[INFO] crate concread 0.1.20 is already in cache
[INFO] testing concread-0.1.20 against 1.45.2 for beta-1.46-1
[INFO] extracting crate concread 0.1.20 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate concread 0.1.20 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concread 0.1.20
[INFO] finished tweaking crates.io crate concread 0.1.20
[INFO] tweaked toml for crates.io crate concread 0.1.20 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate concread 0.1.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f1654a6a7c009b18ea37b2bbb966e0833f1572bf3560539bf0bb6545d0c8e0e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f1654a6a7c009b18ea37b2bbb966e0833f1572bf3560539bf0bb6545d0c8e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f1654a6a7c009b18ea37b2bbb966e0833f1572bf3560539bf0bb6545d0c8e0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f1654a6a7c009b18ea37b2bbb966e0833f1572bf3560539bf0bb6545d0c8e0e", kill_on_drop: false }`
[INFO] [stdout] 9f1654a6a7c009b18ea37b2bbb966e0833f1572bf3560539bf0bb6545d0c8e0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52c58b0ecbeffa418c90ead16f49e26cdde2a560fc9d09b425c8c7c3cc8f1c67
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "52c58b0ecbeffa418c90ead16f49e26cdde2a560fc9d09b425c8c7c3cc8f1c67", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling crossbeam-channel v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling const-random v0.1.8
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling concread v0.1.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `u64x8` should have an upper camel case name
[INFO] [stdout]   --> src/collections/hashmap/node.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct u64x8 {
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U64x8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/bptree/cursor.rs:477:19
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/node.rs:254:19
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_branch`
[INFO] [stdout]    --> src/collections/bptree/node.rs:264:19
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/bptree/node.rs:268:19
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_count`
[INFO] [stdout]    --> src/collections/bptree/node.rs:488:8
[INFO] [stdout]     |
[INFO] [stdout] 488 |     fn set_count(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_count`
[INFO] [stdout]    --> src/collections/bptree/node.rs:823:8
[INFO] [stdout]     |
[INFO] [stdout] 823 |     fn set_count(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pin`
[INFO] [stdout]   --> src/collections/bptree/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:436:19
[INFO] [stdout]     |
[INFO] [stdout] 436 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/hashmap/cursor.rs:408:19
[INFO] [stdout]     |
[INFO] [stdout] 408 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pin`
[INFO] [stdout]   --> src/collections/hashmap/map.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/collections/hashmap/node.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     data: [u64; 8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:286:19
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_branch`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:296:19
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:300:19
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_slots`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:522:8
[INFO] [stdout]     |
[INFO] [stdout] 522 |     fn set_slots(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_slots`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:947:8
[INFO] [stdout]     |
[INFO] [stdout] 947 |     fn set_slots(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.90s
[INFO] running `Command { std: "docker" "inspect" "52c58b0ecbeffa418c90ead16f49e26cdde2a560fc9d09b425c8c7c3cc8f1c67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c58b0ecbeffa418c90ead16f49e26cdde2a560fc9d09b425c8c7c3cc8f1c67", kill_on_drop: false }`
[INFO] [stdout] 52c58b0ecbeffa418c90ead16f49e26cdde2a560fc9d09b425c8c7c3cc8f1c67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1f0e964520e0f8336d2b5eb841107772b3054c7865259f6968e9627b49a080a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1f0e964520e0f8336d2b5eb841107772b3054c7865259f6968e9627b49a080a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stdout] warning: type `u64x8` should have an upper camel case name
[INFO] [stdout]   --> src/collections/hashmap/node.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct u64x8 {
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U64x8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/bptree/cursor.rs:477:19
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/node.rs:254:19
[INFO] [stdout]     |
[INFO] [stdout] 254 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_branch`
[INFO] [stdout]    --> src/collections/bptree/node.rs:264:19
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/bptree/node.rs:268:19
[INFO] [stdout]     |
[INFO] [stdout] 268 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_count`
[INFO] [stdout]    --> src/collections/bptree/node.rs:488:8
[INFO] [stdout]     |
[INFO] [stdout] 488 |     fn set_count(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_count`
[INFO] [stdout]    --> src/collections/bptree/node.rs:823:8
[INFO] [stdout]     |
[INFO] [stdout] 823 |     fn set_count(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pin`
[INFO] [stdout]   --> src/collections/bptree/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:436:19
[INFO] [stdout]     |
[INFO] [stdout] 436 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/hashmap/cursor.rs:408:19
[INFO] [stdout]     |
[INFO] [stdout] 408 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pin`
