Dec 12 00:06:27.901 INFO checking Tahler/snoss against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 00:06:27.901 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-0/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/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 00:06:28.806 INFO [stdout] 9fa74180ecc7f4829ee9168aada1cb166d539906705164d2f219c75aeec93b43
Dec 12 00:06:28.808 INFO running `"docker" "start" "-a" "9fa74180ecc7f4829ee9168aada1cb166d539906705164d2f219c75aeec93b43"`
Dec 12 00:06:30.063 INFO [stderr] usermod: no changes
Dec 12 00:06:30.186 INFO [stderr]     Checking serde v0.9.7
Dec 12 00:06:30.186 INFO [stderr]    Compiling miniz-sys v0.1.9
Dec 12 00:06:30.186 INFO [stderr]     Checking ordered-float v0.4.0
Dec 12 00:06:30.186 INFO [stderr]    Compiling serde_codegen_internals v0.13.0
Dec 12 00:06:33.882 INFO [stderr]    Compiling serde_derive v0.9.7
Dec 12 00:06:34.241 INFO [stderr]     Checking flate2 v0.2.17
Dec 12 00:06:42.192 INFO [stderr]     Checking serde-value v0.4.0
Dec 12 00:06:42.192 INFO [stderr]     Checking serde_json v0.9.6
Dec 12 00:06:42.192 INFO [stderr]     Checking serde_yaml v0.6.1
Dec 12 00:06:44.155 INFO [stderr]     Checking log4rs v0.6.1
Dec 12 00:06:46.648 INFO [stderr]     Checking snoss v0.1.0 (/source)
Dec 12 00:06:51.252 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:06:51.252 INFO [stderr]    --> src/os/exec.rs:194:13
Dec 12 00:06:51.252 INFO [stderr]     |
Dec 12 00:06:51.252 INFO [stderr] 194 |         let mut stack = pcb.get_stack_mut();
Dec 12 00:06:51.252 INFO [stderr]     |             ----^^^^^
Dec 12 00:06:51.252 INFO [stderr]     |             |
Dec 12 00:06:51.252 INFO [stderr]     |             help: remove this `mut`
Dec 12 00:06:51.256 INFO [stderr]     |
Dec 12 00:06:51.256 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 00:06:51.256 INFO [stderr] 
Dec 12 00:06:51.330 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:06:51.330 INFO [stderr]   --> src/os/ps/pcb.rs:63:13
Dec 12 00:06:51.330 INFO [stderr]    |
Dec 12 00:06:51.330 INFO [stderr] 63 |         let mut ctx = &mut self.header.ctx;
Dec 12 00:06:51.331 INFO [stderr]    |             ----^^^
Dec 12 00:06:51.333 INFO [stderr]    |             |
Dec 12 00:06:51.342 INFO [stderr]    |             help: remove this `mut`
Dec 12 00:06:51.342 INFO [stderr] 
Dec 12 00:06:51.563 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:06:51.563 INFO [stderr]    --> src/os/exec.rs:194:13
Dec 12 00:06:51.563 INFO [stderr]     |
Dec 12 00:06:51.563 INFO [stderr] 194 |         let mut stack = pcb.get_stack_mut();
Dec 12 00:06:51.563 INFO [stderr]     |             ----^^^^^
Dec 12 00:06:51.563 INFO [stderr]     |             |
Dec 12 00:06:51.563 INFO [stderr]     |             help: remove this `mut`
Dec 12 00:06:51.563 INFO [stderr]     |
Dec 12 00:06:51.572 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 12 00:06:51.572 INFO [stderr] 
Dec 12 00:06:51.607 INFO [stderr] warning: variable does not need to be mutable
Dec 12 00:06:51.607 INFO [stderr]   --> src/os/ps/pcb.rs:63:13
Dec 12 00:06:51.607 INFO [stderr]    |
Dec 12 00:06:51.607 INFO [stderr] 63 |         let mut ctx = &mut self.header.ctx;
Dec 12 00:06:51.607 INFO [stderr]    |             ----^^^
Dec 12 00:06:51.607 INFO [stderr]    |             |
Dec 12 00:06:51.607 INFO [stderr]    |             help: remove this `mut`
Dec 12 00:06:51.607 INFO [stderr] 
Dec 12 00:06:51.692 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.60s
Dec 12 00:06:51.701 INFO [stderr] su: No module specific data is present
Dec 12 00:06:52.466 INFO running `"docker" "inspect" "9fa74180ecc7f4829ee9168aada1cb166d539906705164d2f219c75aeec93b43"`
Dec 12 00:06:52.688 INFO running `"docker" "rm" "-f" "9fa74180ecc7f4829ee9168aada1cb166d539906705164d2f219c75aeec93b43"`
Dec 12 00:06:52.928 INFO [stdout] 9fa74180ecc7f4829ee9168aada1cb166d539906705164d2f219c75aeec93b43