Dec 12 14:58:45.514 INFO checking flep-0.2.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 14:58:45.514 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 14:58:45.951 INFO [stdout] 7a123baa0cff3d42302a7780c311d06af69bf4153b07dfac880e0ff22d840725
Dec 12 14:58:45.958 INFO running `"docker" "start" "-a" "7a123baa0cff3d42302a7780c311d06af69bf4153b07dfac880e0ff22d840725"`
Dec 12 14:58:47.280 INFO [stderr] usermod: no changes
Dec 12 14:58:47.352 INFO [stderr]     Checking rfc1700 v0.1.2
Dec 12 14:58:47.553 INFO [stderr]     Checking flep_protocol v0.2.0
Dec 12 14:58:49.686 INFO [stderr]     Checking flep v0.2.0 (/source)
Dec 12 14:58:53.196 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.196 INFO [stderr]  --> src/server/client/state/handle/cwd.rs:7:9
Dec 12 14:58:53.196 INFO [stderr]   |
Dec 12 14:58:53.196 INFO [stderr] 7 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.196 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.196 INFO [stderr]   |         |
Dec 12 14:58:53.196 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.196 INFO [stderr]   |
Dec 12 14:58:53.196 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 14:58:53.196 INFO [stderr] 
Dec 12 14:58:53.196 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.196 INFO [stderr]  --> src/server/client/state/handle/cdup.rs:6:9
Dec 12 14:58:53.196 INFO [stderr]   |
Dec 12 14:58:53.196 INFO [stderr] 6 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.196 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.196 INFO [stderr]   |         |
Dec 12 14:58:53.196 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.196 INFO [stderr] 
Dec 12 14:58:53.196 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.196 INFO [stderr]  --> src/server/client/state/handle/ty.rs:7:9
Dec 12 14:58:53.196 INFO [stderr]   |
Dec 12 14:58:53.196 INFO [stderr] 7 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.197 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.197 INFO [stderr]   |         |
Dec 12 14:58:53.197 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.197 INFO [stderr] 
Dec 12 14:58:53.197 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.197 INFO [stderr]   --> src/server/client/state/handle/passive.rs:26:9
Dec 12 14:58:53.197 INFO [stderr]    |
Dec 12 14:58:53.197 INFO [stderr] 26 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.197 INFO [stderr]    |         ----^^^^^^^
Dec 12 14:58:53.197 INFO [stderr]    |         |
Dec 12 14:58:53.197 INFO [stderr]    |         help: remove this `mut`
Dec 12 14:58:53.197 INFO [stderr] 
Dec 12 14:58:53.197 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.197 INFO [stderr]  --> src/server/client/state/handle/active.rs:8:9
Dec 12 14:58:53.197 INFO [stderr]   |
Dec 12 14:58:53.197 INFO [stderr] 8 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.197 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.197 INFO [stderr]   |         |
Dec 12 14:58:53.197 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.197 INFO [stderr] 
Dec 12 14:58:53.913 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.913 INFO [stderr]  --> src/server/client/state/handle/cwd.rs:7:9
Dec 12 14:58:53.913 INFO [stderr]   |
Dec 12 14:58:53.913 INFO [stderr] 7 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.913 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.913 INFO [stderr]   |         |
Dec 12 14:58:53.913 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.913 INFO [stderr]   |
Dec 12 14:58:53.913 INFO [stderr]   = note: #[warn(unused_mut)] on by default
Dec 12 14:58:53.913 INFO [stderr] 
Dec 12 14:58:53.914 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.914 INFO [stderr]  --> src/server/client/state/handle/cdup.rs:6:9
Dec 12 14:58:53.914 INFO [stderr]   |
Dec 12 14:58:53.914 INFO [stderr] 6 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.914 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.914 INFO [stderr]   |         |
Dec 12 14:58:53.914 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.914 INFO [stderr] 
Dec 12 14:58:53.918 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.918 INFO [stderr]  --> src/server/client/state/handle/ty.rs:7:9
Dec 12 14:58:53.918 INFO [stderr]   |
Dec 12 14:58:53.918 INFO [stderr] 7 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.918 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.918 INFO [stderr]   |         |
Dec 12 14:58:53.918 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.918 INFO [stderr] 
Dec 12 14:58:53.920 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.920 INFO [stderr]   --> src/server/client/state/handle/passive.rs:26:9
Dec 12 14:58:53.920 INFO [stderr]    |
Dec 12 14:58:53.920 INFO [stderr] 26 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.920 INFO [stderr]    |         ----^^^^^^^
Dec 12 14:58:53.920 INFO [stderr]    |         |
Dec 12 14:58:53.920 INFO [stderr]    |         help: remove this `mut`
Dec 12 14:58:53.920 INFO [stderr] 
Dec 12 14:58:53.921 INFO [stderr] warning: variable does not need to be mutable
Dec 12 14:58:53.922 INFO [stderr]  --> src/server/client/state/handle/active.rs:8:9
Dec 12 14:58:53.922 INFO [stderr]   |
Dec 12 14:58:53.922 INFO [stderr] 8 |     let mut session = client.session.expect_ready_mut()?;
Dec 12 14:58:53.922 INFO [stderr]   |         ----^^^^^^^
Dec 12 14:58:53.922 INFO [stderr]   |         |
Dec 12 14:58:53.922 INFO [stderr]   |         help: remove this `mut`
Dec 12 14:58:53.922 INFO [stderr] 
Dec 12 14:58:55.043 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.76s
Dec 12 14:58:55.048 INFO [stderr] su: No module specific data is present
Dec 12 14:58:55.306 INFO running `"docker" "inspect" "7a123baa0cff3d42302a7780c311d06af69bf4153b07dfac880e0ff22d840725"`
Dec 12 14:58:55.390 INFO running `"docker" "rm" "-f" "7a123baa0cff3d42302a7780c311d06af69bf4153b07dfac880e0ff22d840725"`
Dec 12 14:58:55.507 INFO [stdout] 7a123baa0cff3d42302a7780c311d06af69bf4153b07dfac880e0ff22d840725