[INFO] cloning repository https://github.com/iXanadu13/xcpp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iXanadu13/xcpp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiXanadu13%2Fxcpp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiXanadu13%2Fxcpp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42d5669a82573aa1766e6ddaaa3de67d3cc13390
[INFO] checking iXanadu13/xcpp 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%2FiXanadu13%2Fxcpp" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/iXanadu13/xcpp
[INFO] finished tweaking git repo https://github.com/iXanadu13/xcpp
[INFO] tweaked toml for git repo https://github.com/iXanadu13/xcpp written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/iXanadu13/xcpp 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/iXanadu13/xcpp 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d6dadb6d075e56cca6c8ff1ef3dcc42dd389b1165ca115ed80510ac78c4820d0
[INFO] running `Command { std: "docker" "start" "-a" "d6dadb6d075e56cca6c8ff1ef3dcc42dd389b1165ca115ed80510ac78c4820d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6dadb6d075e56cca6c8ff1ef3dcc42dd389b1165ca115ed80510ac78c4820d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6dadb6d075e56cca6c8ff1ef3dcc42dd389b1165ca115ed80510ac78c4820d0", kill_on_drop: false }`
[INFO] [stdout] d6dadb6d075e56cca6c8ff1ef3dcc42dd389b1165ca115ed80510ac78c4820d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 60f1de276b899fe8fd8d698849e5ae01297ba9e0bea1970f9547e75f492398ab
[INFO] running `Command { std: "docker" "start" "-a" "60f1de276b899fe8fd8d698849e5ae01297ba9e0bea1970f9547e75f492398ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling serde v1.0.216
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking anstream v0.6.18
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking ahash v0.8.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking text_placeholder v0.5.1
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling serde_derive v1.0.216
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking bstr v1.11.1
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking env_filter v0.1.2
[INFO] [stderr]     Checking predicates v2.1.5
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking env_logger v0.11.5
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking assert_cmd v2.0.16
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking confy v0.6.1
[INFO] [stderr]     Checking xcpp 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:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         /// The name of your cpp project.
[INFO] [stdout] 33 | |         name: 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/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         /// Cpp standard, will be passed as `--std=<std>` when compile .cpp files.
[INFO] [stdout] 35 | |         #[structopt(long, default_value = "cfg", possible_values = &cpp_standards())]
[INFO] [stdout] 36 | |         std: 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:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | /         /// The path of mingw64, e.g. `E:/Environment/mingw64_14_2_0/bin` in my Windows OS.
[INFO] [stdout] 38 | |         #[structopt(long, default_value = "")]
[INFO] [stdout] 39 | |         path: 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:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         /// Cpp standard, will be passed as `--std=<std>` when compile .cpp files.
[INFO] [stdout] 44 | |         #[structopt(long, possible_values = &cpp_standards())]
[INFO] [stdout] 45 | |         std: String,
[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:148:24
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let path = PathBuf::from_str(path.as_str())
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xcpp` (bin "xcpp" test) due to 5 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/main.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 | /         /// The name of your cpp project.
[INFO] [stdout] 33 | |         name: 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/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | /         /// Cpp standard, will be passed as `--std=<std>` when compile .cpp files.
[INFO] [stdout] 35 | |         #[structopt(long, default_value = "cfg", possible_values = &cpp_standards())]
[INFO] [stdout] 36 | |         std: 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:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 | /         /// The path of mingw64, e.g. `E:/Environment/mingw64_14_2_0/bin` in my Windows OS.
[INFO] [stdout] 38 | |         #[structopt(long, default_value = "")]
[INFO] [stdout] 39 | |         path: 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:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         /// Cpp standard, will be passed as `--std=<std>` when compile .cpp files.
[INFO] [stdout] 44 | |         #[structopt(long, possible_values = &cpp_standards())]
[INFO] [stdout] 45 | |         std: String,
[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:148:24
[INFO] [stdout]     |
[INFO] [stdout] 148 |             let path = PathBuf::from_str(path.as_str())
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `xcpp` (bin "xcpp") due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "60f1de276b899fe8fd8d698849e5ae01297ba9e0bea1970f9547e75f492398ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60f1de276b899fe8fd8d698849e5ae01297ba9e0bea1970f9547e75f492398ab", kill_on_drop: false }`
[INFO] [stdout] 60f1de276b899fe8fd8d698849e5ae01297ba9e0bea1970f9547e75f492398ab
