[INFO] fetching crate get_env 0.1.0...
[INFO] checking get_env-0.1.0 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate get_env 0.1.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate get_env 0.1.0 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate get_env 0.1.0
[INFO] finished tweaking crates.io crate get_env 0.1.0
[INFO] tweaked toml for crates.io crate get_env 0.1.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] 5325e2fd7b2c6a8b33af9ef356b58be4b0fdc8159cbdb9a63cb04cba0207f33d
[INFO] running `"docker" "start" "-a" "5325e2fd7b2c6a8b33af9ef356b58be4b0fdc8159cbdb9a63cb04cba0207f33d"`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling escargot v0.2.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking get_env v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |     feature(used)
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking float-cmp v0.4.0
[INFO] [stderr]     Checking predicates v0.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking assert_cmd v0.6.0
[INFO] [stderr] warning: the feature `used` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stderr]   --> src/lib.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |     feature(used)
[INFO] [stderr]    |             ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.39s
[INFO] running `"docker" "inspect" "5325e2fd7b2c6a8b33af9ef356b58be4b0fdc8159cbdb9a63cb04cba0207f33d"`
[INFO] running `"docker" "rm" "-f" "5325e2fd7b2c6a8b33af9ef356b58be4b0fdc8159cbdb9a63cb04cba0207f33d"`
[INFO] [stdout] 5325e2fd7b2c6a8b33af9ef356b58be4b0fdc8159cbdb9a63cb04cba0207f33d