[INFO] fetching crate pipe-channel 1.3.0... [INFO] testing pipe-channel-1.3.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1 [INFO] extracting crate pipe-channel 1.3.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate pipe-channel 1.3.0 [INFO] finished tweaking crates.io crate pipe-channel 1.3.0 [INFO] tweaked toml for crates.io crate pipe-channel 1.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate pipe-channel 1.3.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] [stderr] Adding nix v0.17.0 (available: v0.30.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0787a87cc5e8474a30be413967861065b65d6583b0dd6021380261d15cdf6f05 [INFO] running `Command { std: "docker" "start" "-a" "0787a87cc5e8474a30be413967861065b65d6583b0dd6021380261d15cdf6f05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0787a87cc5e8474a30be413967861065b65d6583b0dd6021380261d15cdf6f05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0787a87cc5e8474a30be413967861065b65d6583b0dd6021380261d15cdf6f05", kill_on_drop: false }` [INFO] [stdout] 0787a87cc5e8474a30be413967861065b65d6583b0dd6021380261d15cdf6f05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 446e3e6d708bff666e9641c1c2c9bdb43270508fdb474d534fddc660333eaa94 [INFO] running `Command { std: "docker" "start" "-a" "446e3e6d708bff666e9641c1c2c9bdb43270508fdb474d534fddc660333eaa94", kill_on_drop: false }` [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Compiling pipe-channel v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:17 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn iter(&mut 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] 321 | pub fn iter(&mut self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.56s [INFO] running `Command { std: "docker" "inspect" "446e3e6d708bff666e9641c1c2c9bdb43270508fdb474d534fddc660333eaa94", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "446e3e6d708bff666e9641c1c2c9bdb43270508fdb474d534fddc660333eaa94", kill_on_drop: false }` [INFO] [stdout] 446e3e6d708bff666e9641c1c2c9bdb43270508fdb474d534fddc660333eaa94 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6976ab147a6c85989a3e4f11a88b94648d5faf5ca98d9bed76f50622b62f2b10 [INFO] running `Command { std: "docker" "start" "-a" "6976ab147a6c85989a3e4f11a88b94648d5faf5ca98d9bed76f50622b62f2b10", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:17 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn iter(&mut 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] 321 | pub fn iter(&mut self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling pipe-channel v1.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:522:38 [INFO] [stdout] | [INFO] [stdout] 522 | unsafe impl Send for Large {}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:321:17 [INFO] [stdout] | [INFO] [stdout] 321 | pub fn iter(&mut 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] 321 | pub fn iter(&mut self) -> Iter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s [INFO] running `Command { std: "docker" "inspect" "6976ab147a6c85989a3e4f11a88b94648d5faf5ca98d9bed76f50622b62f2b10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6976ab147a6c85989a3e4f11a88b94648d5faf5ca98d9bed76f50622b62f2b10", kill_on_drop: false }` [INFO] [stdout] 6976ab147a6c85989a3e4f11a88b94648d5faf5ca98d9bed76f50622b62f2b10 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 8fb92cabc2f7826fa0492e464741d8c5bb545a35e8daca55934284e4f4b4964d [INFO] running `Command { std: "docker" "start" "-a" "8fb92cabc2f7826fa0492e464741d8c5bb545a35e8daca55934284e4f4b4964d", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:321:17 [INFO] [stderr] | [INFO] [stderr] 321 | pub fn iter(&mut self) -> Iter { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 321 | pub fn iter(&mut self) -> Iter<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:522:38 [INFO] [stderr] | [INFO] [stderr] 522 | unsafe impl Send for Large {}; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `pipe-channel` (lib) generated 1 warning (run `cargo fix --lib -p pipe-channel` to apply 1 suggestion) [INFO] [stderr] warning: `pipe-channel` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pipe_channel-15c7e6588dea8045) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stderr] Doc-tests pipe_channel [INFO] [stdout] test tests::debug_print ... ok [INFO] [stdout] test tests::no_drop_on_recv_err ... ok [INFO] [stdout] test tests::raw_fd ... ok [INFO] [stdout] test tests::zero_sized_type_drop ... ok [INFO] [stdout] test tests::no_send_no_threading ... ok [INFO] [stdout] test tests::no_leak ... ok [INFO] [stdout] test tests::large_data ... ok [INFO] [stdout] test tests::zero_sized_type ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - Sender::send (line 201) ... ok [INFO] [stdout] test src/lib.rs - Sender::send (line 185) ... ok [INFO] [stdout] test src/lib.rs - Receiver::recv (line 268) ... ok [INFO] [stdout] test src/lib.rs - Receiver::recv (line 252) ... ok [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] test src/lib.rs - IntoIter (line 385) ... ok [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] test src/lib.rs - Receiver::iter (line 304) ... ok [INFO] [stdout] test src/lib.rs - channel (line 143) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.82s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "8fb92cabc2f7826fa0492e464741d8c5bb545a35e8daca55934284e4f4b4964d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fb92cabc2f7826fa0492e464741d8c5bb545a35e8daca55934284e4f4b4964d", kill_on_drop: false }` [INFO] [stdout] 8fb92cabc2f7826fa0492e464741d8c5bb545a35e8daca55934284e4f4b4964d