[INFO] crate rust-hashcash 0.3.1 is already in cache
[INFO] checking rust-hashcash-0.3.1 against master#450abe80f193ccefbfcd48214d70520f2d507f0e for pr-73084
[INFO] extracting crate rust-hashcash 0.3.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-hashcash 0.3.1 on toolchain 450abe80f193ccefbfcd48214d70520f2d507f0e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-hashcash 0.3.1
[INFO] finished tweaking crates.io crate rust-hashcash 0.3.1
[INFO] tweaked toml for crates.io crate rust-hashcash 0.3.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rust-hashcash 0.3.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "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] 160cfb0a43c820be1a9a35f691ecc8561e0e4bc25e82e846cc8d4d157a85ac5b
[INFO] running `"docker" "start" "-a" "160cfb0a43c820be1a9a35f691ecc8561e0e4bc25e82e846cc8d4d157a85ac5b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking ppv-lite86 v0.2.7
[INFO] [stderr]     Checking simpl v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking rust-hashcash v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `crate::Stamp`
[INFO] [stderr]    --> src/lib.rs:281:9
[INFO] [stderr]     |
[INFO] [stderr] 281 |     use crate::Stamp;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::check`
[INFO] [stderr]    --> src/lib.rs:282:9
[INFO] [stderr]     |
[INFO] [stderr] 282 |     use crate::check;
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.73s
[INFO] running `"docker" "inspect" "160cfb0a43c820be1a9a35f691ecc8561e0e4bc25e82e846cc8d4d157a85ac5b"`
[INFO] running `"docker" "rm" "-f" "160cfb0a43c820be1a9a35f691ecc8561e0e4bc25e82e846cc8d4d157a85ac5b"`
[INFO] [stdout] 160cfb0a43c820be1a9a35f691ecc8561e0e4bc25e82e846cc8d4d157a85ac5b