[INFO] fetching crate fring 0.3.3... [INFO] testing fring-0.3.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate fring 0.3.3 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate fring 0.3.3 [INFO] finished tweaking crates.io crate fring 0.3.3 [INFO] tweaked toml for crates.io crate fring 0.3.3 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fring 0.3.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate fring 0.3.3 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cc30a406c56d4c6c980da67cff3cd418dc6f556239cca5aaeca03af727edfcb4 [INFO] running `Command { std: "docker" "start" "-a" "cc30a406c56d4c6c980da67cff3cd418dc6f556239cca5aaeca03af727edfcb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cc30a406c56d4c6c980da67cff3cd418dc6f556239cca5aaeca03af727edfcb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cc30a406c56d4c6c980da67cff3cd418dc6f556239cca5aaeca03af727edfcb4", kill_on_drop: false }` [INFO] [stdout] cc30a406c56d4c6c980da67cff3cd418dc6f556239cca5aaeca03af727edfcb4 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67f46a7cad851fe0e7c4b6d6e4fe181932496b1c1aa59b6720e17ae8e3030c62 [INFO] running `Command { std: "docker" "start" "-a" "67f46a7cad851fe0e7c4b6d6e4fe181932496b1c1aa59b6720e17ae8e3030c62", kill_on_drop: false }` [INFO] [stderr] Compiling fring v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn split(&mut self) -> (Producer, Consumer) { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [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] 142 | pub fn split(&mut self) -> (Producer<'_, N>, Consumer<'_, N>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:147:28 [INFO] [stdout] | [INFO] [stdout] 147 | pub unsafe fn producer(&self) -> Producer { [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] 147 | pub unsafe fn producer(&self) -> Producer<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:152:28 [INFO] [stdout] | [INFO] [stdout] 152 | pub unsafe fn consumer(&self) -> Consumer { [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] 152 | pub unsafe fn consumer(&self) -> Consumer<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] running `Command { std: "docker" "inspect" "67f46a7cad851fe0e7c4b6d6e4fe181932496b1c1aa59b6720e17ae8e3030c62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67f46a7cad851fe0e7c4b6d6e4fe181932496b1c1aa59b6720e17ae8e3030c62", kill_on_drop: false }` [INFO] [stdout] 67f46a7cad851fe0e7c4b6d6e4fe181932496b1c1aa59b6720e17ae8e3030c62 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3bd67fa7ac1bec8e01df6984b264aa30f414653540ff7750c6ab92885c56a6ed [INFO] running `Command { std: "docker" "start" "-a" "3bd67fa7ac1bec8e01df6984b264aa30f414653540ff7750c6ab92885c56a6ed", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn split(&mut self) -> (Producer, Consumer) { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [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] 142 | pub fn split(&mut self) -> (Producer<'_, N>, Consumer<'_, N>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:147:28 [INFO] [stdout] | [INFO] [stdout] 147 | pub unsafe fn producer(&self) -> Producer { [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] 147 | pub unsafe fn producer(&self) -> Producer<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:152:28 [INFO] [stdout] | [INFO] [stdout] 152 | pub unsafe fn consumer(&self) -> Consumer { [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] 152 | pub unsafe fn consumer(&self) -> Consumer<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling fring v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:142:18 [INFO] [stdout] | [INFO] [stdout] 142 | pub fn split(&mut self) -> (Producer, Consumer) { [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | | [INFO] [stdout] | | the same lifetime is hidden here [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] 142 | pub fn split(&mut self) -> (Producer<'_, N>, Consumer<'_, N>) { [INFO] [stdout] | +++ +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:147:28 [INFO] [stdout] | [INFO] [stdout] 147 | pub unsafe fn producer(&self) -> Producer { [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] 147 | pub unsafe fn producer(&self) -> Producer<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:152:28 [INFO] [stdout] | [INFO] [stdout] 152 | pub unsafe fn consumer(&self) -> Consumer { [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] 152 | pub unsafe fn consumer(&self) -> Consumer<'_, N> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "3bd67fa7ac1bec8e01df6984b264aa30f414653540ff7750c6ab92885c56a6ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bd67fa7ac1bec8e01df6984b264aa30f414653540ff7750c6ab92885c56a6ed", kill_on_drop: false }` [INFO] [stdout] 3bd67fa7ac1bec8e01df6984b264aa30f414653540ff7750c6ab92885c56a6ed [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9a737a528d8e5a3d64b7c65eb8017f079654c945cc45c448138f24d5c3333f45 [INFO] running `Command { std: "docker" "start" "-a" "9a737a528d8e5a3d64b7c65eb8017f079654c945cc45c448138f24d5c3333f45", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:142:18 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn split(&mut self) -> (Producer, Consumer) { [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | | [INFO] [stderr] | | the same lifetime is hidden here [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] 142 | pub fn split(&mut self) -> (Producer<'_, N>, Consumer<'_, N>) { [INFO] [stderr] | +++ +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:147:28 [INFO] [stderr] | [INFO] [stderr] 147 | pub unsafe fn producer(&self) -> Producer { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 147 | pub unsafe fn producer(&self) -> Producer<'_, N> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:152:28 [INFO] [stderr] | [INFO] [stderr] 152 | pub unsafe fn consumer(&self) -> Consumer { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 152 | pub unsafe fn consumer(&self) -> Consumer<'_, N> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `fring` (lib) generated 3 warnings (run `cargo fix --lib -p fring` to apply 3 suggestions) [INFO] [stderr] warning: `fring` (lib test) generated 3 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fring-12132c243ab9a755) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test index_wraparound ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-4a811acb9cd6da3c) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 13 tests [INFO] [stdout] test empty_size ... ok [INFO] [stdout] test flush ... ok [INFO] [stdout] test partial_drop ... ok [INFO] [stdout] test producer_consumer ... ok [INFO] [stdout] test data_size ... ok [INFO] [stdout] test write_ref ... ok [INFO] [stdout] test read_and_write ... ok [INFO] [stdout] test wrap_around ... ok [INFO] [stdout] test zero_sized_ops ... ok [INFO] [stdout] test read_ref ... ok [INFO] [stdout] test consume ... ok [INFO] [stdout] test bad_partial_drop - should panic ... ok [INFO] [stdout] test bad_consume - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Doc-tests fring [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9a737a528d8e5a3d64b7c65eb8017f079654c945cc45c448138f24d5c3333f45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9a737a528d8e5a3d64b7c65eb8017f079654c945cc45c448138f24d5c3333f45", kill_on_drop: false }` [INFO] [stdout] 9a737a528d8e5a3d64b7c65eb8017f079654c945cc45c448138f24d5c3333f45