[INFO] [stdout]   --> src/collections/hashmap/map.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/collections/hashmap/node.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     data: [u64; 8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:286:19
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_branch`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:296:19
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:300:19
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_slots`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:522:8
[INFO] [stdout]     |
[INFO] [stdout] 522 |     fn set_slots(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_slots`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:947:8
[INFO] [stdout]     |
[INFO] [stdout] 947 |     fn set_slots(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.0
[INFO] [stderr]    Compiling concread v0.1.20 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `u64x8` should have an upper camel case name
[INFO] [stdout]   --> src/collections/hashmap/node.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct u64x8 {
[INFO] [stdout]    |            ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U64x8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/collections/bptree/cursor.rs:2191:13
[INFO] [stdout]      |
[INFO] [stdout] 2191 |         let mut sblock = SuperBlock::default();
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/collections/hashmap/cursor.rs:1950:13
[INFO] [stdout]      |
[INFO] [stdout] 1950 |         let mut sblock = SuperBlock::default();
[INFO] [stdout]      |             ----^^^^^^
[INFO] [stdout]      |             |
[INFO] [stdout]      |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/bptree/cursor.rs:477:19
[INFO] [stdout]     |
[INFO] [stdout] 477 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_branch`
[INFO] [stdout]    --> src/collections/bptree/node.rs:264:19
[INFO] [stdout]     |
[INFO] [stdout] 264 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_count`
[INFO] [stdout]    --> src/collections/bptree/node.rs:823:8
[INFO] [stdout]     |
[INFO] [stdout] 823 |     fn set_count(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pin`
[INFO] [stdout]   --> src/collections/bptree/mod.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:269:19
[INFO] [stdout]     |
[INFO] [stdout] 269 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_txid`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:436:19
[INFO] [stdout]     |
[INFO] [stdout] 436 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stdout]     |                   ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_bptree2_map_basic_concurrency_small`
[INFO] [stdout]    --> src/collections/bptree/mod.rs:767:8
[INFO] [stdout]     |
[INFO] [stdout] 767 |     fn test_bptree2_map_basic_concurrency_small() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tree_density`
[INFO] [stdout]    --> src/collections/hashmap/cursor.rs:408:19
[INFO] [stdout]     |
[INFO] [stdout] 408 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stdout]     |                   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `pin`
[INFO] [stdout]   --> src/collections/hashmap/map.rs:72:5
[INFO] [stdout]    |
[INFO] [stdout] 72 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `data`
[INFO] [stdout]   --> src/collections/hashmap/node.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     data: [u64; 8],
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_branch`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:296:19
[INFO] [stdout]     |
[INFO] [stdout] 296 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stdout]     |                   ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_slots`
[INFO] [stdout]    --> src/collections/hashmap/node.rs:947:8
[INFO] [stdout]     |
[INFO] [stdout] 947 |     fn set_slots(&mut self, c: usize) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.93s
[INFO] running `Command { std: "docker" "inspect" "1f0e964520e0f8336d2b5eb841107772b3054c7865259f6968e9627b49a080a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f0e964520e0f8336d2b5eb841107772b3054c7865259f6968e9627b49a080a9", kill_on_drop: false }`
[INFO] [stdout] 1f0e964520e0f8336d2b5eb841107772b3054c7865259f6968e9627b49a080a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58d39a490ed0f9613a89e39b517892a2a18b22086ae686045e3beea420a9c94d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "58d39a490ed0f9613a89e39b517892a2a18b22086ae686045e3beea420a9c94d", kill_on_drop: false }`
[INFO] [stderr] warning: type `u64x8` should have an upper camel case name
[INFO] [stderr]   --> src/collections/hashmap/node.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct u64x8 {
[INFO] [stderr]    |            ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U64x8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tree_density`
[INFO] [stderr]    --> src/collections/bptree/cursor.rs:477:19
[INFO] [stderr]     |
[INFO] [stderr] 477 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_txid`
[INFO] [stderr]    --> src/collections/bptree/node.rs:254:19
[INFO] [stderr]     |
[INFO] [stderr] 254 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_branch`
[INFO] [stderr]    --> src/collections/bptree/node.rs:264:19
[INFO] [stderr]     |
[INFO] [stderr] 264 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tree_density`
[INFO] [stderr]    --> src/collections/bptree/node.rs:268:19
[INFO] [stderr]     |
[INFO] [stderr] 268 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_count`
[INFO] [stderr]    --> src/collections/bptree/node.rs:488:8
[INFO] [stderr]     |
[INFO] [stderr] 488 |     fn set_count(&mut self, c: usize) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_count`
[INFO] [stderr]    --> src/collections/bptree/node.rs:823:8
[INFO] [stderr]     |
