[INFO] fetching crate synapse-rpc 0.1.20...
[INFO] checking synapse-rpc-0.1.20 against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] extracting crate synapse-rpc 0.1.20 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate synapse-rpc 0.1.20 on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate synapse-rpc 0.1.20
[INFO] finished tweaking crates.io crate synapse-rpc 0.1.20
[INFO] tweaked toml for crates.io crate synapse-rpc 0.1.20 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7e1d69856bba83c5bb72bf811a8c32e586fd5ff5f3c20e50e36d00340751f38f
[INFO] running `"docker" "start" "-a" "7e1d69856bba83c5bb72bf811a8c32e586fd5ff5f3c20e50e36d00340751f38f"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking memchr v2.3.3
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking synapse-rpc v0.1.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.52s
[INFO] running `"docker" "inspect" "7e1d69856bba83c5bb72bf811a8c32e586fd5ff5f3c20e50e36d00340751f38f"`
[INFO] running `"docker" "rm" "-f" "7e1d69856bba83c5bb72bf811a8c32e586fd5ff5f3c20e50e36d00340751f38f"`
[INFO] [stdout] 7e1d69856bba83c5bb72bf811a8c32e586fd5ff5f3c20e50e36d00340751f38f