[INFO] fetching crate rustc-ap-rustc_session 656.0.0...
[INFO] checking rustc-ap-rustc_session-656.0.0 against master#0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf for pr-71814
[INFO] extracting crate rustc-ap-rustc_session 656.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate rustc-ap-rustc_session 656.0.0 on toolchain 0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rustc-ap-rustc_session 656.0.0
[INFO] finished tweaking crates.io crate rustc-ap-rustc_session 656.0.0
[INFO] tweaked toml for crates.io crate rustc-ap-rustc_session 656.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "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" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+0a675c5e02e6ecfda7d4e04aabd23a9935e0c4bf" "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] 38c16909df30ee2548618087af583e8612946c1845f567f8ddb507c1e0368ecb
[INFO] running `"docker" "start" "-a" "38c16909df30ee2548618087af583e8612946c1845f567f8ddb507c1e0368ecb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rustc-ap-graphviz v656.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_target v656.0.0
[INFO] [stderr]    Compiling rustc-ap-rustc_ast v656.0.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking annotate-snippets v0.6.1
[INFO] [stderr]     Checking rustc-ap-rustc_fs_util v656.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking rustc-ap-rustc_lexer v656.0.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking termize v0.1.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking rustc-ap-serialize v656.0.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking measureme v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rustc-ap-rustc_index v656.0.0
[INFO] [stderr]     Checking rustc-rayon-core v0.3.0
[INFO] [stderr]    Compiling rustc-ap-rustc_macros v656.0.0
[INFO] [stderr]     Checking rustc-rayon v0.3.0
[INFO] [stderr]     Checking rustc-ap-rustc_data_structures v656.0.0
[INFO] [stderr]     Checking rustc-ap-arena v656.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_span v656.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_errors v656.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_feature v656.0.0
[INFO] [stderr]     Checking rustc-ap-rustc_session v656.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.72s
[INFO] running `"docker" "inspect" "38c16909df30ee2548618087af583e8612946c1845f567f8ddb507c1e0368ecb"`
[INFO] running `"docker" "rm" "-f" "38c16909df30ee2548618087af583e8612946c1845f567f8ddb507c1e0368ecb"`
[INFO] [stdout] 38c16909df30ee2548618087af583e8612946c1845f567f8ddb507c1e0368ecb