[INFO] [stderr] 823 |     fn set_count(&mut self, c: usize) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pin`
[INFO] [stderr]   --> src/collections/bptree/mod.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_txid`
[INFO] [stderr]    --> src/collections/bptree/mod.rs:269:19
[INFO] [stderr]     |
[INFO] [stderr] 269 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_txid`
[INFO] [stderr]    --> src/collections/bptree/mod.rs:436:19
[INFO] [stderr]     |
[INFO] [stderr] 436 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tree_density`
[INFO] [stderr]    --> src/collections/hashmap/cursor.rs:408:19
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pin`
[INFO] [stderr]   --> src/collections/hashmap/map.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/collections/hashmap/node.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     data: [u64; 8],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_txid`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:286:19
[INFO] [stderr]     |
[INFO] [stderr] 286 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_branch`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:296:19
[INFO] [stderr]     |
[INFO] [stderr] 296 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tree_density`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:300:19
[INFO] [stderr]     |
[INFO] [stderr] 300 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_slots`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:522:8
[INFO] [stderr]     |
[INFO] [stderr] 522 |     fn set_slots(&mut self, c: usize) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_slots`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:947:8
[INFO] [stderr]     |
[INFO] [stderr] 947 |     fn set_slots(&mut self, c: usize) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 18 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: type `u64x8` should have an upper camel case name
[INFO] [stderr]   --> src/collections/hashmap/node.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct u64x8 {
[INFO] [stderr]    |            ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U64x8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/collections/bptree/cursor.rs:2191:13
[INFO] [stderr]      |
[INFO] [stderr] 2191 |         let mut sblock = SuperBlock::default();
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/collections/hashmap/cursor.rs:1950:13
[INFO] [stderr]      |
[INFO] [stderr] 1950 |         let mut sblock = SuperBlock::default();
[INFO] [stderr]      |             ----^^^^^^
[INFO] [stderr]      |             |
[INFO] [stderr]      |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tree_density`
[INFO] [stderr]    --> src/collections/bptree/cursor.rs:477:19
[INFO] [stderr]     |
[INFO] [stderr] 477 |     pub(crate) fn tree_density(&self) -> (usize, usize) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_branch`
[INFO] [stderr]    --> src/collections/bptree/node.rs:264:19
[INFO] [stderr]     |
[INFO] [stderr] 264 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_count`
[INFO] [stderr]    --> src/collections/bptree/node.rs:823:8
[INFO] [stderr]     |
[INFO] [stderr] 823 |     fn set_count(&mut self, c: usize) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pin`
[INFO] [stderr]   --> src/collections/bptree/mod.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_txid`
[INFO] [stderr]    --> src/collections/bptree/mod.rs:269:19
[INFO] [stderr]     |
[INFO] [stderr] 269 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `get_txid`
[INFO] [stderr]    --> src/collections/bptree/mod.rs:436:19
[INFO] [stderr]     |
[INFO] [stderr] 436 |     pub(crate) fn get_txid(&self) -> u64 {
[INFO] [stderr]     |                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_bptree2_map_basic_concurrency_small`
[INFO] [stderr]    --> src/collections/bptree/mod.rs:767:8
[INFO] [stderr]     |
[INFO] [stderr] 767 |     fn test_bptree2_map_basic_concurrency_small() {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `tree_density`
[INFO] [stderr]    --> src/collections/hashmap/cursor.rs:408:19
[INFO] [stderr]     |
[INFO] [stderr] 408 |     pub(crate) fn tree_density(&self) -> (usize, usize, usize) {
[INFO] [stderr]     |                   ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `pin`
[INFO] [stderr]   --> src/collections/hashmap/map.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pin: Arc<SuperBlock<K, V>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `data`
[INFO] [stderr]   --> src/collections/hashmap/node.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     data: [u64; 8],
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_branch`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:296:19
[INFO] [stderr]     |
[INFO] [stderr] 296 |     pub(crate) fn is_branch(&self) -> bool {
[INFO] [stderr]     |                   ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_slots`
[INFO] [stderr]    --> src/collections/hashmap/node.rs:947:8
[INFO] [stderr]     |
[INFO] [stderr] 947 |     fn set_slots(&mut self, c: usize) {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 15 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concread-1a560e4a4a747c7b
[INFO] [stdout] running 173 tests
[INFO] [stdout] test cache::arc::ll::tests::test_cache_arc_ll_basic ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_arc_basic ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_clear_cursed ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_clear_rollback ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_clear ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_leaf ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_1 ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_dirty_write ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_concurrent_cursed_1 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_2 ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_concurrent_basic ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_evict ... ok
