[INFO] cloning repository https://github.com/Byron/github-star-counter
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Byron/github-star-counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FByron%2Fgithub-star-counter"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FByron%2Fgithub-star-counter'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 706f57c3cca552d538e596e8edd8fc6b795fbc55
[INFO] checking Byron/github-star-counter against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FByron%2Fgithub-star-counter" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Byron/github-star-counter 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/Byron/github-star-counter
[INFO] finished tweaking git repo https://github.com/Byron/github-star-counter
[INFO] tweaked toml for git repo https://github.com/Byron/github-star-counter written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Byron/github-star-counter 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] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 72f5f1caa7012b5fa842c619e445b0a5d6cc05c162f65fefcd9cf9b2585fdf72
[INFO] running `"docker" "start" "-a" "72f5f1caa7012b5fa842c619e445b0a5d6cc05c162f65fefcd9cf9b2585fdf72"`
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]    Compiling curl v0.4.23
[INFO] [stderr]    Compiling isahc v0.7.1
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.21
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking tracing-core v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking mime v0.3.13
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking mime_guess v2.0.1
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-io v0.2.0-alpha.4
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking sluice v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.2.0-alpha.4
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking simple_logger v1.3.0
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.9
[INFO] [stderr]    Compiling tracing-attributes v0.1.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.4
[INFO] [stderr]    Compiling futures-join-macro-preview v0.3.0-alpha.18
[INFO] [stderr]    Compiling futures-select-macro-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking tracing v0.1.8
[INFO] [stderr]     Checking structopt v0.3.0
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking serde v1.0.99
[INFO] [stderr]     Checking tokio-sync v0.2.0-alpha.4
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.18
[INFO] [stderr]     Checking tokio-executor v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-timer v0.3.0-alpha.4
[INFO] [stderr]     Checking tokio-fs v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio-net v0.2.0-alpha.4
[INFO] [stderr]     Checking tokio v0.2.0-alpha.4
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking surf v1.0.2
[INFO] [stderr]     Checking github-star-counter v1.0.7 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `async_await` has been stable since 1.39.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/lib.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(async_await)]
[INFO] [stderr]   |            ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 47s
[INFO] running `"docker" "inspect" "72f5f1caa7012b5fa842c619e445b0a5d6cc05c162f65fefcd9cf9b2585fdf72"`
[INFO] running `"docker" "rm" "-f" "72f5f1caa7012b5fa842c619e445b0a5d6cc05c162f65fefcd9cf9b2585fdf72"`
[INFO] [stdout] 72f5f1caa7012b5fa842c619e445b0a5d6cc05c162f65fefcd9cf9b2585fdf72