Sep 01 04:15:34.198 INFO checking flep-0.2.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Sep 01 04:15:34.198 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Sep 01 04:15:34.199 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 04:15:34.414 INFO blam! 447f9064037c1511b12f1039193963bd4863736908f762afc7bc3321bd22958b
Sep 01 04:15:34.416 INFO running `"docker" "start" "-a" "447f9064037c1511b12f1039193963bd4863736908f762afc7bc3321bd22958b"`
Sep 01 04:15:35.126 INFO kablam!     Checking flep_protocol v0.2.0
Sep 01 04:15:38.327 INFO kablam!     Checking flep v0.2.0 (file:///source)
Sep 01 04:15:40.419 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.419 INFO kablam!  --> src/server/client/state/handle/cwd.rs:7:9
Sep 01 04:15:40.419 INFO kablam!   |
Sep 01 04:15:40.419 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.419 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.419 INFO kablam!   |         |
Sep 01 04:15:40.419 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.419 INFO kablam!   |
Sep 01 04:15:40.419 INFO kablam!   = note: #[warn(unused_mut)] on by default
Sep 01 04:15:40.419 INFO kablam! 
Sep 01 04:15:40.420 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.420 INFO kablam!  --> src/server/client/state/handle/cdup.rs:6:9
Sep 01 04:15:40.421 INFO kablam!   |
Sep 01 04:15:40.421 INFO kablam! 6 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.421 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.421 INFO kablam!   |         |
Sep 01 04:15:40.421 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.421 INFO kablam! 
Sep 01 04:15:40.426 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.426 INFO kablam!  --> src/server/client/state/handle/ty.rs:7:9
Sep 01 04:15:40.426 INFO kablam!   |
Sep 01 04:15:40.426 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.426 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.426 INFO kablam!   |         |
Sep 01 04:15:40.426 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.426 INFO kablam! 
Sep 01 04:15:40.429 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.429 INFO kablam!   --> src/server/client/state/handle/passive.rs:26:9
Sep 01 04:15:40.429 INFO kablam!    |
Sep 01 04:15:40.429 INFO kablam! 26 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.429 INFO kablam!    |         ----^^^^^^^
Sep 01 04:15:40.429 INFO kablam!    |         |
Sep 01 04:15:40.429 INFO kablam!    |         help: remove this `mut`
Sep 01 04:15:40.429 INFO kablam! 
Sep 01 04:15:40.431 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.431 INFO kablam!  --> src/server/client/state/handle/active.rs:8:9
Sep 01 04:15:40.431 INFO kablam!   |
Sep 01 04:15:40.431 INFO kablam! 8 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.431 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.431 INFO kablam!   |         |
Sep 01 04:15:40.431 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.431 INFO kablam! 
Sep 01 04:15:40.592 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.592 INFO kablam!  --> src/server/client/state/handle/cwd.rs:7:9
Sep 01 04:15:40.592 INFO kablam!   |
Sep 01 04:15:40.592 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.592 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.593 INFO kablam!   |         |
Sep 01 04:15:40.593 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.593 INFO kablam!   |
Sep 01 04:15:40.593 INFO kablam!   = note: #[warn(unused_mut)] on by default
Sep 01 04:15:40.593 INFO kablam! 
Sep 01 04:15:40.594 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.594 INFO kablam!  --> src/server/client/state/handle/cdup.rs:6:9
Sep 01 04:15:40.594 INFO kablam!   |
Sep 01 04:15:40.594 INFO kablam! 6 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.594 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.594 INFO kablam!   |         |
Sep 01 04:15:40.594 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.594 INFO kablam! 
Sep 01 04:15:40.599 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.599 INFO kablam!  --> src/server/client/state/handle/ty.rs:7:9
Sep 01 04:15:40.599 INFO kablam!   |
Sep 01 04:15:40.599 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.599 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.599 INFO kablam!   |         |
Sep 01 04:15:40.600 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.600 INFO kablam! 
Sep 01 04:15:40.601 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.601 INFO kablam!   --> src/server/client/state/handle/passive.rs:26:9
Sep 01 04:15:40.601 INFO kablam!    |
Sep 01 04:15:40.601 INFO kablam! 26 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.602 INFO kablam!    |         ----^^^^^^^
Sep 01 04:15:40.602 INFO kablam!    |         |
Sep 01 04:15:40.602 INFO kablam!    |         help: remove this `mut`
Sep 01 04:15:40.602 INFO kablam! 
Sep 01 04:15:40.603 INFO kablam! warning: variable does not need to be mutable
Sep 01 04:15:40.604 INFO kablam!  --> src/server/client/state/handle/active.rs:8:9
Sep 01 04:15:40.604 INFO kablam!   |
Sep 01 04:15:40.604 INFO kablam! 8 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 04:15:40.604 INFO kablam!   |         ----^^^^^^^
Sep 01 04:15:40.604 INFO kablam!   |         |
Sep 01 04:15:40.604 INFO kablam!   |         help: remove this `mut`
Sep 01 04:15:40.604 INFO kablam! 
Sep 01 04:15:42.624 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.57s
Sep 01 04:15:42.642 INFO kablam! su: No module specific data is present
Sep 01 04:15:43.218 INFO running `"docker" "rm" "-f" "447f9064037c1511b12f1039193963bd4863736908f762afc7bc3321bd22958b"`
Sep 01 04:15:43.396 INFO blam! 447f9064037c1511b12f1039193963bd4863736908f762afc7bc3321bd22958b