Sep 01 20:42:49.308 INFO checking flep-0.2.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 20:42:49.308 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 20:42:49.308 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 20:42:49.465 INFO blam! 453bb6222626f419de3f4757b4bdaf6c14fa322664625220e6eac3d737c442e3
Sep 01 20:42:49.467 INFO running `"docker" "start" "-a" "453bb6222626f419de3f4757b4bdaf6c14fa322664625220e6eac3d737c442e3"`
Sep 01 20:42:50.225 INFO kablam!     Checking rfc1700 v0.1.2
Sep 01 20:42:50.345 INFO kablam!     Checking flep_protocol v0.2.0
Sep 01 20:42:52.953 INFO kablam!     Checking flep v0.2.0 (file:///source)
Sep 01 20:42:55.394 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.394 INFO kablam!  --> src/server/client/state/handle/cwd.rs:7:9
Sep 01 20:42:55.394 INFO kablam!   |
Sep 01 20:42:55.394 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.394 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.394 INFO kablam!   |         |
Sep 01 20:42:55.394 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.395 INFO kablam!   |
Sep 01 20:42:55.395 INFO kablam!   = note: #[warn(unused_mut)] on by default
Sep 01 20:42:55.395 INFO kablam! 
Sep 01 20:42:55.396 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.396 INFO kablam!  --> src/server/client/state/handle/cdup.rs:6:9
Sep 01 20:42:55.396 INFO kablam!   |
Sep 01 20:42:55.396 INFO kablam! 6 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.396 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.396 INFO kablam!   |         |
Sep 01 20:42:55.396 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.396 INFO kablam! 
Sep 01 20:42:55.404 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.404 INFO kablam!  --> src/server/client/state/handle/ty.rs:7:9
Sep 01 20:42:55.405 INFO kablam!   |
Sep 01 20:42:55.405 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.405 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.405 INFO kablam!   |         |
Sep 01 20:42:55.405 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.405 INFO kablam! 
Sep 01 20:42:55.407 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.407 INFO kablam!   --> src/server/client/state/handle/passive.rs:26:9
Sep 01 20:42:55.407 INFO kablam!    |
Sep 01 20:42:55.407 INFO kablam! 26 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.407 INFO kablam!    |         ----^^^^^^^
Sep 01 20:42:55.407 INFO kablam!    |         |
Sep 01 20:42:55.407 INFO kablam!    |         help: remove this `mut`
Sep 01 20:42:55.408 INFO kablam! 
Sep 01 20:42:55.410 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.410 INFO kablam!  --> src/server/client/state/handle/active.rs:8:9
Sep 01 20:42:55.410 INFO kablam!   |
Sep 01 20:42:55.410 INFO kablam! 8 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.410 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.410 INFO kablam!   |         |
Sep 01 20:42:55.411 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.411 INFO kablam! 
Sep 01 20:42:55.707 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.707 INFO kablam!  --> src/server/client/state/handle/cwd.rs:7:9
Sep 01 20:42:55.707 INFO kablam!   |
Sep 01 20:42:55.707 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.707 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.707 INFO kablam!   |         |
Sep 01 20:42:55.708 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.708 INFO kablam!   |
Sep 01 20:42:55.708 INFO kablam!   = note: #[warn(unused_mut)] on by default
Sep 01 20:42:55.708 INFO kablam! 
Sep 01 20:42:55.709 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.709 INFO kablam!  --> src/server/client/state/handle/cdup.rs:6:9
Sep 01 20:42:55.709 INFO kablam!   |
Sep 01 20:42:55.709 INFO kablam! 6 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.709 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.709 INFO kablam!   |         |
Sep 01 20:42:55.709 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.709 INFO kablam! 
Sep 01 20:42:55.717 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.718 INFO kablam!  --> src/server/client/state/handle/ty.rs:7:9
Sep 01 20:42:55.718 INFO kablam!   |
Sep 01 20:42:55.718 INFO kablam! 7 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.718 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.718 INFO kablam!   |         |
Sep 01 20:42:55.718 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.718 INFO kablam! 
Sep 01 20:42:55.720 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.720 INFO kablam!   --> src/server/client/state/handle/passive.rs:26:9
Sep 01 20:42:55.720 INFO kablam!    |
Sep 01 20:42:55.720 INFO kablam! 26 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.720 INFO kablam!    |         ----^^^^^^^
Sep 01 20:42:55.720 INFO kablam!    |         |
Sep 01 20:42:55.720 INFO kablam!    |         help: remove this `mut`
Sep 01 20:42:55.720 INFO kablam! 
Sep 01 20:42:55.723 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:42:55.723 INFO kablam!  --> src/server/client/state/handle/active.rs:8:9
Sep 01 20:42:55.723 INFO kablam!   |
Sep 01 20:42:55.723 INFO kablam! 8 |     let mut session = client.session.expect_ready_mut()?;
Sep 01 20:42:55.723 INFO kablam!   |         ----^^^^^^^
Sep 01 20:42:55.723 INFO kablam!   |         |
Sep 01 20:42:55.724 INFO kablam!   |         help: remove this `mut`
Sep 01 20:42:55.724 INFO kablam! 
Sep 01 20:42:57.587 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 7.41s
Sep 01 20:42:57.593 INFO kablam! su: No module specific data is present
Sep 01 20:42:58.309 INFO running `"docker" "rm" "-f" "453bb6222626f419de3f4757b4bdaf6c14fa322664625220e6eac3d737c442e3"`
Sep 01 20:42:58.398 INFO blam! 453bb6222626f419de3f4757b4bdaf6c14fa322664625220e6eac3d737c442e3