[INFO] crate google-dataflow1_b4 0.1.5+20150401 is already in cache
[INFO] checking google-dataflow1_b4-0.1.5+20150401 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate google-dataflow1_b4 0.1.5+20150401 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate google-dataflow1_b4 0.1.5+20150401 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate google-dataflow1_b4 0.1.5+20150401
[INFO] finished tweaking crates.io crate google-dataflow1_b4 0.1.5+20150401
[INFO] tweaked toml for crates.io crate google-dataflow1_b4 0.1.5+20150401 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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-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" "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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] af6c94370674dcbde5a029f8be1c6713d62e7413ce14803143a7484023541288
[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" "af6c94370674dcbde5a029f8be1c6713d62e7413ce14803143a7484023541288"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling aster v0.27.0
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.8.9
[INFO] [stderr]    Compiling quasi v0.20.1
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling serde_codegen v0.8.9
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking ring v0.16.9
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr] error[E0463]: can't find crate for `syntax`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_codegen_internals-0.8.9/src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | extern crate syntax;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error[E0463]: can't find crate for `syntax`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/quasi-0.20.1/src/lib.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | extern crate syntax;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `serde_codegen_internals`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `quasi`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0463]: can't find crate for `syntax`
[INFO] [stderr]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/aster-0.27.0/src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | extern crate syntax;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: could not compile `aster`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "af6c94370674dcbde5a029f8be1c6713d62e7413ce14803143a7484023541288"`
[INFO] running `"docker" "rm" "-f" "af6c94370674dcbde5a029f8be1c6713d62e7413ce14803143a7484023541288"`
[INFO] [stdout] af6c94370674dcbde5a029f8be1c6713d62e7413ce14803143a7484023541288