[INFO] crate arcon_codegen 0.1.4 is already in cache
[INFO] checking arcon_codegen-0.1.4 against master#73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de for pr-68325
[INFO] extracting crate arcon_codegen 0.1.4 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arcon_codegen 0.1.4 on toolchain 73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate arcon_codegen 0.1.4
[INFO] finished tweaking crates.io crate arcon_codegen 0.1.4
[INFO] tweaked toml for crates.io crate arcon_codegen 0.1.4 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+73f76b74efcaf21bd5424d87c66cd6ed7fe5c7de" "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] bf1390c5b7fe128e663c2de4ec58634d0c2bb466566d9c012bf509a46d480ede
[INFO] running `"docker" "start" "-a" "bf1390c5b7fe128e663c2de4ec58634d0c2bb466566d9c012bf509a46d480ede"`
[INFO] [stderr]    Compiling rustc-rayon-core v0.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling protobuf v2.10.1
[INFO] [stderr]     Checking rustc-ap-graphviz v610.0.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ucd-util v0.1.7
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v610.0.0
[INFO] [stderr]    Compiling rustc-ap-syntax v610.0.0
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking bitfields v0.2.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking as_num v0.2.5
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking sequence_trie v0.3.6
[INFO] [stderr]    Compiling rustfmt-nightly v1.4.11
[INFO] [stderr]    Compiling weld v0.3.1
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking arcon_error v0.1.0
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking arcon_extra v0.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking lock_api v0.3.3
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v610.0.0
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking arcon_backend v0.1.1
[INFO] [stderr]     Checking proc-macro2 v0.4.30
[INFO] [stderr]     Checking synchronoise v0.4.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking jobserver v0.1.19
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking ena v0.13.1
[INFO] [stderr]    Compiling protoc v2.10.1
[INFO] [stderr]     Checking rustc-hash v1.0.1
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking bstr v0.2.10
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling c2-chacha v0.2.3
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr] error[E0432]: unresolved import `crossbeam_utils::atomic`
[INFO] [stderr]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-channel-0.3.9/src/flavors/tick.rs:8:22
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crossbeam_utils::atomic::AtomicCell;
[INFO] [stderr]   |                      ^^^^^^ could not find `atomic` in `crossbeam_utils`
[INFO] [stderr] 
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling kompact-component-derive v0.8.1
[INFO] [stderr]    Compiling kompact-actor-derive v0.8.1
[INFO] [stderr]    Compiling rustfmt-config_proc_macro v0.2.0
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling arcon_macros v0.1.2
[INFO] [stderr]     Checking rustc-ap-serialize v610.0.0
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `crossbeam-channel`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bf1390c5b7fe128e663c2de4ec58634d0c2bb466566d9c012bf509a46d480ede"`
[INFO] running `"docker" "rm" "-f" "bf1390c5b7fe128e663c2de4ec58634d0c2bb466566d9c012bf509a46d480ede"`
[INFO] [stdout] bf1390c5b7fe128e663c2de4ec58634d0c2bb466566d9c012bf509a46d480ede