[INFO] fetching crate pista 0.1.1...
[INFO] checking pista-0.1.1 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate pista 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pista 0.1.1 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pista 0.1.1
[INFO] finished tweaking crates.io crate pista 0.1.1
[INFO] tweaked toml for crates.io crate pista 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] b4bc1b940e3efb389a2414b95cdb60154a9db7b2b87ebe80d43a580caf7d56fa
[INFO] running `"docker" "start" "-a" "b4bc1b940e3efb389a2414b95cdb60154a9db7b2b87ebe80d43a580caf7d56fa"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking tico v1.0.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.57
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.31+curl-7.70.0
[INFO] [stderr]    Compiling libssh2-sys v0.2.17
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking pista v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/vcs.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut branch;
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/vcs.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let mut branch;
[INFO] [stderr]    |         ----^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "b4bc1b940e3efb389a2414b95cdb60154a9db7b2b87ebe80d43a580caf7d56fa"`
[INFO] running `"docker" "rm" "-f" "b4bc1b940e3efb389a2414b95cdb60154a9db7b2b87ebe80d43a580caf7d56fa"`
[INFO] [stdout] b4bc1b940e3efb389a2414b95cdb60154a9db7b2b87ebe80d43a580caf7d56fa