Dec 04 14:32:49.944 INFO checking masami256/virtrun against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:32:49.944 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-0/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 14:32:50.397 INFO [stdout] ce98c723b9eb3882c01cf2d73d8572aa0757eb9a56c0b6b188595d66ca983862
Dec 04 14:32:50.403 INFO running `"docker" "start" "-a" "ce98c723b9eb3882c01cf2d73d8572aa0757eb9a56c0b6b188595d66ca983862"`
Dec 04 14:32:51.841 INFO [stderr] usermod: no changes
Dec 04 14:32:52.038 INFO [stderr]    Compiling libz-sys v1.0.18
Dec 04 14:32:52.038 INFO [stderr]     Checking serial-core v0.4.0
Dec 04 14:32:52.038 INFO [stderr]     Checking ioctl-rs v0.1.6
Dec 04 14:32:52.038 INFO [stderr]    Compiling libssh2-sys v0.2.7
Dec 04 14:32:52.038 INFO [stderr]     Checking os_pipe v0.6.1
Dec 04 14:32:53.387 INFO [stderr]     Checking serial-unix v0.4.0
Dec 04 14:32:54.975 INFO [stderr]     Checking serial v0.4.0
Dec 04 14:33:08.196 INFO [stderr]     Checking ssh2 v0.3.3
Dec 04 14:33:09.156 INFO [stderr]     Checking virtrun v0.1.0 (/source)
Dec 04 14:33:10.251 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 04 14:33:10.251 INFO [stderr]   --> src/main.rs:12:5
Dec 04 14:33:10.251 INFO [stderr]    |
Dec 04 14:33:10.251 INFO [stderr] 12 | use std::io::prelude::*;
Dec 04 14:33:10.251 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 14:33:10.251 INFO [stderr]    |
Dec 04 14:33:10.251 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 14:33:10.251 INFO [stderr] 
Dec 04 14:33:10.251 INFO [stderr] warning: unused variable: `i`
Dec 04 14:33:10.251 INFO [stderr]    --> src/main.rs:108:49
Dec 04 14:33:10.251 INFO [stderr]     |
Dec 04 14:33:10.251 INFO [stderr] 108 |                         yaml::Yaml::Integer(ref i) => {
Dec 04 14:33:10.251 INFO [stderr]     |                                                 ^ help: consider using `_i` instead
Dec 04 14:33:10.251 INFO [stderr]     |
Dec 04 14:33:10.251 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:33:10.251 INFO [stderr] 
Dec 04 14:33:10.259 INFO [stderr] warning: unused variable: `tmpfiles`
Dec 04 14:33:10.259 INFO [stderr]    --> src/main.rs:133:20
Dec 04 14:33:10.259 INFO [stderr]     |
Dec 04 14:33:10.259 INFO [stderr] 133 |     let (commands, tmpfiles) = create_cmdline_parameters(&data);
Dec 04 14:33:10.259 INFO [stderr]     |                    ^^^^^^^^ help: consider using `_tmpfiles` instead
Dec 04 14:33:10.259 INFO [stderr] 
Dec 04 14:33:10.279 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:33:10.280 INFO [stderr]    --> src/main.rs:179:9
Dec 04 14:33:10.280 INFO [stderr]     |
Dec 04 14:33:10.280 INFO [stderr] 179 |     let mut qemu_args = create_qemu_args(data);
Dec 04 14:33:10.280 INFO [stderr]     |         ----^^^^^^^^^
Dec 04 14:33:10.280 INFO [stderr]     |         |
Dec 04 14:33:10.280 INFO [stderr]     |         help: remove this `mut`
Dec 04 14:33:10.280 INFO [stderr]     |
Dec 04 14:33:10.280 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:33:10.280 INFO [stderr] 
Dec 04 14:33:10.314 INFO [stderr] warning: unused import: `std::io::prelude`
Dec 04 14:33:10.314 INFO [stderr]   --> src/main.rs:12:5
Dec 04 14:33:10.314 INFO [stderr]    |
Dec 04 14:33:10.314 INFO [stderr] 12 | use std::io::prelude::*;
Dec 04 14:33:10.314 INFO [stderr]    |     ^^^^^^^^^^^^^^^^
Dec 04 14:33:10.327 INFO [stderr]    |
Dec 04 14:33:10.327 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 14:33:10.327 INFO [stderr] 
Dec 04 14:33:10.333 INFO [stderr] warning: unused variable: `i`
Dec 04 14:33:10.333 INFO [stderr]    --> src/main.rs:108:49
Dec 04 14:33:10.333 INFO [stderr]     |
Dec 04 14:33:10.333 INFO [stderr] 108 |                         yaml::Yaml::Integer(ref i) => {
Dec 04 14:33:10.333 INFO [stderr]     |                                                 ^ help: consider using `_i` instead
Dec 04 14:33:10.333 INFO [stderr]     |
Dec 04 14:33:10.333 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 04 14:33:10.333 INFO [stderr] 
Dec 04 14:33:10.333 INFO [stderr] warning: unused variable: `tmpfiles`
Dec 04 14:33:10.333 INFO [stderr]    --> src/main.rs:133:20
Dec 04 14:33:10.333 INFO [stderr]     |
Dec 04 14:33:10.333 INFO [stderr] 133 |     let (commands, tmpfiles) = create_cmdline_parameters(&data);
Dec 04 14:33:10.333 INFO [stderr]     |                    ^^^^^^^^ help: consider using `_tmpfiles` instead
Dec 04 14:33:10.333 INFO [stderr] 
Dec 04 14:33:10.391 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:33:10.391 INFO [stderr]    --> src/main.rs:179:9
Dec 04 14:33:10.391 INFO [stderr]     |
Dec 04 14:33:10.391 INFO [stderr] 179 |     let mut qemu_args = create_qemu_args(data);
Dec 04 14:33:10.391 INFO [stderr]     |         ----^^^^^^^^^
Dec 04 14:33:10.391 INFO [stderr]     |         |
Dec 04 14:33:10.391 INFO [stderr]     |         help: remove this `mut`
Dec 04 14:33:10.391 INFO [stderr]     |
Dec 04 14:33:10.391 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:33:10.391 INFO [stderr] 
Dec 04 14:33:10.468 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.60s
Dec 04 14:33:10.479 INFO [stderr] su: No module specific data is present
Dec 04 14:33:11.309 INFO running `"docker" "inspect" "ce98c723b9eb3882c01cf2d73d8572aa0757eb9a56c0b6b188595d66ca983862"`
Dec 04 14:33:11.637 INFO running `"docker" "rm" "-f" "ce98c723b9eb3882c01cf2d73d8572aa0757eb9a56c0b6b188595d66ca983862"`
Dec 04 14:33:11.931 INFO [stdout] ce98c723b9eb3882c01cf2d73d8572aa0757eb9a56c0b6b188595d66ca983862