[INFO] cloning repository https://github.com/christos-h/git-rekt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/christos-h/git-rekt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristos-h%2Fgit-rekt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristos-h%2Fgit-rekt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97e4ff9fc03834decb26c8996e4d7ba5ad4cb7d8
[INFO] checking christos-h/git-rekt against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchristos-h%2Fgit-rekt" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/christos-h/git-rekt
[INFO] finished tweaking git repo https://github.com/christos-h/git-rekt
[INFO] tweaked toml for git repo https://github.com/christos-h/git-rekt written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/christos-h/git-rekt on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/christos-h/git-rekt already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3872992f8ea4e350461793d3e34fa9142c06a2b4ec07acba8d4d7fdf27a0e0b
[INFO] running `Command { std: "docker" "start" "-a" "a3872992f8ea4e350461793d3e34fa9142c06a2b4ec07acba8d4d7fdf27a0e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3872992f8ea4e350461793d3e34fa9142c06a2b4ec07acba8d4d7fdf27a0e0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3872992f8ea4e350461793d3e34fa9142c06a2b4ec07acba8d4d7fdf27a0e0b", kill_on_drop: false }`
[INFO] [stdout] a3872992f8ea4e350461793d3e34fa9142c06a2b4ec07acba8d4d7fdf27a0e0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15a7aa9404be29663e269a4a845ce8b382dde6edbfc8e4e97d17aaa2891f69db
[INFO] running `Command { std: "docker" "start" "-a" "15a7aa9404be29663e269a4a845ce8b382dde6edbfc8e4e97d17aaa2891f69db", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.13.2+1.4.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking git2 v0.14.2
[INFO] [stderr]     Checking git-rekt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn find_last_commit(repo: &Repository) -> Result<Commit, git2::Error> {
[INFO] [stdout]    |                           ^^^^^^^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn find_last_commit(repo: &Repository) -> Result<Commit<'_>, git2::Error> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-rekt` (bin "git-rekt") due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | /     #[structopt()]
[INFO] [stdout] 87 | |     repo_name: PathBuf,
[INFO] [stdout]    | |______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     #[structopt(long)]
[INFO] [stdout] 89 | |     username: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | /     #[structopt(long)]
[INFO] [stdout] 91 | |     email: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:16:27
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn find_last_commit(repo: &Repository) -> Result<Commit, git2::Error> {
[INFO] [stdout]    |                           ^^^^^^^^^^^            ^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn find_last_commit(repo: &Repository) -> Result<Commit<'_>, git2::Error> {
[INFO] [stdout]    |                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 | /     #[structopt()]
[INFO] [stdout] 87 | |     repo_name: PathBuf,
[INFO] [stdout]    | |______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | /     #[structopt(long)]
[INFO] [stdout] 89 | |     username: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 | /     #[structopt(long)]
[INFO] [stdout] 91 | |     email: String,
[INFO] [stdout]    | |_________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-rekt` (bin "git-rekt" test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "15a7aa9404be29663e269a4a845ce8b382dde6edbfc8e4e97d17aaa2891f69db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a7aa9404be29663e269a4a845ce8b382dde6edbfc8e4e97d17aaa2891f69db", kill_on_drop: false }`
[INFO] [stdout] 15a7aa9404be29663e269a4a845ce8b382dde6edbfc8e4e97d17aaa2891f69db
