[INFO] fetching crate commit--cli 0.2.0...
[INFO] checking commit--cli-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate commit--cli 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate commit--cli 0.2.0
[INFO] finished tweaking crates.io crate commit--cli 0.2.0
[INFO] tweaked toml for crates.io crate commit--cli 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate commit--cli 0.2.0 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 crates.io crate commit--cli 0.2.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5c30d769fbe3820b0a2535d40f9e15bc56ce2c06406130fea4c220588ceba688
[INFO] running `Command { std: "docker" "start" "-a" "5c30d769fbe3820b0a2535d40f9e15bc56ce2c06406130fea4c220588ceba688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c30d769fbe3820b0a2535d40f9e15bc56ce2c06406130fea4c220588ceba688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c30d769fbe3820b0a2535d40f9e15bc56ce2c06406130fea4c220588ceba688", kill_on_drop: false }`
[INFO] [stdout] 5c30d769fbe3820b0a2535d40f9e15bc56ce2c06406130fea4c220588ceba688
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] e7d9b251a7c57f7c9c3b215d3c3cbdf53bc2b3c89a5d0599954c9abd1c85b28c
[INFO] running `Command { std: "docker" "start" "-a" "e7d9b251a7c57f7c9c3b215d3c3cbdf53bc2b3c89a5d0599954c9abd1c85b28c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling pkg-config v0.3.22
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking futures-io v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]     Checking futures-sink v0.3.18
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking cipher v0.2.5
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking waker-fn v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking fastrand v1.5.0
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking crypto-mac v0.10.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.71
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]     Checking sha2 v0.9.8
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling libgit2-sys v0.12.26+1.3.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking hmac v0.10.1
[INFO] [stderr]     Checking nb-connect v1.2.0
[INFO] [stderr]     Checking aes-soft v0.6.4
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking block-modes v0.7.0
[INFO] [stderr]     Checking aes v0.6.0
[INFO] [stderr]     Checking hkdf v0.10.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling httparse v1.5.1
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking openssl-probe v0.1.4
[INFO] [stderr]     Checking http v0.2.5
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking rustls v0.20.2
[INFO] [stderr]     Checking webpki-roots v0.22.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling enumflags2_derive v0.6.4
[INFO] [stderr]    Compiling zbus_macros v1.9.1
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.0
[INFO] [stderr]     Checking structopt v0.3.25
[INFO] [stderr]    Compiling zvariant_derive v2.10.0
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking enumflags2 v0.6.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking zvariant v2.10.0
[INFO] [stderr]     Checking serde_path_to_error v0.1.5
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking ureq v2.3.1
[INFO] [stderr]     Checking oauth2 v4.1.0
[INFO] [stderr]     Checking zbus v1.9.1
[INFO] [stderr]     Checking git2 v0.13.25
[INFO] [stderr]     Checking secret-service v2.0.1
[INFO] [stderr]     Checking keyring v1.0.0
[INFO] [stderr]     Checking commit--cli v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         /// A reference to identify the commit, like its hash or a tag.
[INFO] [stdout] 30 | |         /// Defaults to the latest commit on the current branch.
[INFO] [stdout] 31 | |         #[structopt(name = "ref")]
[INFO] [stdout] 32 | |         git_ref: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn get_commit(repo: &Repository, git_ref: Option<String>) -> Result<Commit, git2::Error> {
[INFO] [stdout]    |                     ^^^^^^^^^^^ the lifetime is elided here         ^^^^^^ the same lifetime is hidden 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] 83 | fn get_commit(repo: &Repository, git_ref: Option<String>) -> Result<Commit<'_>, git2::Error> {
[INFO] [stdout]    |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `commit--cli` (bin "git-blog" test) due to 1 previous error; 1 warning emitted
[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:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 | /         /// A reference to identify the commit, like its hash or a tag.
[INFO] [stdout] 30 | |         /// Defaults to the latest commit on the current branch.
[INFO] [stdout] 31 | |         #[structopt(name = "ref")]
[INFO] [stdout] 32 | |         git_ref: Option<String>,
[INFO] [stdout]    | |_______________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/main.rs:83:21
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn get_commit(repo: &Repository, git_ref: Option<String>) -> Result<Commit, git2::Error> {
[INFO] [stdout]    |                     ^^^^^^^^^^^ the lifetime is elided here         ^^^^^^ the same lifetime is hidden 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] 83 | fn get_commit(repo: &Repository, git_ref: Option<String>) -> Result<Commit<'_>, git2::Error> {
[INFO] [stdout]    |                                                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `commit--cli` (bin "git-blog") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "e7d9b251a7c57f7c9c3b215d3c3cbdf53bc2b3c89a5d0599954c9abd1c85b28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d9b251a7c57f7c9c3b215d3c3cbdf53bc2b3c89a5d0599954c9abd1c85b28c", kill_on_drop: false }`
[INFO] [stdout] e7d9b251a7c57f7c9c3b215d3c3cbdf53bc2b3c89a5d0599954c9abd1c85b28c
