[INFO] cloning repository https://github.com/Mersive-Technologies/rustls-test [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mersive-Technologies/rustls-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMersive-Technologies%2Frustls-test", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMersive-Technologies%2Frustls-test'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cf36ed7c578690bae1e0a255684093b37228a82e [INFO] building Mersive-Technologies/rustls-test against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMersive-Technologies%2Frustls-test" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Mersive-Technologies/rustls-test on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Mersive-Technologies/rustls-test [INFO] finished tweaking git repo https://github.com/Mersive-Technologies/rustls-test [INFO] tweaked toml for git repo https://github.com/Mersive-Technologies/rustls-test written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Mersive-Technologies/rustls-test 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rustls-pemfile v0.2.0 [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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 13ca2ffa055241780db7f4566d1dd4c0c91f778ebd27a3e187fdce89dfd6160d [INFO] running `Command { std: "docker" "start" "-a" "13ca2ffa055241780db7f4566d1dd4c0c91f778ebd27a3e187fdce89dfd6160d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "13ca2ffa055241780db7f4566d1dd4c0c91f778ebd27a3e187fdce89dfd6160d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "13ca2ffa055241780db7f4566d1dd4c0c91f778ebd27a3e187fdce89dfd6160d", kill_on_drop: false }` [INFO] [stdout] 13ca2ffa055241780db7f4566d1dd4c0c91f778ebd27a3e187fdce89dfd6160d [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7bc635d4b8d93fed4748425a8b121302fba589710f0b1051e4fed669c39f42dd [INFO] running `Command { std: "docker" "start" "-a" "7bc635d4b8d93fed4748425a8b121302fba589710f0b1051e4fed669c39f42dd", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.66 [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling rustls-pemfile v0.2.0 [INFO] [stderr] Compiling ring v0.16.19 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling sct v0.6.0 [INFO] [stderr] Compiling rustls v0.19.0 [INFO] [stderr] Compiling rustls-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ClientConfig` and `Session` [INFO] [stdout] --> src/main.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use rustls::{ClientConfig, ServerConfig, NoClientAuth, ClientSession, ServerSession, Session}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:75:16 [INFO] [stdout] | [INFO] [stdout] 75 | fn handle_read(mut stream: &mut rustls::Stream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:86:23 [INFO] [stdout] | [INFO] [stdout] 86 | fn handle_read_client(mut stream: &mut rustls::Stream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | tls_stream.write(&bytes[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = tls_stream.write(&bytes[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.99s [INFO] running `Command { std: "docker" "inspect" "7bc635d4b8d93fed4748425a8b121302fba589710f0b1051e4fed669c39f42dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bc635d4b8d93fed4748425a8b121302fba589710f0b1051e4fed669c39f42dd", kill_on_drop: false }` [INFO] [stdout] 7bc635d4b8d93fed4748425a8b121302fba589710f0b1051e4fed669c39f42dd [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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e92cb2b7a4625efa6279d2c27c8ae021c08a2886d31908b7600bca3f4b27202f [INFO] running `Command { std: "docker" "start" "-a" "e92cb2b7a4625efa6279d2c27c8ae021c08a2886d31908b7600bca3f4b27202f", kill_on_drop: false }` [INFO] [stderr] Compiling rustls-test v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ClientConfig` and `Session` [INFO] [stdout] --> src/main.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | use rustls::{ClientConfig, ServerConfig, NoClientAuth, ClientSession, ServerSession, Session}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:75:16 [INFO] [stdout] | [INFO] [stdout] 75 | fn handle_read(mut stream: &mut rustls::Stream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:86:23 [INFO] [stdout] | [INFO] [stdout] 86 | fn handle_read_client(mut stream: &mut rustls::Stream) { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 54 | tls_stream.write(&bytes[..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = tls_stream.write(&bytes[..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "e92cb2b7a4625efa6279d2c27c8ae021c08a2886d31908b7600bca3f4b27202f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e92cb2b7a4625efa6279d2c27c8ae021c08a2886d31908b7600bca3f4b27202f", kill_on_drop: false }` [INFO] [stdout] e92cb2b7a4625efa6279d2c27c8ae021c08a2886d31908b7600bca3f4b27202f