[INFO] cloning repository https://github.com/ptonner/shux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ptonner/shux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptonner%2Fshux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fptonner%2Fshux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f91ee9fc674f7da554a2666d77f2885aa433b9c
[INFO] checking ptonner/shux 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%2Fptonner%2Fshux" "/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/ptonner/shux
[INFO] finished tweaking git repo https://github.com/ptonner/shux
[INFO] tweaked toml for git repo https://github.com/ptonner/shux written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ptonner/shux 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/ptonner/shux 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] 6d3445067d2a8f7ed245685dc035effc8fec93b10a17dabe49d36197005e2d9a
[INFO] running `Command { std: "docker" "start" "-a" "6d3445067d2a8f7ed245685dc035effc8fec93b10a17dabe49d36197005e2d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d3445067d2a8f7ed245685dc035effc8fec93b10a17dabe49d36197005e2d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3445067d2a8f7ed245685dc035effc8fec93b10a17dabe49d36197005e2d9a", kill_on_drop: false }`
[INFO] [stdout] 6d3445067d2a8f7ed245685dc035effc8fec93b10a17dabe49d36197005e2d9a
[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] 3b8c25bcf6b8d705c98da5e5802dc7dd55f832f2937154f00df349c1a58081a5
[INFO] running `Command { std: "docker" "start" "-a" "3b8c25bcf6b8d705c98da5e5802dc7dd55f832f2937154f00df349c1a58081a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling toml v0.2.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling cc v1.0.104
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]     Checking gimli v0.29.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]    Compiling syn v2.0.68
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]     Checking anstyle-query v1.1.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking clap_lex v0.7.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling metadeps v1.1.2
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking object v0.36.1
[INFO] [stderr]     Checking clap_builder v4.5.8
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]    Compiling zmq v0.8.3
[INFO] [stderr]     Checking addr2line v0.22.0
[INFO] [stderr]    Compiling backtrace v0.3.73
[INFO] [stderr]    Compiling clap_derive v4.5.8
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]     Checking clap v4.5.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking jupyter-client v0.1.0
[INFO] [stderr]     Checking shux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:23:57
[INFO] [stdout]    |
[INFO] [stdout] 23 |   fn jupyter_runtime_dir() -> Result<PathBuf, Infallible> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 24 | |     let jupyter_runtime_cmd = Command::new("jupyter")
[INFO] [stdout] 25 | |         .args(["--runtime-dir"])
[INFO] [stdout] 26 | |         .output()
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | | }
[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<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     PathBuf::from_str(
[INFO] [stdout] 30 | |         jupyter_runtime_output
[INFO] [stdout] 31 | |             .strip_suffix("\n")
[INFO] [stdout] 32 | |             .expect("jupyter should report runtime directory"),
[INFO] [stdout] 33 | |     )
[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:42:39
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let jupyter_runtime_dir = jupyter_runtime_dir();
[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:43:39
[INFO] [stdout]    |
[INFO] [stdout] 43 |             println!("runtime: {:?}", jupyter_runtime_dir);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shux` (bin "shux" test) due to 4 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<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:23:57
[INFO] [stdout]    |
[INFO] [stdout] 23 |   fn jupyter_runtime_dir() -> Result<PathBuf, Infallible> {
[INFO] [stdout]    |  _________________________________________________________^
[INFO] [stdout] 24 | |     let jupyter_runtime_cmd = Command::new("jupyter")
[INFO] [stdout] 25 | |         .args(["--runtime-dir"])
[INFO] [stdout] 26 | |         .output()
[INFO] [stdout] ...  |
[INFO] [stdout] 34 | | }
[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<PathBuf, Infallible>
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     PathBuf::from_str(
[INFO] [stdout] 30 | |         jupyter_runtime_output
[INFO] [stdout] 31 | |             .strip_suffix("\n")
[INFO] [stdout] 32 | |             .expect("jupyter should report runtime directory"),
[INFO] [stdout] 33 | |     )
[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:42:39
[INFO] [stdout]    |
[INFO] [stdout] 42 |             let jupyter_runtime_dir = jupyter_runtime_dir();
[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:43:39
[INFO] [stdout]    |
[INFO] [stdout] 43 |             println!("runtime: {:?}", jupyter_runtime_dir);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `shux` (bin "shux") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "3b8c25bcf6b8d705c98da5e5802dc7dd55f832f2937154f00df349c1a58081a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b8c25bcf6b8d705c98da5e5802dc7dd55f832f2937154f00df349c1a58081a5", kill_on_drop: false }`
[INFO] [stdout] 3b8c25bcf6b8d705c98da5e5802dc7dd55f832f2937154f00df349c1a58081a5