[INFO] [stdout] test cache::arc::tests::test_cache_read_no_tlocal ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_8 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_6 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_3 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_04p1 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_03 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_01_p0 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_length_1 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_04p0 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_4 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_stress_5 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_7 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_01_p1 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_stress_1 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_split_5 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_02 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_stress_4 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_stress_3 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_05 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_06 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_10 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_stress_6 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_07 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_14 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_15 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_13 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_11 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_08 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_12 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_09 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_split_off_lt_01 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_search_1 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_split_off_lt_03 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_split_off_lt_02 ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_iter_2 ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_leafiter_2 ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_leafiter_3 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_insert_stress_2 ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_iter_1 ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_leafiter_4 ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_leafiter_1 ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_split_max ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_max ... ok
[INFO] [stdout] test collections::bptree::iter::tests::test_bptree2_iter_leafiter_5 ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_mid ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_split_off_lt_stress ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_min ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_stress_2 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_stress_4 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_split_off_lt_clone_stress ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_stress_5 ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_stress_1 ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_split_min ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_max ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_min ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_cache_size ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_remove_order ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_new ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_test_weird_basics ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_insert_split ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_in_order ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_split_mid ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_out_of_order ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_leaf_remove_out_of_order ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_acb_order ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_stress_6 ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_from_iter_1 ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_cursed_get_mut ... ok
[INFO] [stdout] test collections::bptree::node::tests::test_bptree2_node_branch_add_split_n1max ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_basic_write ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_leaf ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_remove_stress_3 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_2 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_8 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_6 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_7 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_1 ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_weird_txn_behaviour ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_4 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_stress_1 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_5 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_stress_5 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_04p0 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_02 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_01_p1 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_03 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_stress_4 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_01_p0 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_stress_3 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_split_3 