[INFO] crate hamt-sync 0.2.5 is already in cache
[INFO] testing hamt-sync-0.2.5 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate hamt-sync 0.2.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate hamt-sync 0.2.5 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hamt-sync 0.2.5
[INFO] finished tweaking crates.io crate hamt-sync 0.2.5
[INFO] tweaked toml for crates.io crate hamt-sync 0.2.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c0ef38f47f9b970b4f579a8aa16107de8cf6445a7ffda0d7fd28b1be57eb88f6
[INFO] running `"docker" "start" "-a" "c0ef38f47f9b970b4f579a8aa16107de8cf6445a7ffda0d7fd28b1be57eb88f6"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling hamt-sync v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant item is never used: `NUM_BITS`
[INFO] [stderr]  --> src/bitmap.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const NUM_BITS: usize = size_of::<Content>() * 8;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bitmap.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/bitmap.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn get(&self, i: u8) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/bitmap.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn set(&self, i: u8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unset`
[INFO] [stderr]   --> src/bitmap.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn unset(&self, i: u8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]   --> src/bitmap.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn size(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `"docker" "inspect" "c0ef38f47f9b970b4f579a8aa16107de8cf6445a7ffda0d7fd28b1be57eb88f6"`
[INFO] running `"docker" "rm" "-f" "c0ef38f47f9b970b4f579a8aa16107de8cf6445a7ffda0d7fd28b1be57eb88f6"`
[INFO] [stdout] c0ef38f47f9b970b4f579a8aa16107de8cf6445a7ffda0d7fd28b1be57eb88f6
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 30fb612473de99d587b6cbe05dc641ee209f08e8d2d3ebfaf11407b2bf452c0e
[INFO] running `"docker" "start" "-a" "30fb612473de99d587b6cbe05dc641ee209f08e8d2d3ebfaf11407b2bf452c0e"`
[INFO] [stderr]    Compiling hamt-sync v0.2.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: constant item is never used: `NUM_BITS`
[INFO] [stderr]  --> src/bitmap.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const NUM_BITS: usize = size_of::<Content>() * 8;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bitmap.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/bitmap.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn get(&self, i: u8) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/bitmap.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn set(&self, i: u8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unset`
[INFO] [stderr]   --> src/bitmap.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn unset(&self, i: u8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]   --> src/bitmap.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn size(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.03s
[INFO] running `"docker" "inspect" "30fb612473de99d587b6cbe05dc641ee209f08e8d2d3ebfaf11407b2bf452c0e"`
[INFO] running `"docker" "rm" "-f" "30fb612473de99d587b6cbe05dc641ee209f08e8d2d3ebfaf11407b2bf452c0e"`
[INFO] [stdout] 30fb612473de99d587b6cbe05dc641ee209f08e8d2d3ebfaf11407b2bf452c0e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 505cc2b0c1259fb12fe5befa4e5ccba40e914cf1c2cb3e6ffcdc89caa34604ff
[INFO] running `"docker" "start" "-a" "505cc2b0c1259fb12fe5befa4e5ccba40e914cf1c2cb3e6ffcdc89caa34604ff"`
[INFO] [stderr] warning: constant item is never used: `NUM_BITS`
[INFO] [stderr]  --> src/bitmap.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | const NUM_BITS: usize = size_of::<Content>() * 8;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/bitmap.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new() -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/bitmap.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn get(&self, i: u8) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]   --> src/bitmap.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn set(&self, i: u8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unset`
[INFO] [stderr]   --> src/bitmap.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn unset(&self, i: u8) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `size`
[INFO] [stderr]   --> src/bitmap.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn size(&self) -> u8 {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hamt_sync-8ed521134427d181
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test bitmap::test::get ... ok
[INFO] [stdout] test bitmap::test::new ... ok
[INFO] [stdout] test bitmap::test::set ... ok
[INFO] [stdout] test bitmap::test::unset ... ok
[INFO] [stdout] test bitmap::test::size ... ok
[INFO] [stdout] test bucket::test::find ... ok
[INFO] [stdout] test bucket::test::delete ... ok
[INFO] [stdout] test bucket::test::is_singleton ... ok
[INFO] [stdout] test bucket::test::first_rest ... ok
[INFO] [stdout] test bucket::test::new ... ok
[INFO] [stdout] test bucket::test::insert ... ok
[INFO] [stdout] test hamt::test::collision ... ok
[INFO] [stdout] test hamt::test::bench_hash_map_insert_1000 ... ok
[INFO] [stdout] test hamt::test::find ... ok
[INFO] [stdout] test hamt::test::delete ... ok
[INFO] [stdout] test hamt::test::bench_hash_map_find_1000 ... ok
[INFO] [stdout] test hamt::test::insert ... ok
[INFO] [stdout] test hamt::test::is_singleton ... ok
[INFO] [stdout] test hamt::test::bench_find_1000 ... ok
[INFO] [stdout] test hamt::test::new ... ok
[INFO] [stdout] test hamt::test::bench_insert_1000 ... ok
[INFO] [stdout] test map::test::bench_insert_1000 ... ok
[INFO] [stdout] test map::test::delete ... ok
[INFO] [stdout] test map::test::bench_find_1000 ... ok
[INFO] [stdout] test map::test::find ... ok
[INFO] [stdout] test map::test::first_rest ... ok
[INFO] [stdout] test map::test::insert ... ok
[INFO] [stdout] test map::test::insert_delete_many ... ok
[INFO] [stdout] test map::test::insert_many_at_random ... ok
[INFO] [stdout] test map::test::insert_many_in_order ... ok
[INFO] [stdout] test map::test::new ... ok
[INFO] [stdout] test map::test::send_and_sync ... ok
[INFO] [stdout] test hamt::test::equality ... ok
[INFO] [stdout] test hamt::test::iterator ... ok
[INFO] [stdout] test map::test::equality ... ok
[INFO] [stdout] test hamt::test::insert_many_at_random ... ok
[INFO] [stdout] test hamt::test::insert_many_in_order ... ok
[INFO] [stdout] test hamt::test::insert_delete_many ... ok
[INFO] [stdout] test hamt::test::first_rest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hamt-sync
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "505cc2b0c1259fb12fe5befa4e5ccba40e914cf1c2cb3e6ffcdc89caa34604ff"`
[INFO] running `"docker" "rm" "-f" "505cc2b0c1259fb12fe5befa4e5ccba40e914cf1c2cb3e6ffcdc89caa34604ff"`
[INFO] [stdout] 505cc2b0c1259fb12fe5befa4e5ccba40e914cf1c2cb3e6ffcdc89caa34604ff