[INFO] cloning repository https://github.com/grigrif/serveur-http-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grigrif/serveur-http-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigrif%2Fserveur-http-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrigrif%2Fserveur-http-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c9d42cdba9f3d4ceae288b1ee291ae9c0d4874d
[INFO] checking grigrif/serveur-http-rust 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%2Fgrigrif%2Fserveur-http-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/grigrif/serveur-http-rust
[INFO] finished tweaking git repo https://github.com/grigrif/serveur-http-rust
[INFO] tweaked toml for git repo https://github.com/grigrif/serveur-http-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/grigrif/serveur-http-rust 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/grigrif/serveur-http-rust 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] dbf7047f14dc42ae700d618708821f8e430e2ec84d3d200b723e48a56ac470d6
[INFO] running `Command { std: "docker" "start" "-a" "dbf7047f14dc42ae700d618708821f8e430e2ec84d3d200b723e48a56ac470d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbf7047f14dc42ae700d618708821f8e430e2ec84d3d200b723e48a56ac470d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbf7047f14dc42ae700d618708821f8e430e2ec84d3d200b723e48a56ac470d6", kill_on_drop: false }`
[INFO] [stdout] dbf7047f14dc42ae700d618708821f8e430e2ec84d3d200b723e48a56ac470d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ee3e8fe3872c18e8e4dbaf098f163b36ce451586ff5b63f9cf6baa2debd7d540
[INFO] running `Command { std: "docker" "start" "-a" "ee3e8fe3872c18e8e4dbaf098f163b36ce451586ff5b63f9cf6baa2debd7d540", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.173
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]    Compiling syn v2.0.103
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking http-server-rust 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/router.rs:75:24
[INFO] [stdout]    |
[INFO] [stdout] 75 |     res.headers.insert("Server".parse().unwrap(), "HTTP Server Rust".parse().unwrap());
[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/router.rs:75:51
[INFO] [stdout]    |
[INFO] [stdout] 75 |     res.headers.insert("Server".parse().unwrap(), "HTTP Server Rust".parse().unwrap());
[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/router.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |         h.headers.insert("directory".parse().unwrap(), directory.clone());
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http-server-rust` (bin "http-server-rust" test) due to 3 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/router.rs:75:24
[INFO] [stdout]    |
[INFO] [stdout] 75 |     res.headers.insert("Server".parse().unwrap(), "HTTP Server Rust".parse().unwrap());
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `http-server-rust` (bin "http-server-rust") due to 3 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/router.rs:75:51
[INFO] [stdout]    |
[INFO] [stdout] 75 |     res.headers.insert("Server".parse().unwrap(), "HTTP Server Rust".parse().unwrap());
[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/router.rs:82:26
[INFO] [stdout]    |
[INFO] [stdout] 82 |         h.headers.insert("directory".parse().unwrap(), directory.clone());
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ee3e8fe3872c18e8e4dbaf098f163b36ce451586ff5b63f9cf6baa2debd7d540", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee3e8fe3872c18e8e4dbaf098f163b36ce451586ff5b63f9cf6baa2debd7d540", kill_on_drop: false }`
[INFO] [stdout] ee3e8fe3872c18e8e4dbaf098f163b36ce451586ff5b63f9cf6baa2debd7d540