[INFO] fetching crate cannyls_rpc 0.3.1...
[INFO] checking cannyls_rpc-0.3.1 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate cannyls_rpc 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate cannyls_rpc 0.3.1 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cannyls_rpc 0.3.1
[INFO] finished tweaking crates.io crate cannyls_rpc 0.3.1
[INFO] tweaked toml for crates.io crate cannyls_rpc 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 83ddd65f1e19ae6f91b5503fa544ce1841a58f53a98879df2e129d699b52096b
[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" "83ddd65f1e19ae6f91b5503fa544ce1841a58f53a98879df2e129d699b52096b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83ddd65f1e19ae6f91b5503fa544ce1841a58f53a98879df2e129d699b52096b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83ddd65f1e19ae6f91b5503fa544ce1841a58f53a98879df2e129d699b52096b", kill_on_drop: false }`
[INFO] [stdout] 83ddd65f1e19ae6f91b5503fa544ce1841a58f53a98879df2e129d699b52096b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/jobserver:/tmp/crater-runner-fifo:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "RUSTUP_TOOLCHAIN=4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "-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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/tmp/crater-runner-fifo/jobserver-crater-fwd" "/opt/rustwide/cargo-home/bin/cargo" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3047b2630215b24c36e9a5bd065af5c69dbfa4b7cc59ba712906495686ab7acb
[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" "3047b2630215b24c36e9a5bd065af5c69dbfa4b7cc59ba712906495686ab7acb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking atomic_immut v0.1.4
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]     Checking factory v0.1.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling procinfo v0.4.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]     Checking trackable v1.2.0
[INFO] [stderr]     Checking trackable v0.2.24
[INFO] [stderr]     Checking prometrics v0.1.13
[INFO] [stderr]     Checking bytecodec v0.4.14
[INFO] [stderr]     Checking tasque v0.1.5
[INFO] [stderr]     Checking cannyls v0.10.0
[INFO] [stderr]     Checking protobuf_codec v0.2.8
[INFO] [stderr]     Checking fibers_tasque v0.1.2
[INFO] [stderr]     Checking fibers_rpc v0.3.4
[INFO] [stderr]     Checking cannyls_rpc v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.65s
[INFO] running `Command { std: "docker" "inspect" "3047b2630215b24c36e9a5bd065af5c69dbfa4b7cc59ba712906495686ab7acb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3047b2630215b24c36e9a5bd065af5c69dbfa4b7cc59ba712906495686ab7acb", kill_on_drop: false }`
[INFO] [stdout] 3047b2630215b24c36e9a5bd065af5c69dbfa4b7cc59ba712906495686ab7acb