Dec 12 16:56:38.893 INFO checking cargo2-0.2.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 16:56:38.893 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 16:56:39.132 INFO [stdout] fab17551b090dde0ef3d97e3ab85aea159f4b60d31496c6394d3cd590148fa31
Dec 12 16:56:39.137 INFO running `"docker" "start" "-a" "fab17551b090dde0ef3d97e3ab85aea159f4b60d31496c6394d3cd590148fa31"`
Dec 12 16:56:39.620 INFO [stderr] usermod: no changes
Dec 12 16:56:39.645 INFO [stderr] warning: only one of `license` or `license-file` is necessary
Dec 12 16:56:39.694 INFO [stderr]     Checking cargo2 v0.2.2 (/source)
Dec 12 16:56:42.500 INFO [stderr] warning: unused import: `serde`
Dec 12 16:56:42.500 INFO [stderr]  --> src/metadata.rs:1:5
Dec 12 16:56:42.500 INFO [stderr]   |
Dec 12 16:56:42.500 INFO [stderr] 1 | use serde;
Dec 12 16:56:42.500 INFO [stderr]   |     ^^^^^
Dec 12 16:56:42.500 INFO [stderr]   |
Dec 12 16:56:42.500 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 16:56:42.500 INFO [stderr] 
Dec 12 16:56:42.612 INFO [stderr] warning: unused import: `serde`
Dec 12 16:56:42.612 INFO [stderr]  --> src/metadata.rs:1:5
Dec 12 16:56:42.612 INFO [stderr]   |
Dec 12 16:56:42.612 INFO [stderr] 1 | use serde;
Dec 12 16:56:42.612 INFO [stderr]   |     ^^^^^
Dec 12 16:56:42.612 INFO [stderr]   |
Dec 12 16:56:42.612 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 16:56:42.612 INFO [stderr] 
Dec 12 16:56:42.742 INFO [stderr] warning: unused variable: `entry`
Dec 12 16:56:42.742 INFO [stderr]   --> src/license.rs:28:13
Dec 12 16:56:42.742 INFO [stderr]    |
Dec 12 16:56:42.742 INFO [stderr] 28 |         let entry = license_map
Dec 12 16:56:42.742 INFO [stderr]    |             ^^^^^ help: consider using `_entry` instead
Dec 12 16:56:42.742 INFO [stderr]    |
Dec 12 16:56:42.742 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 16:56:42.742 INFO [stderr] 
Dec 12 16:56:42.742 INFO [stderr] warning: unused variable: `m`
Dec 12 16:56:42.742 INFO [stderr]   --> src/main.rs:31:25
Dec 12 16:56:42.742 INFO [stderr]    |
Dec 12 16:56:42.742 INFO [stderr] 31 |         ("bundle", Some(m)) => {}
Dec 12 16:56:42.742 INFO [stderr]    |                         ^ help: consider using `_m` instead
Dec 12 16:56:42.742 INFO [stderr] 
Dec 12 16:56:42.748 INFO [stderr] warning: unused variable: `m`
Dec 12 16:56:42.748 INFO [stderr]   --> src/main.rs:32:24
Dec 12 16:56:42.748 INFO [stderr]    |
Dec 12 16:56:42.748 INFO [stderr] 32 |         ("check", Some(m)) => {}
Dec 12 16:56:42.748 INFO [stderr]    |                        ^ help: consider using `_m` instead
Dec 12 16:56:42.748 INFO [stderr] 
Dec 12 16:56:42.764 INFO [stderr] warning: variable does not need to be mutable
Dec 12 16:56:42.764 INFO [stderr]   --> src/license.rs:14:9
Dec 12 16:56:42.764 INFO [stderr]    |
Dec 12 16:56:42.764 INFO [stderr] 14 |     let mut parts = split_license(license);
Dec 12 16:56:42.764 INFO [stderr]    |         ----^^^^^
Dec 12 16:56:42.764 INFO [stderr]    |         |
Dec 12 16:56:42.764 INFO [stderr]    |         help: remove this `mut`
Dec 12 16:56:42.764 INFO [stderr]    |
Dec 12 16:56:42.764 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 16:56:42.764 INFO [stderr] 
Dec 12 16:56:42.788 INFO [stderr] warning: unused variable: `entry`
Dec 12 16:56:42.788 INFO [stderr]   --> src/license.rs:28:13
Dec 12 16:56:42.788 INFO [stderr]    |
Dec 12 16:56:42.788 INFO [stderr] 28 |         let entry = license_map
Dec 12 16:56:42.788 INFO [stderr]    |             ^^^^^ help: consider using `_entry` instead
Dec 12 16:56:42.788 INFO [stderr]    |
Dec 12 16:56:42.788 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 16:56:42.788 INFO [stderr] 
Dec 12 16:56:42.788 INFO [stderr] warning: unused variable: `m`
Dec 12 16:56:42.788 INFO [stderr]   --> src/main.rs:31:25
Dec 12 16:56:42.788 INFO [stderr]    |
Dec 12 16:56:42.788 INFO [stderr] 31 |         ("bundle", Some(m)) => {}
