[INFO] fetching crate unthbuf 1.0.0...
[INFO] testing unthbuf-1.0.0 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate unthbuf 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate unthbuf 1.0.0
[INFO] finished tweaking crates.io crate unthbuf 1.0.0
[INFO] tweaked toml for crates.io crate unthbuf 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate unthbuf 1.0.0 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fa4c6c10eb54a3b89924f14cafb5262969893b3d31fefe24523b48451812c639
[INFO] running `Command { std: "docker" "start" "-a" "fa4c6c10eb54a3b89924f14cafb5262969893b3d31fefe24523b48451812c639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa4c6c10eb54a3b89924f14cafb5262969893b3d31fefe24523b48451812c639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa4c6c10eb54a3b89924f14cafb5262969893b3d31fefe24523b48451812c639", kill_on_drop: false }`
[INFO] [stdout] fa4c6c10eb54a3b89924f14cafb5262969893b3d31fefe24523b48451812c639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b87410db568d738d4c99f3bcb260b5e25d42b33ab1dd2c43454db180587d0785
[INFO] running `Command { std: "docker" "start" "-a" "b87410db568d738d4c99f3bcb260b5e25d42b33ab1dd2c43454db180587d0785", kill_on_drop: false }`
[INFO] [stderr]    Compiling unthbuf v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/iter.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn iter(&self) -> UnthBufIter<CL> {
[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] 7 |     pub fn iter(&self) -> UnthBufIter<'_, CL> {
[INFO] [stdout]   |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b87410db568d738d4c99f3bcb260b5e25d42b33ab1dd2c43454db180587d0785", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87410db568d738d4c99f3bcb260b5e25d42b33ab1dd2c43454db180587d0785", kill_on_drop: false }`
[INFO] [stdout] b87410db568d738d4c99f3bcb260b5e25d42b33ab1dd2c43454db180587d0785
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8366b171b15d2b9774e9e9acc209ef778d4fead2bac9515024fff5d961be10b
[INFO] running `Command { std: "docker" "start" "-a" "b8366b171b15d2b9774e9e9acc209ef778d4fead2bac9515024fff5d961be10b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]  --> src/iter.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn iter(&self) -> UnthBufIter<CL> {
[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] 7 |     pub fn iter(&self) -> UnthBufIter<'_, CL> {
[INFO] [stdout]   |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling unthbuf v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::prelude::*`
[INFO] [stdout]    --> src/tests.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use rand::prelude::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tests.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |     let mut indices: Vec<usize> = (0..ITERATIONS).collect();
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/tests.rs:125:17
[INFO] [stdout]     |
[INFO] [stdout] 125 | fn test_indices(rng: &mut rand::prelude::StdRng) -> Vec<usize> {
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (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/iter.rs:7:17
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn iter(&self) -> UnthBufIter<CL> {
[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] 7 |     pub fn iter(&self) -> UnthBufIter<'_, CL> {
[INFO] [stdout]   |                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 6.46s
[INFO] running `Command { std: "docker" "inspect" "b8366b171b15d2b9774e9e9acc209ef778d4fead2bac9515024fff5d961be10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8366b171b15d2b9774e9e9acc209ef778d4fead2bac9515024fff5d961be10b", kill_on_drop: false }`
[INFO] [stdout] b8366b171b15d2b9774e9e9acc209ef778d4fead2bac9515024fff5d961be10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7e77883527ba308e992d19083da871f6307ea28cc8900ab44d03bc22e02656c5
[INFO] running `Command { std: "docker" "start" "-a" "7e77883527ba308e992d19083da871f6307ea28cc8900ab44d03bc22e02656c5", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]  --> src/iter.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn iter(&self) -> UnthBufIter<CL> {
[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] 7 |     pub fn iter(&self) -> UnthBufIter<'_, CL> {
[INFO] [stderr]   |                                       +++
[INFO] [stderr] 
[INFO] [stderr] warning: `unthbuf` (lib) generated 1 warning (run `cargo fix --lib -p unthbuf` to apply 1 suggestion)
[INFO] [stderr] warning: unused import: `rand::prelude::*`
[INFO] [stderr]    --> src/tests.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |     use rand::prelude::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/tests.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |     let mut indices: Vec<usize> = (0..ITERATIONS).collect();
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]    --> src/tests.rs:125:17
[INFO] [stderr]     |
[INFO] [stderr] 125 | fn test_indices(rng: &mut rand::prelude::StdRng) -> Vec<usize> {
[INFO] [stderr]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `unthbuf` (lib test) generated 4 warnings (1 duplicate) (run `cargo fix --lib -p unthbuf --tests` to apply 3 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/unthbuf-5bff966feeb87c43)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::aligned_location_of ... ignored, simply prints all valid indices
[INFO] [stdout] test tests::bench_io_aligned ... ignored, benchmark
[INFO] [stdout] test tests::bench_io_baseline ... ignored, benchmark
[INFO] [stdout] test tests::bench_io_unaligned ... ignored, benchmark
[INFO] [stdout] test tests::packed_location_of ... ignored, simply prints all valid indices
[INFO] [stdout] test tests::aligned_setget ... ok
[INFO] [stdout] test tests::unaligned_setget ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 5 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unthbuf
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - (line 8) stdout ----
[INFO] [stdout] error[E0308]: arguments to this function are incorrect
[INFO] [stdout]    --> src/lib.rs:11:15
[INFO] [stdout]     |
[INFO] [stdout]  11 | let mut buf = UnthBuf::<AlignedLayout>::new(4096, Bits::new(5).unwrap());
[INFO] [stdout]     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ----  --------------------- expected `usize`, found `NonZero<u8>`
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             expected `NonZero<u8>`, found `{integer}`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/lib.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn new(bits: Bits, capacity: usize) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] help: swap these arguments
[INFO] [stdout]     |
[INFO] [stdout]  11 - let mut buf = UnthBuf::<AlignedLayout>::new(4096, Bits::new(5).unwrap());
[INFO] [stdout]  11 + let mut buf = UnthBuf::<AlignedLayout>::new(Bits::new(5).unwrap(), 4096);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 8)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "7e77883527ba308e992d19083da871f6307ea28cc8900ab44d03bc22e02656c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e77883527ba308e992d19083da871f6307ea28cc8900ab44d03bc22e02656c5", kill_on_drop: false }`
[INFO] [stdout] 7e77883527ba308e992d19083da871f6307ea28cc8900ab44d03bc22e02656c5
