[INFO] fetching crate bifrost-turn 0.1.0-alpha...
[INFO] testing bifrost-turn-0.1.0-alpha against 1.49.0 for beta-1.50-1
[INFO] extracting crate bifrost-turn 0.1.0-alpha into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bifrost-turn 0.1.0-alpha on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bifrost-turn 0.1.0-alpha
[INFO] finished tweaking crates.io crate bifrost-turn 0.1.0-alpha
[INFO] tweaked toml for crates.io crate bifrost-turn 0.1.0-alpha written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 00fea059ffe67775fcf5056f8d643be7872133060097b958635620e572cf900d
[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" "00fea059ffe67775fcf5056f8d643be7872133060097b958635620e572cf900d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "00fea059ffe67775fcf5056f8d643be7872133060097b958635620e572cf900d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00fea059ffe67775fcf5056f8d643be7872133060097b958635620e572cf900d", kill_on_drop: false }`
[INFO] [stdout] 00fea059ffe67775fcf5056f8d643be7872133060097b958635620e572cf900d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 792581fe6f8819cc9ad040c059d9b362f79b5ecb8d61575a870c03a0789f05a7
[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" "792581fe6f8819cc9ad040c059d9b362f79b5ecb8d61575a870c03a0789f05a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling bifrost-turn v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "792581fe6f8819cc9ad040c059d9b362f79b5ecb8d61575a870c03a0789f05a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792581fe6f8819cc9ad040c059d9b362f79b5ecb8d61575a870c03a0789f05a7", kill_on_drop: false }`
[INFO] [stdout] 792581fe6f8819cc9ad040c059d9b362f79b5ecb8d61575a870c03a0789f05a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "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] 29e26b05ae1ecbf87d2b74c773f5925840cbe7c08a7da26c2cd0b65983f3349c
[INFO] running `Command { std: "docker" "start" "-a" "29e26b05ae1ecbf87d2b74c773f5925840cbe7c08a7da26c2cd0b65983f3349c", kill_on_drop: false }`
[INFO] [stderr]    Compiling bifrost-turn v0.1.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "29e26b05ae1ecbf87d2b74c773f5925840cbe7c08a7da26c2cd0b65983f3349c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e26b05ae1ecbf87d2b74c773f5925840cbe7c08a7da26c2cd0b65983f3349c", kill_on_drop: false }`
[INFO] [stdout] 29e26b05ae1ecbf87d2b74c773f5925840cbe7c08a7da26c2cd0b65983f3349c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75a6a4f578593fc475ee83fe82910b01bd86eefa77936baef2945841fa3a7383
[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" "75a6a4f578593fc475ee83fe82910b01bd86eefa77936baef2945841fa3a7383", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bifrost_turn-d15db5bce9b9158a
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests bifrost-turn
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75a6a4f578593fc475ee83fe82910b01bd86eefa77936baef2945841fa3a7383", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a6a4f578593fc475ee83fe82910b01bd86eefa77936baef2945841fa3a7383", kill_on_drop: false }`
[INFO] [stdout] 75a6a4f578593fc475ee83fe82910b01bd86eefa77936baef2945841fa3a7383