[INFO] fetching crate dhcp4r 0.2.1...
[INFO] testing dhcp4r-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate dhcp4r 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate dhcp4r 0.2.1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dhcp4r 0.2.1
[INFO] finished tweaking crates.io crate dhcp4r 0.2.1
[INFO] tweaked toml for crates.io crate dhcp4r 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate dhcp4r 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum-primitive-derive v0.2.1
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eb0ca464d07f1b400a1e0f0da83da5e4e1c20dd68a19e1e6aeb97cb1e92b71a
[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" "7eb0ca464d07f1b400a1e0f0da83da5e4e1c20dd68a19e1e6aeb97cb1e92b71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eb0ca464d07f1b400a1e0f0da83da5e4e1c20dd68a19e1e6aeb97cb1e92b71a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb0ca464d07f1b400a1e0f0da83da5e4e1c20dd68a19e1e6aeb97cb1e92b71a", kill_on_drop: false }`
[INFO] [stdout] 7eb0ca464d07f1b400a1e0f0da83da5e4e1c20dd68a19e1e6aeb97cb1e92b71a
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a13518e689c3ffbaa529de1ed41ae753a8078d4cafe5bbf10de8a2987ddd0f6c
[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" "a13518e689c3ffbaa529de1ed41ae753a8078d4cafe5bbf10de8a2987ddd0f6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling tap v1.0.0
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]    Compiling bitvec v0.19.4
[INFO] [stderr]    Compiling enum-primitive-derive v0.2.1
[INFO] [stderr]    Compiling dhcp4r v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.71s
[INFO] running `Command { std: "docker" "inspect" "a13518e689c3ffbaa529de1ed41ae753a8078d4cafe5bbf10de8a2987ddd0f6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a13518e689c3ffbaa529de1ed41ae753a8078d4cafe5bbf10de8a2987ddd0f6c", kill_on_drop: false }`
[INFO] [stdout] a13518e689c3ffbaa529de1ed41ae753a8078d4cafe5bbf10de8a2987ddd0f6c
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b03a09d082ebba19155170851398a336f31251ed7b20be03a87628d39a94a768
[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" "b03a09d082ebba19155170851398a336f31251ed7b20be03a87628d39a94a768", kill_on_drop: false }`
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling dhcp4r v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> examples/server.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[macro_use(u32_bytes, bytes_u32)]
[INFO] [stdout]   |             ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "b03a09d082ebba19155170851398a336f31251ed7b20be03a87628d39a94a768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03a09d082ebba19155170851398a336f31251ed7b20be03a87628d39a94a768", kill_on_drop: false }`
[INFO] [stdout] b03a09d082ebba19155170851398a336f31251ed7b20be03a87628d39a94a768
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ca26fc04ed052988d44ed3f544aa9f575ba5a461d3231848b12316380c95e8dd
[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" "ca26fc04ed052988d44ed3f544aa9f575ba5a461d3231848b12316380c95e8dd", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> examples/server.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | #[macro_use(u32_bytes, bytes_u32)]
[INFO] [stderr]   |             ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dhcp4r-a0b8c3fe221b3f11
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests dhcp4r
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "ca26fc04ed052988d44ed3f544aa9f575ba5a461d3231848b12316380c95e8dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca26fc04ed052988d44ed3f544aa9f575ba5a461d3231848b12316380c95e8dd", kill_on_drop: false }`
[INFO] [stdout] ca26fc04ed052988d44ed3f544aa9f575ba5a461d3231848b12316380c95e8dd