[INFO] crate evcxr_jupyter 0.4.7 is already in cache
[INFO] checking evcxr_jupyter-0.4.7 against master#0cbcb17d3306d6e22eafc2c05ce885db97d0189c for pr-68766
[INFO] extracting crate evcxr_jupyter 0.4.7 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate evcxr_jupyter 0.4.7 on toolchain 0cbcb17d3306d6e22eafc2c05ce885db97d0189c
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate evcxr_jupyter 0.4.7
[INFO] finished tweaking crates.io crate evcxr_jupyter 0.4.7
[INFO] tweaked toml for crates.io crate evcxr_jupyter 0.4.7 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate evcxr_jupyter 0.4.7 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+0cbcb17d3306d6e22eafc2c05ce885db97d0189c" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] cb74a913148cf2ff00b737ecdfa4f4e2f010dd297ef8dcd85490940cc0e3ba15
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "cb74a913148cf2ff00b737ecdfa4f4e2f010dd297ef8dcd85490940cc0e3ba15"`
[INFO] [stderr]    Compiling zmq v0.9.2
[INFO] [stderr]     Checking json v0.11.15
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]     Checking proc-macro2 v1.0.6
[INFO] [stderr]     Checking sig v1.0.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking colored v1.9.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling zeromq-src v0.1.8+4.3.2
[INFO] [stderr]     Checking quote v1.0.2
[INFO] [stderr]    Compiling zmq-sys v0.11.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking which v2.0.1
[INFO] [stderr]     Checking evcxr v0.4.7
[INFO] [stderr]     Checking evcxr_jupyter v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.03s
[INFO] running `"docker" "inspect" "cb74a913148cf2ff00b737ecdfa4f4e2f010dd297ef8dcd85490940cc0e3ba15"`
[INFO] running `"docker" "rm" "-f" "cb74a913148cf2ff00b737ecdfa4f4e2f010dd297ef8dcd85490940cc0e3ba15"`
[INFO] [stdout] cb74a913148cf2ff00b737ecdfa4f4e2f010dd297ef8dcd85490940cc0e3ba15