[INFO] fetching crate meio-protocol 0.63.0...
[INFO] testing meio-protocol-0.63.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate meio-protocol 0.63.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate meio-protocol 0.63.0 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 meio-protocol 0.63.0
[INFO] finished tweaking crates.io crate meio-protocol 0.63.0
[INFO] tweaked toml for crates.io crate meio-protocol 0.63.0 written to /workspace/builds/worker-8/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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ef0ed9f237352c6387fe450a46c359469ae5c58686581153b0c023bb6b4ca8e1
[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" "ef0ed9f237352c6387fe450a46c359469ae5c58686581153b0c023bb6b4ca8e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef0ed9f237352c6387fe450a46c359469ae5c58686581153b0c023bb6b4ca8e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0ed9f237352c6387fe450a46c359469ae5c58686581153b0c023bb6b4ca8e1", kill_on_drop: false }`
[INFO] [stdout] ef0ed9f237352c6387fe450a46c359469ae5c58686581153b0c023bb6b4ca8e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 6810de8607ebe297383ccc9ac96bc2fa6fe26721b43378c30e25a9d558ddbe9a
[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" "6810de8607ebe297383ccc9ac96bc2fa6fe26721b43378c30e25a9d558ddbe9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling meio-protocol v0.63.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "6810de8607ebe297383ccc9ac96bc2fa6fe26721b43378c30e25a9d558ddbe9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6810de8607ebe297383ccc9ac96bc2fa6fe26721b43378c30e25a9d558ddbe9a", kill_on_drop: false }`
[INFO] [stdout] 6810de8607ebe297383ccc9ac96bc2fa6fe26721b43378c30e25a9d558ddbe9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 534f4267e15850af104cbf13baf721e93ddc0ecbca1463bf3ffba37871c19a3f
[INFO] running `Command { std: "docker" "start" "-a" "534f4267e15850af104cbf13baf721e93ddc0ecbca1463bf3ffba37871c19a3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling meio-protocol v0.63.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "534f4267e15850af104cbf13baf721e93ddc0ecbca1463bf3ffba37871c19a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534f4267e15850af104cbf13baf721e93ddc0ecbca1463bf3ffba37871c19a3f", kill_on_drop: false }`
[INFO] [stdout] 534f4267e15850af104cbf13baf721e93ddc0ecbca1463bf3ffba37871c19a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d634b248b4859f49faf12da588deb24bdb65a76906dfa40db81cb6cbce70a0d6
[INFO] running `Command { std: "docker" "start" "-a" "d634b248b4859f49faf12da588deb24bdb65a76906dfa40db81cb6cbce70a0d6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/meio_protocol-aee56597de342ce5
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests meio-protocol
[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" "d634b248b4859f49faf12da588deb24bdb65a76906dfa40db81cb6cbce70a0d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d634b248b4859f49faf12da588deb24bdb65a76906dfa40db81cb6cbce70a0d6", kill_on_drop: false }`
[INFO] [stdout] d634b248b4859f49faf12da588deb24bdb65a76906dfa40db81cb6cbce70a0d6