[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] 6d8a60137e612c80e4b0fcb853a45766601d23ad [INFO] testing pexip/os-rust-crossbeam-channel against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpexip%2Fos-rust-crossbeam-channel" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [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-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/pexip/os-rust-crossbeam-channel on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 53f1638f2ab201efa1e24669b27b3c805f9699c2e4ad2c4413edaee6695284d1 [INFO] running `Command { std: "docker" "start" "-a" "53f1638f2ab201efa1e24669b27b3c805f9699c2e4ad2c4413edaee6695284d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "53f1638f2ab201efa1e24669b27b3c805f9699c2e4ad2c4413edaee6695284d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53f1638f2ab201efa1e24669b27b3c805f9699c2e4ad2c4413edaee6695284d1", kill_on_drop: false }` [INFO] [stdout] 53f1638f2ab201efa1e24669b27b3c805f9699c2e4ad2c4413edaee6695284d1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 611853cff1685ea080e48ae23939c99b5c50c7575bbd079c3518af596f64aeb0 [INFO] running `Command { std: "docker" "start" "-a" "611853cff1685ea080e48ae23939c99b5c50c7575bbd079c3518af596f64aeb0", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.11 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "611853cff1685ea080e48ae23939c99b5c50c7575bbd079c3518af596f64aeb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "611853cff1685ea080e48ae23939c99b5c50c7575bbd079c3518af596f64aeb0", kill_on_drop: false }` [INFO] [stdout] 611853cff1685ea080e48ae23939c99b5c50c7575bbd079c3518af596f64aeb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bdef78cc9112fab1224301c204174479148df3f8846127af97093949c7cc4486 [INFO] running `Command { std: "docker" "start" "-a" "bdef78cc9112fab1224301c204174479148df3f8846127af97093949c7cc4486", kill_on_drop: false }` [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling getrandom v0.2.7 [INFO] [stderr] Compiling signal-hook-registry v1.4.0 [INFO] [stderr] Compiling num_cpus v1.13.1 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling crossbeam-channel v0.5.6 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `crossbeam_sanitize` [INFO] [stdout] --> tests/tick.rs:132:11 [INFO] [stdout] | [INFO] [stdout] 132 | #[cfg(not(crossbeam_sanitize))] // TODO: assertions failed due to tsan is slow [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `docsrs`, `feature`, and `test` and 31 more [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(crossbeam_sanitize)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(crossbeam_sanitize)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `crossbeam_sanitize` [INFO] [stdout] --> tests/tick.rs:257:11 [INFO] [stdout] | [INFO] [stdout] 257 | #[cfg(not(crossbeam_sanitize))] // TODO: assertions failed due to tsan is slow [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(crossbeam_sanitize)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(crossbeam_sanitize)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> tests/mpsc.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 102 | pub fn iter(&self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> tests/mpsc.rs:106:21 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn try_iter(&self) -> TryIter { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 106 | pub fn try_iter(&self) -> TryIter<'_, T> { [INFO] [stdout] | +++ [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: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] [stderr] error: could not compile `crossbeam-channel` (test "mpsc"); 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name mpsc --edition=2018 tests/mpsc.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="crossbeam-utils"' --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("crossbeam-utils", "default", "std"))' -C metadata=73328f755eab49aa -C extra-filename=-4b573618b1fa4f97 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-33ef6c02a07f9fec.rlib --extern crossbeam_channel=/opt/rustwide/target/debug/deps/libcrossbeam_channel-a9901f0cea0eb352.rlib --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-d519c582a6fc32b2.rlib --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-43080cb30889390c.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-1b82429f72f467fd.rlib --extern signal_hook=/opt/rustwide/target/debug/deps/libsignal_hook-53c64bebd0950a18.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "bdef78cc9112fab1224301c204174479148df3f8846127af97093949c7cc4486", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bdef78cc9112fab1224301c204174479148df3f8846127af97093949c7cc4486", kill_on_drop: false }` [INFO] [stdout] bdef78cc9112fab1224301c204174479148df3f8846127af97093949c7cc4486