Dec 12 16:56:42.788 INFO [stderr]    |                         ^ help: consider using `_m` instead
Dec 12 16:56:42.788 INFO [stderr] 
Dec 12 16:56:42.788 INFO [stderr] warning: unused variable: `m`
Dec 12 16:56:42.788 INFO [stderr]   --> src/main.rs:32:24
Dec 12 16:56:42.788 INFO [stderr]    |
Dec 12 16:56:42.788 INFO [stderr] 32 |         ("check", Some(m)) => {}
Dec 12 16:56:42.788 INFO [stderr]    |                        ^ help: consider using `_m` instead
Dec 12 16:56:42.788 INFO [stderr] 
Dec 12 16:56:42.804 INFO [stderr] warning: function is never used: `check_licenses`
Dec 12 16:56:42.804 INFO [stderr]   --> src/license.rs:38:1
Dec 12 16:56:42.804 INFO [stderr]    |
Dec 12 16:56:42.804 INFO [stderr] 38 | pub fn check_licenses() {
Dec 12 16:56:42.804 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:56:42.804 INFO [stderr]    |
Dec 12 16:56:42.804 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 16:56:42.804 INFO [stderr] 
Dec 12 16:56:42.804 INFO [stderr] warning: function is never used: `bundle_licenses`
Dec 12 16:56:42.804 INFO [stderr]   --> src/license.rs:41:1
Dec 12 16:56:42.804 INFO [stderr]    |
Dec 12 16:56:42.804 INFO [stderr] 41 | pub fn bundle_licenses() {
Dec 12 16:56:42.804 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:56:42.804 INFO [stderr] 
Dec 12 16:56:42.804 INFO [stderr] warning: function is never used: `split_multiple`
Dec 12 16:56:42.804 INFO [stderr]  --> src/util.rs:1:1
Dec 12 16:56:42.804 INFO [stderr]   |
Dec 12 16:56:42.804 INFO [stderr] 1 | pub fn split_multiple() {}
Dec 12 16:56:42.804 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:56:42.804 INFO [stderr] 
Dec 12 16:56:42.814 INFO [stderr] warning: variable does not need to be mutable
Dec 12 16:56:42.814 INFO [stderr]   --> src/license.rs:14:9
Dec 12 16:56:42.814 INFO [stderr]    |
Dec 12 16:56:42.814 INFO [stderr] 14 |     let mut parts = split_license(license);
Dec 12 16:56:42.814 INFO [stderr]    |         ----^^^^^
Dec 12 16:56:42.814 INFO [stderr]    |         |
Dec 12 16:56:42.814 INFO [stderr]    |         help: remove this `mut`
Dec 12 16:56:42.814 INFO [stderr]    |
Dec 12 16:56:42.814 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 12 16:56:42.814 INFO [stderr] 
Dec 12 16:56:42.868 INFO [stderr] warning: function is never used: `check_licenses`
Dec 12 16:56:42.868 INFO [stderr]   --> src/license.rs:38:1
Dec 12 16:56:42.868 INFO [stderr]    |
Dec 12 16:56:42.868 INFO [stderr] 38 | pub fn check_licenses() {
Dec 12 16:56:42.868 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:56:42.868 INFO [stderr]    |
Dec 12 16:56:42.868 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 12 16:56:42.868 INFO [stderr] 
Dec 12 16:56:42.868 INFO [stderr] warning: function is never used: `bundle_licenses`
Dec 12 16:56:42.868 INFO [stderr]   --> src/license.rs:41:1
Dec 12 16:56:42.868 INFO [stderr]    |
Dec 12 16:56:42.868 INFO [stderr] 41 | pub fn bundle_licenses() {
Dec 12 16:56:42.868 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:56:42.868 INFO [stderr] 
Dec 12 16:56:42.868 INFO [stderr] warning: function is never used: `split_multiple`
Dec 12 16:56:42.868 INFO [stderr]  --> src/util.rs:1:1
Dec 12 16:56:42.868 INFO [stderr]   |
Dec 12 16:56:42.868 INFO [stderr] 1 | pub fn split_multiple() {}
Dec 12 16:56:42.868 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 16:56:42.868 INFO [stderr] 
Dec 12 16:56:42.928 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.28s
Dec 12 16:56:42.928 INFO [stderr] su: No module specific data is present
Dec 12 16:56:43.356 INFO running `"docker" "inspect" "fab17551b090dde0ef3d97e3ab85aea159f4b60d31496c6394d3cd590148fa31"`
Dec 12 16:56:43.463 INFO running `"docker" "rm" "-f" "fab17551b090dde0ef3d97e3ab85aea159f4b60d31496c6394d3cd590148fa31"`
Dec 12 16:56:43.621 INFO [stdout] fab17551b090dde0ef3d97e3ab85aea159f4b60d31496c6394d3cd590148fa31