[INFO] cloning repository https://github.com/R-D-C-N/dicerume
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/R-D-C-N/dicerume" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR-D-C-N%2Fdicerume", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR-D-C-N%2Fdicerume'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4181bee5924cba68e48c63b72616fb525abc34e
[INFO] checking R-D-C-N/dicerume against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FR-D-C-N%2Fdicerume" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/R-D-C-N/dicerume
[INFO] finished tweaking git repo https://github.com/R-D-C-N/dicerume
[INFO] tweaked toml for git repo https://github.com/R-D-C-N/dicerume written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/R-D-C-N/dicerume on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/R-D-C-N/dicerume 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2054bc36f102a1dfaac20cae2d1fac8b99aab8982c38f936ca26c22f3904287a
[INFO] running `Command { std: "docker" "start" "-a" "2054bc36f102a1dfaac20cae2d1fac8b99aab8982c38f936ca26c22f3904287a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2054bc36f102a1dfaac20cae2d1fac8b99aab8982c38f936ca26c22f3904287a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2054bc36f102a1dfaac20cae2d1fac8b99aab8982c38f936ca26c22f3904287a", kill_on_drop: false }`
[INFO] [stdout] 2054bc36f102a1dfaac20cae2d1fac8b99aab8982c38f936ca26c22f3904287a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfd25c54576e0321399c14fc07be36182f7a6ac4b7938a02f50cf30cb51298ec
[INFO] running `Command { std: "docker" "start" "-a" "cfd25c54576e0321399c14fc07be36182f7a6ac4b7938a02f50cf30cb51298ec", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `Builder`
[INFO] [stdout]  --> src/handshake.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use snow::{Builder, TransportState};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Builder`
[INFO] [stdout]  --> src/handshake.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use snow::{Builder, TransportState};
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoiseStream` is never constructed
[INFO] [stdout]   --> src/handshake.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct NoiseStream {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, `recv`, `ser_send`, `read_timer`, and `set_read_timer` are never used
[INFO] [stdout]   --> src/handshake.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl NoiseStream {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 52 |     pub fn new(stream: TcpStream, noise: TransportState, mut buf: Vec<u8>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn send(&mut self, data: &[u8]) -> Result<(), CommandError> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn recv(&mut self) -> Result<Vec<u8>, CommandError> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn ser_send(&mut self, t: &impl serde::Serialize) -> Result<(), CommandError> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn read_timer(&self) -> Option<std::time::Duration> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub fn set_read_timer(&mut self, dur: Option<std::time::Duration>) -> Result<(), CommandError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SerialDb` is never used
[INFO] [stdout]  --> src/db.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait SerialDb {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CommandError` is never used
[INFO] [stdout]   --> src/error.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum CommandError {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ResultUtil` is never used
[INFO] [stdout]   --> src/error.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub trait ResultUtil {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENGINE` is never used
[INFO] [stdout]  --> src/base64.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENGINE: Lazy<base64::engine::GeneralPurpose> = Lazy::new(|| GeneralPurpose::new(&BCRYPT, NO_PAD));
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NoiseStream` is never constructed
[INFO] [stdout]   --> src/handshake.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct NoiseStream {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `send`, `recv`, `ser_send`, `read_timer`, and `set_read_timer` are never used
[INFO] [stdout]   --> src/handshake.rs:52:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl NoiseStream {
[INFO] [stdout]    | ---------------- associated items in this implementation
[INFO] [stdout] 52 |     pub fn new(stream: TcpStream, noise: TransportState, mut buf: Vec<u8>) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 58 |     pub fn send(&mut self, data: &[u8]) -> Result<(), CommandError> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub fn recv(&mut self) -> Result<Vec<u8>, CommandError> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 75 |     pub fn ser_send(&mut self, t: &impl serde::Serialize) -> Result<(), CommandError> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn read_timer(&self) -> Option<std::time::Duration> {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 81 |     pub fn set_read_timer(&mut self, dur: Option<std::time::Duration>) -> Result<(), CommandError> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `SerialDb` is never used
[INFO] [stdout]  --> src/db.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait SerialDb {
[INFO] [stdout]   |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `CommandError` is never used
[INFO] [stdout]   --> src/error.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum CommandError {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ResultUtil` is never used
[INFO] [stdout]   --> src/error.rs:57:11
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub trait ResultUtil {
[INFO] [stdout]    |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `ENGINE` is never used
[INFO] [stdout]  --> src/base64.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub static ENGINE: Lazy<base64::engine::GeneralPurpose> = Lazy::new(|| GeneralPurpose::new(&BCRYPT, NO_PAD));
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.24s
[INFO] running `Command { std: "docker" "inspect" "cfd25c54576e0321399c14fc07be36182f7a6ac4b7938a02f50cf30cb51298ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfd25c54576e0321399c14fc07be36182f7a6ac4b7938a02f50cf30cb51298ec", kill_on_drop: false }`
[INFO] [stdout] cfd25c54576e0321399c14fc07be36182f7a6ac4b7938a02f50cf30cb51298ec
