[INFO] crate parsec-client 0.3.0 is already in cache
[INFO] checking parsec-client-0.3.0 against try#1a399c10897767c36d147199696c96f193034e49 for pr-72644
[INFO] extracting crate parsec-client 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate parsec-client 0.3.0 on toolchain 1a399c10897767c36d147199696c96f193034e49
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate parsec-client 0.3.0
[INFO] finished tweaking crates.io crate parsec-client 0.3.0
[INFO] tweaked toml for crates.io crate parsec-client 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1a399c10897767c36d147199696c96f193034e49" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+1a399c10897767c36d147199696c96f193034e49" "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] 96fe2384dabdd6518b4f5d4abd199162e24237dd3dcfc565a988ba13c1a1f51e
[INFO] running `"docker" "start" "-a" "96fe2384dabdd6518b4f5d4abd199162e24237dd3dcfc565a988ba13c1a1f51e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking mockstream v0.0.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling derive_arbitrary v0.4.4
[INFO] [stderr]    Compiling derivative v2.1.1
[INFO] [stderr]     Checking arbitrary v0.4.4
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling parsec-interface v0.14.2
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking parsec-client v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: external crate `log` unused in `parsec_client`: remove the dependency or add `use log as _;`
[INFO] [stderr]   --> src/lib.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | //! Client library for integration with the Parsec service
[INFO] [stderr]    | ^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     unused,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    = note: `#[deny(unused_crate_dependencies)]` implied by `#[deny(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error: external crate `num` unused in `parsec_client`: remove the dependency or add `use num as _;`
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | //! Client library for integration with the Parsec service
[INFO] [stderr]   | ^
[INFO] [stderr] 
[INFO] [stderr] error: external crate `rand` unused in `parsec_client`: remove the dependency or add `use rand as _;`
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | //! Client library for integration with the Parsec service
[INFO] [stderr]   | ^
[INFO] [stderr] 
[INFO] [stderr] error: external crate `uuid` unused in `parsec_client`: remove the dependency or add `use uuid as _;`
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | //! Client library for integration with the Parsec service
[INFO] [stderr]   | ^
[INFO] [stderr] 
[INFO] [stderr] error: external crate `log` unused in `parsec_client`: remove the dependency or add `use log as _;`
[INFO] [stderr]   --> src/lib.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | //! Client library for integration with the Parsec service
[INFO] [stderr]    | ^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/lib.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     unused,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    = note: `#[deny(unused_crate_dependencies)]` implied by `#[deny(unused)]`
[INFO] [stderr] 
[INFO] [stderr] error: external crate `num` unused in `parsec_client`: remove the dependency or add `use num as _;`
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | //! Client library for integration with the Parsec service
[INFO] [stderr]   | ^
[INFO] [stderr] 
[INFO] [stderr] error: external crate `rand` unused in `parsec_client`: remove the dependency or add `use rand as _;`
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | //! Client library for integration with the Parsec service
[INFO] [stderr]   | ^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 4 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `parsec-client`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "96fe2384dabdd6518b4f5d4abd199162e24237dd3dcfc565a988ba13c1a1f51e"`
[INFO] running `"docker" "rm" "-f" "96fe2384dabdd6518b4f5d4abd199162e24237dd3dcfc565a988ba13c1a1f51e"`
[INFO] [stdout] 96fe2384dabdd6518b4f5d4abd199162e24237dd3dcfc565a988ba13c1a1f51e