[INFO] cloning repository https://github.com/Kehashi91/rust_dory
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kehashi91/rust_dory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKehashi91%2Frust_dory", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKehashi91%2Frust_dory'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03f666c75383ef9a2afb46a94ab95da6cc72a84e
[INFO] checking Kehashi91/rust_dory against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKehashi91%2Frust_dory" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kehashi91/rust_dory on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kehashi91/rust_dory
[INFO] finished tweaking git repo https://github.com/Kehashi91/rust_dory
[INFO] tweaked toml for git repo https://github.com/Kehashi91/rust_dory written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/Kehashi91/rust_dory already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c96a88ac3cd03aeda88923115dc0d16cf7cac85cb05160a7fb5faf490f02d4d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0c96a88ac3cd03aeda88923115dc0d16cf7cac85cb05160a7fb5faf490f02d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c96a88ac3cd03aeda88923115dc0d16cf7cac85cb05160a7fb5faf490f02d4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c96a88ac3cd03aeda88923115dc0d16cf7cac85cb05160a7fb5faf490f02d4d", kill_on_drop: false }`
[INFO] [stdout] 0c96a88ac3cd03aeda88923115dc0d16cf7cac85cb05160a7fb5faf490f02d4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7896d9bf3fc8c6d29f71e1a9f6243e1a3638e7d8090c59dd31f61038bf06df02
[INFO] running `Command { std: "docker" "start" "-a" "7896d9bf3fc8c6d29f71e1a9f6243e1a3638e7d8090c59dd31f61038bf06df02", kill_on_drop: false }`
[INFO] [stderr]     Checking dory_rust_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `DoryStreamSocket`
[INFO] [stdout]  --> src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct DoryStreamSocket {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(path: &str, write_timeout: u64) -> DoryStreamSocket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DoryDatagramSocket`
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct DoryDatagramSocket {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn new(path: &str, write_timeout: u64) -> DoryDatagramSocket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DoryStreamSocket`
[INFO] [stdout]  --> src/main.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct DoryStreamSocket {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn new(path: &str, write_timeout: u64) -> DoryStreamSocket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DoryDatagramSocket`
[INFO] [stdout]   --> src/main.rs:25:8
[INFO] [stdout]    |
[INFO] [stdout] 25 | struct DoryDatagramSocket {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/main.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 |     fn new(path: &str, write_timeout: u64) -> DoryDatagramSocket {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | /         new_socket
[INFO] [stdout] 18 | |             .socket
[INFO] [stdout] 19 | |             .set_write_timeout(Some(Duration::new(write_timeout, 0)));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         new_socket
[INFO] [stdout] 37 | |             .socket
[INFO] [stdout] 38 | |             .set_write_timeout(Some(Duration::new(write_timeout, 0)));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | /         new_socket
[INFO] [stdout] 18 | |             .socket
[INFO] [stdout] 19 | |             .set_write_timeout(Some(Duration::new(write_timeout, 0)));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | /         new_socket
[INFO] [stdout] 37 | |             .socket
[INFO] [stdout] 38 | |             .set_write_timeout(Some(Duration::new(write_timeout, 0)));
[INFO] [stdout]    | |______________________________________________________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "7896d9bf3fc8c6d29f71e1a9f6243e1a3638e7d8090c59dd31f61038bf06df02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7896d9bf3fc8c6d29f71e1a9f6243e1a3638e7d8090c59dd31f61038bf06df02", kill_on_drop: false }`
[INFO] [stdout] 7896d9bf3fc8c6d29f71e1a9f6243e1a3638e7d8090c59dd31f61038bf06df02