[INFO] cloning repository https://github.com/safesoftware/slpkg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/safesoftware/slpkg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafesoftware%2Fslpkg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafesoftware%2Fslpkg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3eec3e1c2aa50a153afcaafcd3feff45110b305c
[INFO] checking safesoftware/slpkg against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsafesoftware%2Fslpkg" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/safesoftware/slpkg on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/safesoftware/slpkg
[INFO] finished tweaking git repo https://github.com/safesoftware/slpkg
[INFO] tweaked toml for git repo https://github.com/safesoftware/slpkg written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/safesoftware/slpkg already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 28059c698f6833a48f6dc67a80e8c573c0d86d7e800b2798eb5f53e212830efc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "28059c698f6833a48f6dc67a80e8c573c0d86d7e800b2798eb5f53e212830efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "28059c698f6833a48f6dc67a80e8c573c0d86d7e800b2798eb5f53e212830efc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28059c698f6833a48f6dc67a80e8c573c0d86d7e800b2798eb5f53e212830efc", kill_on_drop: false }`
[INFO] [stdout] 28059c698f6833a48f6dc67a80e8c573c0d86d7e800b2798eb5f53e212830efc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d8a3a1df78ae9804ae21bf4995596b6985554e9bd5394bf1e50d941ac81bb68
[INFO] running `Command { std: "docker" "start" "-a" "1d8a3a1df78ae9804ae21bf4995596b6985554e9bd5394bf1e50d941ac81bb68", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.1.2
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking rustc-demangle v0.1.13
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking podio v0.1.6
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking libflate v0.1.20
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking flate2 v1.0.6
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking zip v0.5.0
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking slpkg v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: cannot borrow `slpk_file_path` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/unpack/mod.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             if let Some(file_stem) = slpk_file_path.file_stem() {
[INFO] [stdout]    |                                      -------------- immutable borrow occurs here
[INFO] [stdout] 41 |                 slpk_file_path.set_file_name(file_stem.to_os_string());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^               --------- immutable borrow later used here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: cannot borrow `slpk_file_path` as mutable because it is also borrowed as immutable
[INFO] [stdout]   --> src/unpack/mod.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             if let Some(file_stem) = slpk_file_path.file_stem() {
[INFO] [stdout]    |                                      -------------- immutable borrow occurs here
[INFO] [stdout] 41 |                 slpk_file_path.set_file_name(file_stem.to_os_string());
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^               --------- immutable borrow later used here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 mutable borrow occurs here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mutable_borrow_reservation_conflict)]` on by default
[INFO] [stdout]    = warning: this borrowing pattern was not meant to be accepted, and may become a hard error in the future
[INFO] [stdout]    = note: for more information, see issue #59159 <https://github.com/rust-lang/rust/issues/59159>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.73s
[INFO] running `Command { std: "docker" "inspect" "1d8a3a1df78ae9804ae21bf4995596b6985554e9bd5394bf1e50d941ac81bb68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d8a3a1df78ae9804ae21bf4995596b6985554e9bd5394bf1e50d941ac81bb68", kill_on_drop: false }`
[INFO] [stdout] 1d8a3a1df78ae9804ae21bf4995596b6985554e9bd5394bf1e50d941ac81bb68