[INFO] cloning repository https://github.com/k16shikano/my-tls-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k16shikano/my-tls-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk16shikano%2Fmy-tls-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk16shikano%2Fmy-tls-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2009e9663e6107d0d665581d6b0d65f52365118
[INFO] checking k16shikano/my-tls-server 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%2Fk16shikano%2Fmy-tls-server" "/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/k16shikano/my-tls-server
[INFO] finished tweaking git repo https://github.com/k16shikano/my-tls-server
[INFO] tweaked toml for git repo https://github.com/k16shikano/my-tls-server written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/k16shikano/my-tls-server 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/k16shikano/my-tls-server 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] 34f98344b97e59dd15ee0db5dd2914805f9f55b9bffd0753c473559e983a40c2
[INFO] running `Command { std: "docker" "start" "-a" "34f98344b97e59dd15ee0db5dd2914805f9f55b9bffd0753c473559e983a40c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34f98344b97e59dd15ee0db5dd2914805f9f55b9bffd0753c473559e983a40c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34f98344b97e59dd15ee0db5dd2914805f9f55b9bffd0753c473559e983a40c2", kill_on_drop: false }`
[INFO] [stdout] 34f98344b97e59dd15ee0db5dd2914805f9f55b9bffd0753c473559e983a40c2
[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] 0de55c958aadfcd5e95d83fd7438d1ec91dd1fb56bb2fe22f9cae1f8338b3a81
[INFO] running `Command { std: "docker" "start" "-a" "0de55c958aadfcd5e95d83fd7438d1ec91dd1fb56bb2fe22f9cae1f8338b3a81", kill_on_drop: false }`
[INFO] [stderr]     Checking zeroize v1.8.1
[INFO] [stderr]     Checking subtle v2.6.1
[INFO] [stderr]     Checking base64ct v1.7.3
[INFO] [stderr]     Checking smallvec v1.15.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.5
[INFO] [stderr]     Checking untrusted v0.9.0
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking ecdsa v0.16.9
[INFO] [stderr]     Checking primeorder v0.13.6
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking p384 v0.13.1
[INFO] [stderr]     Checking p256 v0.13.2
[INFO] [stderr]     Checking tokio v1.45.1
[INFO] [stderr]     Checking my-tls-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Vec<u8>, Infallible>
[INFO] [stdout]    --> src/crypto.rs:408:39
[INFO] [stdout]     |
[INFO] [stdout] 408 |             0x15 => Ok(RecType::Alert(plaintext[5..7].try_into().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 `my-tls-server` (bin "my-tls-server") 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/crypto.rs:408:39
[INFO] [stdout]     |
[INFO] [stdout] 408 |             0x15 => Ok(RecType::Alert(plaintext[5..7].try_into().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 `my-tls-server` (bin "my-tls-server" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0de55c958aadfcd5e95d83fd7438d1ec91dd1fb56bb2fe22f9cae1f8338b3a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de55c958aadfcd5e95d83fd7438d1ec91dd1fb56bb2fe22f9cae1f8338b3a81", kill_on_drop: false }`
[INFO] [stdout] 0de55c958aadfcd5e95d83fd7438d1ec91dd1fb56bb2fe22f9cae1f8338b3a81
