[INFO] fetching crate ringbuf 0.4.8... [INFO] testing ringbuf-0.4.8 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate ringbuf 0.4.8 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate ringbuf 0.4.8 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate ringbuf 0.4.8 [INFO] tweaked toml for crates.io crate ringbuf 0.4.8 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate ringbuf 0.4.8 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate ringbuf 0.4.8 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 36ca9cf00f6353cf95840cd3ac5b3e1b05fe2dd030425f6a255b7ab09acc4d26 [INFO] running `Command { std: "docker" "start" "-a" "36ca9cf00f6353cf95840cd3ac5b3e1b05fe2dd030425f6a255b7ab09acc4d26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "36ca9cf00f6353cf95840cd3ac5b3e1b05fe2dd030425f6a255b7ab09acc4d26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "36ca9cf00f6353cf95840cd3ac5b3e1b05fe2dd030425f6a255b7ab09acc4d26", kill_on_drop: false }` [INFO] [stdout] 36ca9cf00f6353cf95840cd3ac5b3e1b05fe2dd030425f6a255b7ab09acc4d26 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b63001bbb91d1150a1515038b80767407ecd43cffb3515bc1615545655cf5af5 [INFO] running `Command { std: "docker" "start" "-a" "b63001bbb91d1150a1515038b80767407ecd43cffb3515bc1615545655cf5af5", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling ringbuf v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traits/consumer.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | fn pop_iter(&mut self) -> PopIter { [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] 188 | fn pop_iter(&mut self) -> PopIter<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.16s [INFO] running `Command { std: "docker" "inspect" "b63001bbb91d1150a1515038b80767407ecd43cffb3515bc1615545655cf5af5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b63001bbb91d1150a1515038b80767407ecd43cffb3515bc1615545655cf5af5", kill_on_drop: false }` [INFO] [stdout] b63001bbb91d1150a1515038b80767407ecd43cffb3515bc1615545655cf5af5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 459d63243d6f3f1dea0493464d5d5a63a75d270bbe8dec84ab6000c9c88fab72 [INFO] running `Command { std: "docker" "start" "-a" "459d63243d6f3f1dea0493464d5d5a63a75d270bbe8dec84ab6000c9c88fab72", kill_on_drop: false }` [INFO] [stderr] Compiling lock-free-static v0.2.1 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traits/consumer.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | fn pop_iter(&mut self) -> PopIter { [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] 188 | fn pop_iter(&mut self) -> PopIter<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling ringbuf v0.4.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/traits/consumer.rs:188:17 [INFO] [stdout] | [INFO] [stdout] 188 | fn pop_iter(&mut self) -> PopIter { [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] 188 | fn pop_iter(&mut self) -> PopIter<'_, Self> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 3.31s [INFO] running `Command { std: "docker" "inspect" "459d63243d6f3f1dea0493464d5d5a63a75d270bbe8dec84ab6000c9c88fab72", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "459d63243d6f3f1dea0493464d5d5a63a75d270bbe8dec84ab6000c9c88fab72", kill_on_drop: false }` [INFO] [stdout] 459d63243d6f3f1dea0493464d5d5a63a75d270bbe8dec84ab6000c9c88fab72 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] da02ecd98e9aa6a09a955ee1b5698d2f472798646324f413b672598cf3ccf1cb [INFO] running `Command { std: "docker" "start" "-a" "da02ecd98e9aa6a09a955ee1b5698d2f472798646324f413b672598cf3ccf1cb", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/traits/consumer.rs:188:17 [INFO] [stderr] | [INFO] [stderr] 188 | fn pop_iter(&mut self) -> PopIter { [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] 188 | fn pop_iter(&mut self) -> PopIter<'_, Self> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `ringbuf` (lib) generated 1 warning (run `cargo