[INFO] cloning repository https://github.com/claudiomattera/git-changes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/claudiomattera/git-changes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fgit-changes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclaudiomattera%2Fgit-changes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b1875b2ef572968af6474094b4f0feefdd7334a8
[INFO] checking claudiomattera/git-changes 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%2Fclaudiomattera%2Fgit-changes" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/claudiomattera/git-changes
[INFO] finished tweaking git repo https://github.com/claudiomattera/git-changes
[INFO] tweaked toml for git repo https://github.com/claudiomattera/git-changes written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/claudiomattera/git-changes 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/claudiomattera/git-changes 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0070a896aad5d14b78da067b374ae2392b17169763dd72596d39db97487e9087
[INFO] running `Command { std: "docker" "start" "-a" "0070a896aad5d14b78da067b374ae2392b17169763dd72596d39db97487e9087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0070a896aad5d14b78da067b374ae2392b17169763dd72596d39db97487e9087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0070a896aad5d14b78da067b374ae2392b17169763dd72596d39db97487e9087", kill_on_drop: false }`
[INFO] [stdout] 0070a896aad5d14b78da067b374ae2392b17169763dd72596d39db97487e9087
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dd22b9630f4b447fa303bcb37019648246bd548f42f13cd51abc28bcbd9448f4
[INFO] running `Command { std: "docker" "start" "-a" "dd22b9630f4b447fa303bcb37019648246bd548f42f13cd51abc28bcbd9448f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking tousize v1.0.0
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling libssh2-sys v0.2.21
[INFO] [stderr]    Compiling libgit2-sys v0.12.21+1.1.0
[INFO] [stderr]     Checking tracing-serde v0.1.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]     Checking dyn-clonable v0.9.0
[INFO] [stderr]     Checking markdown-composer v0.3.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking git2 v0.13.20
[INFO] [stderr]     Checking structopt v0.3.22
[INFO] [stderr]     Checking pin-project v1.0.8
[INFO] [stderr]     Checking tracing-subscriber v0.2.19
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking git-changes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commandline.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     /// Commit message replacement text
[INFO] [stdout] 41 | |     #[structopt(
[INFO] [stdout] 42 | |         short = "r",
[INFO] [stdout] 43 | |         long,
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     )]
[INFO] [stdout] 47 | |     pub commit_replacement: 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] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commandline.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     /// Set the current head description
[INFO] [stdout] 58 | |     #[structopt(short = "d", long, env = "HEAD_DESCRIPTION")]
[INFO] [stdout] 59 | |     pub head_description: Option<String>,
[INFO] [stdout]    | |________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-changes` (bin "git-changes" test) due to 2 previous errors
[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/commandline.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | /     /// Commit message replacement text
[INFO] [stdout] 41 | |     #[structopt(
[INFO] [stdout] 42 | |         short = "r",
[INFO] [stdout] 43 | |         long,
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |     )]
[INFO] [stdout] 47 | |     pub commit_replacement: 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] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/commandline.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | /     /// Set the current head description
[INFO] [stdout] 58 | |     #[structopt(short = "d", long, env = "HEAD_DESCRIPTION")]
[INFO] [stdout] 59 | |     pub head_description: Option<String>,
[INFO] [stdout]    | |________________________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `git-changes` (bin "git-changes") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "dd22b9630f4b447fa303bcb37019648246bd548f42f13cd51abc28bcbd9448f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd22b9630f4b447fa303bcb37019648246bd548f42f13cd51abc28bcbd9448f4", kill_on_drop: false }`
[INFO] [stdout] dd22b9630f4b447fa303bcb37019648246bd548f42f13cd51abc28bcbd9448f4
