[INFO] fetching crate cxmr-util-servers 0.0.1...
[INFO] testing cxmr-util-servers-0.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate cxmr-util-servers 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate cxmr-util-servers 0.0.1 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 cxmr-util-servers 0.0.1
[INFO] finished tweaking crates.io crate cxmr-util-servers 0.0.1
[INFO] tweaked toml for crates.io crate cxmr-util-servers 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--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" "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] cbff46c32a5a6818d55ce00e782eab5fa05b4e68bd7cf8b3a40e262e8c3862b7
[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" "cbff46c32a5a6818d55ce00e782eab5fa05b4e68bd7cf8b3a40e262e8c3862b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbff46c32a5a6818d55ce00e782eab5fa05b4e68bd7cf8b3a40e262e8c3862b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbff46c32a5a6818d55ce00e782eab5fa05b4e68bd7cf8b3a40e262e8c3862b7", kill_on_drop: false }`
[INFO] [stdout] cbff46c32a5a6818d55ce00e782eab5fa05b4e68bd7cf8b3a40e262e8c3862b7
[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" "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] 87e432e9391ef93366aa9a95aef96101ffa2297241674ccc34f0e04514166709
[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" "87e432e9391ef93366aa9a95aef96101ffa2297241674ccc34f0e04514166709", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling tracing v0.1.22
[INFO] [stderr]    Compiling http v0.2.2
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling socket2 v0.3.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling http-body v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling cxmr-util-servers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "87e432e9391ef93366aa9a95aef96101ffa2297241674ccc34f0e04514166709", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e432e9391ef93366aa9a95aef96101ffa2297241674ccc34f0e04514166709", kill_on_drop: false }`
[INFO] [stdout] 87e432e9391ef93366aa9a95aef96101ffa2297241674ccc34f0e04514166709
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 79756c18f6daca830c559f21978e32c3ca1430d84623c82023424825f6ba396e
[INFO] running `Command { std: "docker" "start" "-a" "79756c18f6daca830c559f21978e32c3ca1430d84623c82023424825f6ba396e", kill_on_drop: false }`
[INFO] [stderr]    Compiling cxmr-util-servers v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "79756c18f6daca830c559f21978e32c3ca1430d84623c82023424825f6ba396e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79756c18f6daca830c559f21978e32c3ca1430d84623c82023424825f6ba396e", kill_on_drop: false }`
[INFO] [stdout] 79756c18f6daca830c559f21978e32c3ca1430d84623c82023424825f6ba396e
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be7b29abbff881c8ef312a0cb6cdd3fc105b1f68f3841a548bbd93d90ddbf452
[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" "be7b29abbff881c8ef312a0cb6cdd3fc105b1f68f3841a548bbd93d90ddbf452", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cxmr_util_servers-e52640ad014e4692
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cxmr-util-servers
[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" "be7b29abbff881c8ef312a0cb6cdd3fc105b1f68f3841a548bbd93d90ddbf452", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be7b29abbff881c8ef312a0cb6cdd3fc105b1f68f3841a548bbd93d90ddbf452", kill_on_drop: false }`
[INFO] [stdout] be7b29abbff881c8ef312a0cb6cdd3fc105b1f68f3841a548bbd93d90ddbf452