81fee724f808d2ef8cbbd33226c86b0b9a379889df44c84564a