[INFO] fetching crate mtcp-rs 0.1.11... [INFO] checking mtcp-rs-0.1.11 against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3 [INFO] extracting crate mtcp-rs 0.1.11 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate mtcp-rs 0.1.11 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate mtcp-rs 0.1.11 [INFO] tweaked toml for crates.io crate mtcp-rs 0.1.11 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate mtcp-rs 0.1.11 on toolchain b1f2594eac607c1f051534800237eeedb5590a49 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate mtcp-rs 0.1.11 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e60ad7e80a09bedbf3ea4331018f0c8ca2c652955362a7e91b769437f9b50155 [INFO] running `Command { std: "docker" "start" "-a" "e60ad7e80a09bedbf3ea4331018f0c8ca2c652955362a7e91b769437f9b50155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e60ad7e80a09bedbf3ea4331018f0c8ca2c652955362a7e91b769437f9b50155", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e60ad7e80a09bedbf3ea4331018f0c8ca2c652955362a7e91b769437f9b50155", kill_on_drop: false }` [INFO] [stdout] e60ad7e80a09bedbf3ea4331018f0c8ca2c652955362a7e91b769437f9b50155 [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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 964a01e10c18f156187b3aea78df831c174c9e16be4a53348115e47a83e96c11 [INFO] running `Command { std: "docker" "start" "-a" "964a01e10c18f156187b3aea78df831c174c9e16be4a53348115e47a83e96c11", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling io-lifetimes v1.0.5 [INFO] [stderr] Compiling rustix v0.36.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Checking regex-syntax v0.6.28 [INFO] [stderr] Checking aho-corasick v0.7.20 [INFO] [stderr] Checking spare_buffer v0.1.1 [INFO] [stderr] Checking lazy_rc v0.1.3 [INFO] [stderr] Checking crossbeam-channel v0.5.6 [INFO] [stderr] Checking mio v0.8.6 [INFO] [stderr] Checking nix v0.26.2 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking num_cpus v1.15.0 [INFO] [stderr] Checking dns-lookup v1.0.8 [INFO] [stderr] Checking mtcp-rs v0.1.11 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/stream.rs:164:64 [INFO] [stdout] | [INFO] [stdout] 164 | for _event in events.iter().filter(|event| (event.token() == token)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 164 - for _event in events.iter().filter(|event| (event.token() == token)) { [INFO] [stdout] 164 + for _event in events.iter().filter(|event| event.token() == token) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/manager.rs:98:27 [INFO] [stdout] | [INFO] [stdout] 98 | pub(crate) fn context(&self) -> Ref { [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] 98 | pub(crate) fn context(&self) -> Ref<'_, TcpPollContext> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/manager.rs:102:31 [INFO] [stdout] | [INFO] [stdout] 102 | pub(crate) fn context_mut(&self) -> RefMut { [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] 102 | pub(crate) fn context_mut(&self) -> RefMut<'_, TcpPollContext> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.7.1 [INFO] [stderr] Checking ctrlc v3.2.5 [INFO] [stderr] Checking is-terminal v0.4.3 [INFO] [stderr] Checking env_logger v0.10.0 [INFO] [stdout] warning: unnecessary parentheses around closure body [INFO] [stdout] --> src/stream.rs:164:64 [INFO] [stdout] | [INFO] [stdout] 164 | for _event in events.iter().filter(|event| (event.token() == token)) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 164 - for _event in events.iter().filter(|event| (event.token() == token)) { [INFO] [stdout] 164 + for _event in events.iter().filter(|event| event.token() == token) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/manager.rs:98:27 [INFO] [stdout] | [INFO] [stdout] 98 | pub(crate) fn context(&self) -> Ref { [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] 98 | pub(crate) fn context(&self) -> Ref<'_, TcpPollContext> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/manager.rs:102:31 [INFO] [stdout] | [INFO] [stdout] 102 | pub(crate) fn context_mut(&self) -> RefMut { [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] 102 | pub(crate) fn context_mut(&self) -> RefMut<'_, TcpPollContext> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.65s [INFO] running `Command { std: "docker" "inspect" "964a01e10c18f156187b3aea78df831c174c9e16be4a53348115e47a83e96c11", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "964a01e10c18f156187b3aea78df831c174c9e16be4a53348115e47a83e96c11", kill_on_drop: false }` [INFO] [stdout] 964a01e10c18f156187b3aea78df831c174c9e16be4a53348115e47a83e96c11