[INFO] fetching crate ssb-packetstream 0.2.1...
[INFO] checking ssb-packetstream-0.2.1 against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] extracting crate ssb-packetstream 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ssb-packetstream 0.2.1 on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ssb-packetstream 0.2.1
[INFO] finished tweaking crates.io crate ssb-packetstream 0.2.1
[INFO] tweaked toml for crates.io crate ssb-packetstream 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-ringbuffer v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "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] 10e435d900362c77d53ea3dc4f80930312e5690447494567a42c3a17441f35db
[INFO] running `Command { std: "docker" "start" "-a" "10e435d900362c77d53ea3dc4f80930312e5690447494567a42c3a17441f35db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10e435d900362c77d53ea3dc4f80930312e5690447494567a42c3a17441f35db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10e435d900362c77d53ea3dc4f80930312e5690447494567a42c3a17441f35db", kill_on_drop: false }`
[INFO] [stdout] 10e435d900362c77d53ea3dc4f80930312e5690447494567a42c3a17441f35db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--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] 966dedf7a04386a0b0eb297aaa3e4861077971a164294b39b854e0d70f8f3e7b
[INFO] running `Command { std: "docker" "start" "-a" "966dedf7a04386a0b0eb297aaa3e4861077971a164294b39b854e0d70f8f3e7b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking async-ringbuffer v0.5.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling snafu-derive v0.6.8
[INFO] [stderr]    Compiling async-trait v0.1.38
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking snafu v0.6.8
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking ssb-packetstream v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.23s
[INFO] running `Command { std: "docker" "inspect" "966dedf7a04386a0b0eb297aaa3e4861077971a164294b39b854e0d70f8f3e7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "966dedf7a04386a0b0eb297aaa3e4861077971a164294b39b854e0d70f8f3e7b", kill_on_drop: false }`
[INFO] [stdout] 966dedf7a04386a0b0eb297aaa3e4861077971a164294b39b854e0d70f8f3e7b