[INFO] fetching crate buffertk 0.13.0... [INFO] testing buffertk-0.13.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate buffertk 0.13.0 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate buffertk 0.13.0 [INFO] finished tweaking crates.io crate buffertk 0.13.0 [INFO] tweaked toml for crates.io crate buffertk 0.13.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate buffertk 0.13.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate buffertk 0.13.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded getopts v0.2.23 [INFO] [stderr] Downloaded guacamole v0.14.0 [INFO] [stderr] Downloaded statslicer v0.9.0 [INFO] [stderr] Downloaded sig_fig_histogram v0.6.0 [INFO] [stderr] Downloaded arrrg v0.8.0 [INFO] [stderr] Downloaded derive_util v0.5.0 [INFO] [stderr] Downloaded arrrg_derive v0.8.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1892d280a14a1e02739fa9fe5f7a537e9c9689ba43d193067a867e31e983d829 [INFO] running `Command { std: "docker" "start" "-a" "1892d280a14a1e02739fa9fe5f7a537e9c9689ba43d193067a867e31e983d829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1892d280a14a1e02739fa9fe5f7a537e9c9689ba43d193067a867e31e983d829", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1892d280a14a1e02739fa9fe5f7a537e9c9689ba43d193067a867e31e983d829", kill_on_drop: false }` [INFO] [stdout] 1892d280a14a1e02739fa9fe5f7a537e9c9689ba43d193067a867e31e983d829 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3a05c0fcf936cfa50312215ca3ec2925a17dc7829ed8a610c788875d561f7480 [INFO] running `Command { std: "docker" "start" "-a" "3a05c0fcf936cfa50312215ca3ec2925a17dc7829ed8a610c788875d561f7480", kill_on_drop: false }` [INFO] [stderr] Compiling buffertk v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:429:40 [INFO] [stdout] | [INFO] [stdout] 429 | pub fn length_free(slice: &[P]) -> LengthFree

{ [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] 429 | pub fn length_free(slice: &[P]) -> LengthFree<'_, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.11s [INFO] running `Command { std: "docker" "inspect" "3a05c0fcf936cfa50312215ca3ec2925a17dc7829ed8a610c788875d561f7480", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a05c0fcf936cfa50312215ca3ec2925a17dc7829ed8a610c788875d561f7480", kill_on_drop: false }` [INFO] [stdout] 3a05c0fcf936cfa50312215ca3ec2925a17dc7829ed8a610c788875d561f7480 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 142f5251b6f4f1f3e9bb61a83c0ce26f94151fe38f791f25f9a9dea99df98a65 [INFO] running `Command { std: "docker" "start" "-a" "142f5251b6f4f1f3e9bb61a83c0ce26f94151fe38f791f25f9a9dea99df98a65", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling unicode-width v0.2.1 [INFO] [stderr] Compiling sig_fig_histogram v0.6.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:429:40 [INFO] [stdout] | [INFO] [stdout] 429 | pub fn length_free(slice: &[P]) -> LengthFree

{ [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] 429 | pub fn length_free(slice: &[P]) -> LengthFree<'_, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling getopts v0.2.23 [INFO] [stderr] Compiling derive_util v0.5.0 [INFO] [stderr] Compiling arrrg_derive v0.8.0 [INFO] [stderr] Compiling arrrg v0.8.0 [INFO] [stderr] Compiling guacamole v0.14.0 [INFO] [stderr] Compiling statslicer v0.9.0 [INFO] [stderr] Compiling buffertk v0.13.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:429:40 [INFO] [stdout] | [INFO] [stdout] 429 | pub fn length_free(slice: &[P]) -> LengthFree

