[INFO] fetching crate async-imap-lite 0.1.2...
[INFO] testing async-imap-lite-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate async-imap-lite 0.1.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate async-imap-lite 0.1.2 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 async-imap-lite 0.1.2
[INFO] finished tweaking crates.io crate async-imap-lite 0.1.2
[INFO] tweaked toml for crates.io crate async-imap-lite 0.1.2 written to /workspace/builds/worker-4/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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eecc1d02dcfb5d621cf48855e9ab30c32655f466e25ddbb4f5b9131db1365512
[INFO] running `Command { std: "docker" "start" "-a" "eecc1d02dcfb5d621cf48855e9ab30c32655f466e25ddbb4f5b9131db1365512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eecc1d02dcfb5d621cf48855e9ab30c32655f466e25ddbb4f5b9131db1365512", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecc1d02dcfb5d621cf48855e9ab30c32655f466e25ddbb4f5b9131db1365512", kill_on_drop: false }`
[INFO] [stdout] eecc1d02dcfb5d621cf48855e9ab30c32655f466e25ddbb4f5b9131db1365512
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] ed4eeec1874a3836b3021ff27ecf0005f3c4ef28c57d3e96d41de5f8ddeeb302
[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" "ed4eeec1874a3836b3021ff27ecf0005f3c4ef28c57d3e96d41de5f8ddeeb302", kill_on_drop: false }`
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling bufstream v0.1.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling futures-lite v0.1.11
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling async-io v0.1.11
[INFO] [stderr]    Compiling blocking v0.5.2
[INFO] [stderr]    Compiling async-net v0.1.2
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling async-stream-packed v0.1.16
[INFO] [stderr]    Compiling async-stream-tls-upgrader v0.1.10
[INFO] [stderr]    Compiling imap-proto v0.10.2
[INFO] [stderr]    Compiling imap-patch-for-async-imap-lite v2.2.0
[INFO] [stderr]    Compiling async-imap-lite v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.96s
[INFO] running `Command { std: "docker" "inspect" "ed4eeec1874a3836b3021ff27ecf0005f3c4ef28c57d3e96d41de5f8ddeeb302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed4eeec1874a3836b3021ff27ecf0005f3c4ef28c57d3e96d41de5f8ddeeb302", kill_on_drop: false }`
[INFO] [stdout] ed4eeec1874a3836b3021ff27ecf0005f3c4ef28c57d3e96d41de5f8ddeeb302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] 07d6cbe65f8f28bf09c351d311608d1c921014852ec913caaa76e913d662c6d9
[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" "07d6cbe65f8f28bf09c351d311608d1c921014852ec913caaa76e913d662c6d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-imap-lite v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "07d6cbe65f8f28bf09c351d311608d1c921014852ec913caaa76e913d662c6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07d6cbe65f8f28bf09c351d311608d1c921014852ec913caaa76e913d662c6d9", kill_on_drop: false }`
[INFO] [stdout] 07d6cbe65f8f28bf09c351d311608d1c921014852ec913caaa76e913d662c6d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 1ab2fe780c997fd1821e84aa7ff41b52c079220b2dd91039f452e9a8f09d64ad
[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" "1ab2fe780c997fd1821e84aa7ff41b52c079220b2dd91039f452e9a8f09d64ad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_imap_lite-c4db1fd1193d8c4e
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-imap-lite
[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] [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" "1ab2fe780c997fd1821e84aa7ff41b52c079220b2dd91039f452e9a8f09d64ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab2fe780c997fd1821e84aa7ff41b52c079220b2dd91039f452e9a8f09d64ad", kill_on_drop: false }`
[INFO] [stdout] 1ab2fe780c997fd1821e84aa7ff41b52c079220b2dd91039f452e9a8f09d64ad