[INFO] cloning repository https://github.com/kostya2023/ecdh_x25519
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kostya2023/ecdh_x25519" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkostya2023%2Fecdh_x25519", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkostya2023%2Fecdh_x25519'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e21f2fbe25d50eb86f37309f3347728a79ebfb13
[INFO] checking kostya2023/ecdh_x25519 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%2Fkostya2023%2Fecdh_x25519" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kostya2023/ecdh_x25519
[INFO] finished tweaking git repo https://github.com/kostya2023/ecdh_x25519
[INFO] tweaked toml for git repo https://github.com/kostya2023/ecdh_x25519 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kostya2023/ecdh_x25519 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/kostya2023/ecdh_x25519 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1ad4845594f6929389aca94444f536903bd7499af4d43c08f8e993daeab530a2
[INFO] running `Command { std: "docker" "start" "-a" "1ad4845594f6929389aca94444f536903bd7499af4d43c08f8e993daeab530a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ad4845594f6929389aca94444f536903bd7499af4d43c08f8e993daeab530a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ad4845594f6929389aca94444f536903bd7499af4d43c08f8e993daeab530a2", kill_on_drop: false }`
[INFO] [stdout] 1ad4845594f6929389aca94444f536903bd7499af4d43c08f8e993daeab530a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 44cb5c5911d0ffeb03b2f786924b149428f92af1935724f314cddab36bb176cd
[INFO] running `Command { std: "docker" "start" "-a" "44cb5c5911d0ffeb03b2f786924b149428f92af1935724f314cddab36bb176cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.13.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling semver v1.0.26
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling indoc v2.0.6
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling pyo3-build-config v0.25.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.25.0
[INFO] [stderr]    Compiling pyo3-ffi v0.25.0
[INFO] [stderr]    Compiling pyo3 v0.25.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking x25519-dalek v2.0.1
[INFO] [stderr]    Compiling pyo3-macros v0.25.0
[INFO] [stderr]     Checking ecdh_x25519 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<u8>, Infallible>
[INFO] [stdout]   --> src/lib.rs:22:39
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn generate_keypair(&mut self) -> Vec<u8> {
[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 `ecdh_x25519` (lib test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<u8>, Infallible>
[INFO] [stdout]   --> src/lib.rs:22:39
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn generate_keypair(&mut self) -> Vec<u8> {
[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 `ecdh_x25519` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "44cb5c5911d0ffeb03b2f786924b149428f92af1935724f314cddab36bb176cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44cb5c5911d0ffeb03b2f786924b149428f92af1935724f314cddab36bb176cd", kill_on_drop: false }`
[INFO] [stdout] 44cb5c5911d0ffeb03b2f786924b149428f92af1935724f314cddab36bb176cd