fix --lib -p ringbuf` to apply 1 suggestion) [INFO] [stderr] warning: `ringbuf` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ringbuf-4be1fc9c3927416a) [INFO] [stdout] [INFO] [stdout] running 53 tests [INFO] [stdout] test tests::access::pop_full ... ok [INFO] [stdout] test tests::access::pop_return ... ok [INFO] [stdout] test tests::access::push_return ... ok [INFO] [stdout] test tests::access::try_pop ... ok [INFO] [stdout] test tests::basic::capacity ... ok [INFO] [stdout] test tests::access::try_push ... ok [INFO] [stdout] test tests::basic::empty_full ... ok [INFO] [stdout] test tests::basic::len_remaining ... ok [INFO] [stdout] test tests::basic::pop_empty ... ok [INFO] [stdout] test tests::basic::push_pop_all ... ok [INFO] [stdout] test tests::basic::push_pop_one ... ok [INFO] [stdout] test tests::drop::single ... ok [INFO] [stdout] test tests::basic::try_push ... ok [INFO] [stdout] test tests::drop::transaction ... ok [INFO] [stdout] test tests::fmt_write::write ... ok [INFO] [stdout] test tests::fmt_write::write_overflow ... ok [INFO] [stdout] test tests::frozen::consumer ... ok [INFO] [stdout] test tests::frozen::discard ... ok [INFO] [stdout] test tests::frozen::producer ... ok [INFO] [stdout] test tests::hold::manually_hold_and_drop ... ok [INFO] [stdout] test tests::hold::split_and_drop ... ok [INFO] [stdout] test tests::init::from_array ... ok [INFO] [stdout] test tests::init::from_boxed_slice ... ok [INFO] [stdout] test tests::init::from_vec ... ok [INFO] [stdout] test tests::init::new ... ok [INFO] [stdout] test tests::iter::iter ... ok [INFO] [stdout] test tests::iter::iter_mut ... ok [INFO] [stdout] test tests::iter::pop_iter ... ok [INFO] [stdout] test tests::iter::push_pop_iter_partial ... ok [INFO] [stdout] test tests::new::from_vec ... ok [INFO] [stdout] test tests::new::new_static ... ok [INFO] [stdout] test tests::overwrite::push ... ok [INFO] [stdout] test tests::overwrite::push_iter ... ok [INFO] [stdout] test tests::overwrite::push_slice ... ok [INFO] [stdout] test tests::read_write::count ... ok [INFO] [stdout] test tests::read_write::from ... ok [INFO] [stdout] test tests::read_write::into ... ok [INFO] [stdout] test tests::read_write::read_from ... ok [INFO] [stdout] test tests::skip::skip ... ok [INFO] [stdout] test tests::skip::skip_drop ... ok [INFO] [stdout] test tests::slice::move_slice ... ok [INFO] [stdout] test tests::slice::move_slice_count ... ok [INFO] [stdout] test tests::slice::push_pop_slice ... ok [INFO] [stdout] test tests::unsized_::capacity ... ok [INFO] [stdout] test tests::unsized_::push_pop ... ok [INFO] [stdout] test tests::unsized_::split ... ok [INFO] [stdout] test tests::zero_sized::basic ... ok [INFO] [stdout] test tests::access::push_pop ... ok [INFO] [stdout] test tests::access::pop_empty ... ok [INFO] [stdout] test tests::hold::hold_conflict - should panic ... ok [INFO] [stdout] test tests::shared::concurrent ... ok [INFO] [stdout] test tests::basic::split_capacity ... ok [INFO] [stdout] test tests::shared::non_sync ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 53 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] [stderr] Doc-tests ringbuf [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/traits/consumer.rs - traits::consumer::Consumer::skip (line 214) ... ok [INFO] [stdout] test src/lib.rs - (line 56) ... ok [INFO] [stdout] test src/rb/shared.rs - rb::shared::SharedRb (line 31) ... ok [INFO] [stdout] test src/lib.rs - (line 34) ... ok [INFO] [stdout] test src/lib.rs - (line 75) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.90s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "da02ecd98e9aa6a09a955ee1b5698d2f472798646324f413b672598cf3ccf1cb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "da02ecd98e9aa6a09a955ee1b5698d2f472798646324f413b672598cf3ccf1cb", kill_on_drop: false }` [INFO] [stdout] da02ecd98e9aa6a09a955ee1b5698d2f472798646324f413b672598cf3ccf1cb