Nov 28 15:52:13.935 INFO checking vertree-0.2.2 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 15:52:13.935 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 15:52:14.120 INFO [stdout] 721335dd10104677d9c24f1feb70009b8b0c03f3dd8cc1936d08af340631e435
Nov 28 15:52:14.122 INFO running `"docker" "start" "-a" "721335dd10104677d9c24f1feb70009b8b0c03f3dd8cc1936d08af340631e435"`
Nov 28 15:52:14.705 INFO [stderr] usermod: no changes
Nov 28 15:52:14.800 INFO [stderr]    Compiling serde v1.0.80
Nov 28 15:52:14.804 INFO [stderr]     Checking assert_matches v1.3.0
Nov 28 15:52:14.805 INFO [stderr]     Checking rmp v0.8.7
Nov 28 15:52:25.872 INFO [stderr]     Checking rmp-serde v0.13.7
Nov 28 15:52:26.820 INFO [stderr]     Checking vertree v0.2.2 (/source)
Nov 28 15:52:28.400 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:28.400 INFO [stderr]    --> src/tree.rs:268:14
Nov 28 15:52:28.400 INFO [stderr]     |
Nov 28 15:52:28.400 INFO [stderr] 268 |         let (mut queue, version, tree) = {
Nov 28 15:52:28.400 INFO [stderr]     |              ----^^^^^
Nov 28 15:52:28.400 INFO [stderr]     |              |
Nov 28 15:52:28.400 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:28.400 INFO [stderr]     |
Nov 28 15:52:28.400 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 15:52:28.400 INFO [stderr] 
Nov 28 15:52:28.400 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:28.400 INFO [stderr]    --> src/tree.rs:282:14
Nov 28 15:52:28.400 INFO [stderr]     |
Nov 28 15:52:28.400 INFO [stderr] 282 |         let (mut queue, version, tree) = {
Nov 28 15:52:28.400 INFO [stderr]     |              ----^^^^^
Nov 28 15:52:28.400 INFO [stderr]     |              |
Nov 28 15:52:28.400 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:28.400 INFO [stderr] 
Nov 28 15:52:28.400 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:28.400 INFO [stderr]    --> src/tree.rs:295:14
Nov 28 15:52:28.400 INFO [stderr]     |
Nov 28 15:52:28.400 INFO [stderr] 295 |         let (mut set, version, tree) = {
Nov 28 15:52:28.400 INFO [stderr]     |              ----^^^
Nov 28 15:52:28.400 INFO [stderr]     |              |
Nov 28 15:52:28.400 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:28.400 INFO [stderr] 
Nov 28 15:52:28.401 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:28.401 INFO [stderr]    --> src/tree.rs:308:14
Nov 28 15:52:28.401 INFO [stderr]     |
Nov 28 15:52:28.401 INFO [stderr] 308 |         let (mut set, version, tree) = {
Nov 28 15:52:28.401 INFO [stderr]     |              ----^^^
Nov 28 15:52:28.401 INFO [stderr]     |              |
Nov 28 15:52:28.401 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:28.401 INFO [stderr] 
Nov 28 15:52:28.401 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:28.401 INFO [stderr]    --> src/tree.rs:322:13
Nov 28 15:52:28.401 INFO [stderr]     |
Nov 28 15:52:28.401 INFO [stderr] 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Nov 28 15:52:28.401 INFO [stderr]     |             ----^^^^^
Nov 28 15:52:28.401 INFO [stderr]     |             |
Nov 28 15:52:28.401 INFO [stderr]     |             help: remove this `mut`
Nov 28 15:52:28.401 INFO [stderr] 
Nov 28 15:52:28.401 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:28.401 INFO [stderr]    --> src/tree.rs:328:13
Nov 28 15:52:28.401 INFO [stderr]     |
Nov 28 15:52:28.401 INFO [stderr] 328 |         let mut queue = node.content.get_set_mut().unwrap();
Nov 28 15:52:28.401 INFO [stderr]     |             ----^^^^^
Nov 28 15:52:28.401 INFO [stderr]     |             |