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_05 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_14 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_15 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_07 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_09 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_08 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_10 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_length_1 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_13 ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_from_iter_2 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_12 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_11 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_06 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_stress_6 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_leafiter_2 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_04p1 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_iter_2 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_leafiter_5 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_leafiter_3 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_iter_1 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_search_1 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_leafiter_4 ... ok
[INFO] [stdout] test collections::hashmap::iter::tests::test_hashmap2_iter_leafiter_1 ... ok
[INFO] [stdout] test collections::hashmap::map::tests::test_hashmap_basic_read_write ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_insert_stress_2 ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_max ... ok
[INFO] [stdout] test collections::hashmap::map::tests::test_hashmap_basic_read_snapshot ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_split_mid ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_split_max ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_min ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_mid ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_split_min ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_new ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_in_order ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_collision_out_of_order ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_collision_in_order ... ok
[INFO] [stdout] test collections::hashmap::map::tests::test_hashmap_basic_write ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_branch_add_split_n1max ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_remove_order ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_remove_out_of_order ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_max ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_test_weird_basics ... ok
[INFO] [stdout] test cowcell::tests::test_deref_mut ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_insert_split ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_remove_collision_in_order ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_out_of_order ... ok
[INFO] [stdout] test collections::hashmap::node::tests::test_hashmap2_node_leaf_min ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_stress_4 ... ok
[INFO] [stdout] test collections::hashmap::map::tests::test_hashmap_basic_iter ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_stress_5 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_stress_6 ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_stress_1 ... ok
[INFO] [stdout] test collections::hashmap::map::tests::test_hashmap_from_iter ... ok
[INFO] [stdout] test cowcell::tests::test_gc_operation ... ok
[INFO] [stdout] test cowcell::tests::test_try_write ... ok
[INFO] [stdout] test lincowcell::tests::test_simple_create ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_stress_3 ... ok
[INFO] [stdout] test ebrcell::tests::test_deref_mut ... ok
[INFO] [stdout] test ebrcell::tests::test_try_write ... ok
[INFO] [stdout] test ebrcell::tests::test_simple_create ... ok
[INFO] [stdout] test collections::hashmap::cursor::tests::test_hashmap2_cursor_remove_stress_2 ... ok
[INFO] [stdout] test lincowcell::tests_linear::test_gc_operation_linear ... ok
[INFO] [stdout] test ebrcell::tests_linear::test_gc_operation_linear ... ok
[INFO] [stdout] test cowcell::tests::test_simple_create ... ok
[INFO] [stdout] test cowcell::tests::test_multithread_create ... ok
[INFO] [stdout] test lincowcell::tests::test_gc_operation ... ok
[INFO] [stdout] test ebrcell::tests::test_gc_operation ... ok
[INFO] [stdout] test lincowcell::tests::test_multithread_create ... ok
[INFO] [stdout] test ebrcell::tests::test_multithread_create ... ok
[INFO] [stdout] test collections::bptree::tests::test_bptree2_map_basic_concurrency_large ... ok
[INFO] [stdout] test collections::bptree::cursor::tests::test_bptree2_cursor_split_off_lt_random_stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 173 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unsound-f6d09bc15fce75f7
[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] [stderr]    Doc-tests concread
[INFO] [stderr] warning: type `u64x8` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/collections/hashmap/node.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 | pub struct u64x8 {
[INFO] [stderr]    |            ^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `U64x8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/ebrcell.rs - ebrcell::EbrCell (line 110) ... ok
[INFO] [stdout] test src/cowcell.rs - cowcell::CowCell (line 35) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58d39a490ed0f9613a89e39b517892a2a18b22086ae686045e3beea420a9c94d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58d39a490ed0f9613a89e39b517892a2a18b22086ae686045e3beea420a9c94d", kill_on_drop: false }`
[INFO] [stdout] 58d39a490ed0f9613a89e39b517892a2a18b22086ae686045e3beea420a9c94d