[INFO] cloning repository https://github.com/alexcrichton/cargo-vendor
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexcrichton/cargo-vendor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fcargo-vendor"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fcargo-vendor'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 07570e23d0841936cea8af2a125484f4d10ccdfa
[INFO] checking alexcrichton/cargo-vendor against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexcrichton%2Fcargo-vendor" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexcrichton/cargo-vendor on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/alexcrichton/cargo-vendor
[INFO] finished tweaking git repo https://github.com/alexcrichton/cargo-vendor
[INFO] tweaked toml for git repo https://github.com/alexcrichton/cargo-vendor written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/alexcrichton/cargo-vendor already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] 8dfef00a257ddb43c0886a70170dd3a2f5518fa73f9a14e225397555e9ce44ba
[INFO] running `"docker" "start" "-a" "8dfef00a257ddb43c0886a70170dd3a2f5518fa73f9a14e225397555e9ce44ba"`
[INFO] [stderr]    Compiling curl v0.4.22
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.19
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking jobserver v0.1.14
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking libz-sys v1.0.25
[INFO] [stderr]     Checking hashbrown v0.1.8
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking crypto-hash v0.3.3
[INFO] [stderr]     Checking tempfile v3.0.8
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking serde_ignored v0.0.4
[INFO] [stderr]     Checking flate2 v1.0.8
[INFO] [stderr]     Checking opener v0.3.2
[INFO] [stderr]     Checking ndarray v0.12.1
[INFO] [stderr]     Checking rustfix v0.4.5
[INFO] [stderr]     Checking strsim v0.9.1
[INFO] [stderr]     Checking docopt v1.1.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v12.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking once_cell v0.1.8
[INFO] [stderr]     Checking crates-io v0.24.0
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking git2-curl v0.9.0
[INFO] [stderr]     Checking cargo v0.36.0
[INFO] [stderr]     Checking cargo-vendor v0.1.23 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> tests/vendor.rs:591:10
[INFO] [stderr]     |
[INFO] [stderr] 591 |     let (output, _) = run(&mut vendor(&dir).arg("--vendor-main-crate"));
[INFO] [stderr]     |          ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> tests/vendor.rs:619:10
[INFO] [stderr]     |
[INFO] [stderr] 619 |     let (output, _) = run(&mut vendor(&dir).arg("--vendor-main-crate"));
[INFO] [stderr]     |          ^^^^^^ help: consider prefixing with an underscore: `_output`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 38s
[INFO] running `"docker" "inspect" "8dfef00a257ddb43c0886a70170dd3a2f5518fa73f9a14e225397555e9ce44ba"`
[INFO] running `"docker" "rm" "-f" "8dfef00a257ddb43c0886a70170dd3a2f5518fa73f9a14e225397555e9ce44ba"`
[INFO] [stdout] 8dfef00a257ddb43c0886a70170dd3a2f5518fa73f9a14e225397555e9ce44ba