[INFO] fetching crate hashdistinct 0.4.0...
[INFO] testing hashdistinct-0.4.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate hashdistinct 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hashdistinct 0.4.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hashdistinct 0.4.0
[INFO] finished tweaking crates.io crate hashdistinct 0.4.0
[INFO] tweaked toml for crates.io crate hashdistinct 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate hashdistinct 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "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=warn" "-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" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7a365a30c9a8db8471e1e8245c9345a718d388edf6a8d7977cbb3c7d9f084c6e
[INFO] running `"docker" "start" "-a" "7a365a30c9a8db8471e1e8245c9345a718d388edf6a8d7977cbb3c7d9f084c6e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling untrusted v0.7.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling colored v1.9.1
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling hashdistinct v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/main.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |         collections::{HashMap, BTreeMap},
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.54s
[INFO] running `"docker" "inspect" "7a365a30c9a8db8471e1e8245c9345a718d388edf6a8d7977cbb3c7d9f084c6e"`
[INFO] running `"docker" "rm" "-f" "7a365a30c9a8db8471e1e8245c9345a718d388edf6a8d7977cbb3c7d9f084c6e"`
[INFO] [stdout] 7a365a30c9a8db8471e1e8245c9345a718d388edf6a8d7977cbb3c7d9f084c6e
[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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67b507995508d257f1b797e01365a84a69235c008e192a4dd185322f1b9a54b9
[INFO] running `"docker" "start" "-a" "67b507995508d257f1b797e01365a84a69235c008e192a4dd185322f1b9a54b9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling hashdistinct v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/main.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |         collections::{HashMap, BTreeMap},
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "67b507995508d257f1b797e01365a84a69235c008e192a4dd185322f1b9a54b9"`
[INFO] running `"docker" "rm" "-f" "67b507995508d257f1b797e01365a84a69235c008e192a4dd185322f1b9a54b9"`
[INFO] [stdout] 67b507995508d257f1b797e01365a84a69235c008e192a4dd185322f1b9a54b9
[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=warn" "-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" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 82ee13ef2d6a26d9c2de7300dc646fcdee1aae3594eb9c531de6e5894c7e07a9
[INFO] running `"docker" "start" "-a" "82ee13ef2d6a26d9c2de7300dc646fcdee1aae3594eb9c531de6e5894c7e07a9"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused import: `HashMap`
[INFO] [stderr]  --> src/main.rs:7:23
[INFO] [stderr]   |
[INFO] [stderr] 7 |         collections::{HashMap, BTreeMap},
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hashdistinct-9f18e198fc3c09e9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "82ee13ef2d6a26d9c2de7300dc646fcdee1aae3594eb9c531de6e5894c7e07a9"`
[INFO] running `"docker" "rm" "-f" "82ee13ef2d6a26d9c2de7300dc646fcdee1aae3594eb9c531de6e5894c7e07a9"`
[INFO] [stdout] 82ee13ef2d6a26d9c2de7300dc646fcdee1aae3594eb9c531de6e5894c7e07a9