[INFO] cloning repository https://github.com/pexip/os-rust-crossbeam-channel [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pexip/os-rust-crossbeam-channel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-crossbeam-channel", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-crossbeam-channel'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a8fe578b71d602631621b511a94d7c537ef63c2f [INFO] checking pexip/os-rust-crossbeam-channel against nightly-2024-02-05 for check-cfg-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-crossbeam-channel" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/pexip/os-rust-crossbeam-channel on toolchain nightly-2024-02-05 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/pexip/os-rust-crossbeam-channel [INFO] finished tweaking git repo https://github.com/pexip/os-rust-crossbeam-channel [INFO] tweaked toml for git repo https://github.com/pexip/os-rust-crossbeam-channel written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/pexip/os-rust-crossbeam-channel 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded signal-hook v0.3.14 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a4e40ba6ff50b3c5953040490f851367736c037374a734ce095d8c588c18ee3d [INFO] running `Command { std: "docker" "start" "-a" "a4e40ba6ff50b3c5953040490f851367736c037374a734ce095d8c588c18ee3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a4e40ba6ff50b3c5953040490f851367736c037374a734ce095d8c588c18ee3d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a4e40ba6ff50b3c5953040490f851367736c037374a734ce095d8c588c18ee3d", kill_on_drop: false }` [INFO] [stdout] a4e40ba6ff50b3c5953040490f851367736c037374a734ce095d8c588c18ee3d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 08f6b701be48721558614885a4d549db2f974ec68256d64aeaf01d1445ea5233 [INFO] running `Command { std: "docker" "start" "-a" "08f6b701be48721558614885a4d549db2f974ec68256d64aeaf01d1445ea5233", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Checking crossbeam-channel v0.5.6 (/opt/rustwide/workdir) [INFO] [stderr] Checking getrandom v0.2.7 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1215:27 [INFO] [stdout] | [INFO] [stdout] 1215 | recv(r) -> res => drop::>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1218:27 [INFO] [stdout] | [INFO] [stdout] 1218 | recv(r) -> res => drop::>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1222:27 [INFO] [stdout] | [INFO] [stdout] 1222 | recv(r) -> res => drop::>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1227:30 [INFO] [stdout] | [INFO] [stdout] 1227 | send(s, 0) -> res => drop::>>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), crossbeam_channel::SendError>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1230:30 [INFO] [stdout] | [INFO] [stdout] 1230 | send(s, 0) -> res => drop::>>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), crossbeam_channel::SendError>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1234:30 [INFO] [stdout] | [INFO] [stdout] 1234 | send(s, 0) -> res => drop::>>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), crossbeam_channel::SendError>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1239:30 [INFO] [stdout] | [INFO] [stdout] 1239 | send(s, 0) -> res => drop::>>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result<(), crossbeam_channel::SendError>` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> tests/select_macro.rs:1240:27 [INFO] [stdout] | [INFO] [stdout] 1240 | recv(r) -> res => drop::>(res), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^---^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `Result` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.57s [INFO] running `Command { std: "docker" "inspect" "08f6b701be48721558614885a4d549db2f974ec68256d64aeaf01d1445ea5233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "08f6b701be48721558614885a4d549db2f974ec68256d64aeaf01d1445ea5233", kill_on_drop: false }` [INFO] [stdout] 08f6b701be48721558614885a4d549db2f974ec68256d64aeaf01d1445ea5233