Nov 28 15:52:28.401 INFO [stderr]     |             help: remove this `mut`
Nov 28 15:52:28.401 INFO [stderr] 
Nov 28 15:52:29.457 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:29.457 INFO [stderr]    --> src/tree.rs:268:14
Nov 28 15:52:29.457 INFO [stderr]     |
Nov 28 15:52:29.457 INFO [stderr] 268 |         let (mut queue, version, tree) = {
Nov 28 15:52:29.457 INFO [stderr]     |              ----^^^^^
Nov 28 15:52:29.457 INFO [stderr]     |              |
Nov 28 15:52:29.457 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:29.458 INFO [stderr]     |
Nov 28 15:52:29.458 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 28 15:52:29.458 INFO [stderr] 
Nov 28 15:52:29.460 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:29.460 INFO [stderr]    --> src/tree.rs:282:14
Nov 28 15:52:29.460 INFO [stderr]     |
Nov 28 15:52:29.460 INFO [stderr] 282 |         let (mut queue, version, tree) = {
Nov 28 15:52:29.460 INFO [stderr]     |              ----^^^^^
Nov 28 15:52:29.461 INFO [stderr]     |              |
Nov 28 15:52:29.461 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:29.461 INFO [stderr] 
Nov 28 15:52:29.463 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:29.463 INFO [stderr]    --> src/tree.rs:295:14
Nov 28 15:52:29.463 INFO [stderr]     |
Nov 28 15:52:29.463 INFO [stderr] 295 |         let (mut set, version, tree) = {
Nov 28 15:52:29.463 INFO [stderr]     |              ----^^^
Nov 28 15:52:29.463 INFO [stderr]     |              |
Nov 28 15:52:29.464 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:29.464 INFO [stderr] 
Nov 28 15:52:29.464 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:29.464 INFO [stderr]    --> src/tree.rs:308:14
Nov 28 15:52:29.464 INFO [stderr]     |
Nov 28 15:52:29.464 INFO [stderr] 308 |         let (mut set, version, tree) = {
Nov 28 15:52:29.464 INFO [stderr]     |              ----^^^
Nov 28 15:52:29.464 INFO [stderr]     |              |
Nov 28 15:52:29.464 INFO [stderr]     |              help: remove this `mut`
Nov 28 15:52:29.464 INFO [stderr] 
Nov 28 15:52:29.472 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:29.472 INFO [stderr]    --> src/tree.rs:322:13
Nov 28 15:52:29.472 INFO [stderr]     |
Nov 28 15:52:29.472 INFO [stderr] 322 |         let mut queue = node.content.get_queue_mut().unwrap();
Nov 28 15:52:29.472 INFO [stderr]     |             ----^^^^^
Nov 28 15:52:29.472 INFO [stderr]     |             |
Nov 28 15:52:29.472 INFO [stderr]     |             help: remove this `mut`
Nov 28 15:52:29.473 INFO [stderr] 
Nov 28 15:52:29.473 INFO [stderr] warning: variable does not need to be mutable
Nov 28 15:52:29.473 INFO [stderr]    --> src/tree.rs:328:13
Nov 28 15:52:29.473 INFO [stderr]     |
Nov 28 15:52:29.473 INFO [stderr] 328 |         let mut queue = node.content.get_set_mut().unwrap();
Nov 28 15:52:29.473 INFO [stderr]     |             ----^^^^^
Nov 28 15:52:29.473 INFO [stderr]     |             |
Nov 28 15:52:29.473 INFO [stderr]     |             help: remove this `mut`
Nov 28 15:52:29.473 INFO [stderr] 
Nov 28 15:52:30.792 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.07s
Nov 28 15:52:30.820 INFO [stderr] su: No module specific data is present
Nov 28 15:52:31.315 INFO running `"docker" "inspect" "721335dd10104677d9c24f1feb70009b8b0c03f3dd8cc1936d08af340631e435"`
Nov 28 15:52:31.572 INFO running `"docker" "rm" "-f" "721335dd10104677d9c24f1feb70009b8b0c03f3dd8cc1936d08af340631e435"`
Nov 28 15:52:31.996 INFO [stdout] 721335dd10104677d9c24f1feb70009b8b0c03f3dd8cc1936d08af340631e435