[INFO] crate dockers 0.1.6 is already in cache
[INFO] checking dockers-0.1.6 against master#bd0bacc694d7d8175804bb6f690cb846bfa4a9ee for pr-71665
[INFO] extracting crate dockers 0.1.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate dockers 0.1.6 on toolchain bd0bacc694d7d8175804bb6f690cb846bfa4a9ee
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dockers 0.1.6
[INFO] finished tweaking crates.io crate dockers 0.1.6
[INFO] tweaked toml for crates.io crate dockers 0.1.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+bd0bacc694d7d8175804bb6f690cb846bfa4a9ee" "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] 4dc607e52996d7416fa9169371241eca0580d8ae5ad1a9493fd616ab759e44db
[INFO] running `"docker" "start" "-a" "4dc607e52996d7416fa9169371241eca0580d8ae5ad1a9493fd616ab759e44db"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.109
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.56
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling serde_derive v1.0.109
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]    Compiling curl v0.4.29
[INFO] [stderr]     Checking dockers v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `serde_json::json`
[INFO] [stderr]  --> tests/tests.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use serde_json::json;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `thread`, `time::Duration`
[INFO] [stderr]  --> tests/tests.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | use std::{collections::HashMap, thread, time::Duration};
[INFO] [stderr]   |                                 ^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 54.94s
[INFO] running `"docker" "inspect" "4dc607e52996d7416fa9169371241eca0580d8ae5ad1a9493fd616ab759e44db"`
[INFO] running `"docker" "rm" "-f" "4dc607e52996d7416fa9169371241eca0580d8ae5ad1a9493fd616ab759e44db"`
[INFO] [stdout] 4dc607e52996d7416fa9169371241eca0580d8ae5ad1a9493fd616ab759e44db