{ [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] 429 | pub fn length_free(slice: &[P]) -> LengthFree<'_, P> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 5.20s [INFO] running `Command { std: "docker" "inspect" "142f5251b6f4f1f3e9bb61a83c0ce26f94151fe38f791f25f9a9dea99df98a65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "142f5251b6f4f1f3e9bb61a83c0ce26f94151fe38f791f25f9a9dea99df98a65", kill_on_drop: false }` [INFO] [stdout] 142f5251b6f4f1f3e9bb61a83c0ce26f94151fe38f791f25f9a9dea99df98a65 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 97a64eb0e1f2f38b1b4b3564ff08f6b8c8235c9516ccde7e1228fecddc2437b8 [INFO] running `Command { std: "docker" "start" "-a" "97a64eb0e1f2f38b1b4b3564ff08f6b8c8235c9516ccde7e1228fecddc2437b8", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:429:40 [INFO] [stderr] | [INFO] [stderr] 429 | pub fn length_free(slice: &[P]) -> LengthFree

{ [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] 429 | pub fn length_free(slice: &[P]) -> LengthFree<'_, P> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `buffertk` (lib) generated 1 warning (run `cargo fix --lib -p buffertk` to apply 1 suggestion) [INFO] [stderr] warning: `buffertk` (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/buffertk-2ab9d534a4ea6dab) [INFO] [stdout] [INFO] [stdout] running 28 tests [INFO] [stdout] test tests::length_free ... ok [INFO] [stdout] test tests::pack_and_unpack_floats ... ok [INFO] [stdout] test tests::pack_and_unpack_slice ... ok [INFO] [stdout] test tests::stack_pack_to_vec ... ok [INFO] [stdout] test tests::stack_pack_into_slice ... ok [INFO] [stdout] test tests::pack_and_unpack_integers ... ok [INFO] [stdout] test varint::tests::assumption_u64_holds_usize ... ok [INFO] [stdout] test tests::unpacker ... ok [INFO] [stdout] test varint::tests::from_into_i32 ... ok [INFO] [stdout] test varint::tests::from_into_i64 ... ok [INFO] [stdout] test varint::tests::from_into_u16 ... ok [INFO] [stdout] test varint::tests::from_into_u64 ... ok [INFO] [stdout] test varint::tests::from_into_u32 ... ok [INFO] [stdout] test varint::tests::from_into_u8 ... ok [INFO] [stdout] test tests::pack_void ... ok [INFO] [stdout] test varint::tests::pack_varint ... ok [INFO] [stdout] test varint::tests::try_into_i16 ... ok [INFO] [stdout] test varint::tests::from_into_i8 ... ok [INFO] [stdout] test tests::stack_packer ... ok [INFO] [stdout] test varint::tests::from_into_i16 ... ok [INFO] [stdout] test varint::tests::try_into_i32 ... ok [INFO] [stdout] test varint::tests::from_into_usize ... ok [INFO] [stdout] test tests::split_tuple ... ok [INFO] [stdout] test varint::tests::try_into_i8 ... ok [INFO] [stdout] test varint::tests::try_into_u8 ... ok [INFO] [stdout] test varint::tests::unpack_varint ... ok [INFO] [stdout] test varint::tests::try_into_u16 ... ok [INFO] [stdout] test varint::tests::try_into_u32 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/unvarint.rs (/opt/rustwide/target/debug/deps/unvarint-8ccc7d4295fbff94) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/bin/varint.rs (/opt/rustwide/target/debug/deps/varint-4a79a028dc50e2c8) [INFO] [stderr] Doc-tests buffertk [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/lib.rs - (line 22) ... ok [INFO] [stdout] test src/lib.rs - (line 32) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.13s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "97a64eb0e1f2f38b1b4b3564ff08f6b8c8235c9516ccde7e1228fecddc2437b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97a64eb0e1f2f38b1b4b3564ff08f6b8c8235c9516ccde7e1228fecddc2437b8", kill_on_drop: false }` [INFO] [stdout] 97a64eb0e1f2f38b1b4b3564ff08f6b8c8235c9516ccde7e1228fecddc2437b8