Dec 18 16:34:02.913 INFO checking fdt-0.0.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 16:34:02.913 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/fdt/0.0.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 16:34:03.240 INFO [stdout] 981e483fcf2e9c1046827b3035a0b74d5bf727fde51129d5484501b86dc52cca
Dec 18 16:34:03.246 INFO running `"docker" "start" "-a" "981e483fcf2e9c1046827b3035a0b74d5bf727fde51129d5484501b86dc52cca"`
Dec 18 16:34:03.914 INFO [stderr]     Checking fdt v0.0.1 (/opt/crater/workdir)
Dec 18 16:34:04.080 INFO [stderr] warning: unused import: `PropertyValue`
Dec 18 16:34:04.081 INFO [stderr]  --> src/node.rs:2:56
Dec 18 16:34:04.081 INFO [stderr]   |
Dec 18 16:34:04.081 INFO [stderr] 2 | use property::{Property, Properties, PropertyIterator, PropertyValue, IsValue};
Dec 18 16:34:04.081 INFO [stderr]   |                                                        ^^^^^^^^^^^^^
Dec 18 16:34:04.081 INFO [stderr]   |
Dec 18 16:34:04.081 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:34:04.081 INFO [stderr] 
Dec 18 16:34:04.081 INFO [stderr] warning: unused import: `property::Property`
Dec 18 16:34:04.081 INFO [stderr]   --> src/lib.rs:19:5
Dec 18 16:34:04.081 INFO [stderr]    |
Dec 18 16:34:04.081 INFO [stderr] 19 | use property::Property;
Dec 18 16:34:04.081 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.081 INFO [stderr] 
Dec 18 16:34:04.188 INFO [stderr] warning: unused import: `PropertyValue`
Dec 18 16:34:04.188 INFO [stderr]  --> src/node.rs:2:56
Dec 18 16:34:04.188 INFO [stderr]   |
Dec 18 16:34:04.188 INFO [stderr] 2 | use property::{Property, Properties, PropertyIterator, PropertyValue, IsValue};
Dec 18 16:34:04.188 INFO [stderr]   |                                                        ^^^^^^^^^^^^^
Dec 18 16:34:04.188 INFO [stderr]   |
Dec 18 16:34:04.188 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 16:34:04.188 INFO [stderr] 
Dec 18 16:34:04.188 INFO [stderr] warning: unused import: `property::Property`
Dec 18 16:34:04.188 INFO [stderr]   --> src/lib.rs:19:5
Dec 18 16:34:04.188 INFO [stderr]    |
Dec 18 16:34:04.188 INFO [stderr] 19 | use property::Property;
Dec 18 16:34:04.188 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.188 INFO [stderr] 
Dec 18 16:34:04.221 INFO [stderr] warning: unused variable: `e`
Dec 18 16:34:04.221 INFO [stderr]   --> src/property.rs:68:32
Dec 18 16:34:04.221 INFO [stderr]    |
Dec 18 16:34:04.221 INFO [stderr] 68 |         str::from_utf8(raw).map_err(|e| "Utf8 Error")
Dec 18 16:34:04.221 INFO [stderr]    |                                      ^ help: consider using `_e` instead
Dec 18 16:34:04.221 INFO [stderr]    |
Dec 18 16:34:04.221 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 16:34:04.221 INFO [stderr] 
Dec 18 16:34:04.221 INFO [stderr] warning: unused variable: `depth`
Dec 18 16:34:04.222 INFO [stderr]    --> src/node.rs:173:35
Dec 18 16:34:04.222 INFO [stderr]     |
Dec 18 16:34:04.222 INFO [stderr] 173 |     pub fn supernode_at_depth(&self, depth: usize) -> Option<Node<'buf>> {
Dec 18 16:34:04.222 INFO [stderr]     |                                      ^^^^^ help: consider using `_depth` instead
Dec 18 16:34:04.222 INFO [stderr] 
Dec 18 16:34:04.300 INFO [stderr] warning: method is never used: `last_comp_version`
Dec 18 16:34:04.300 INFO [stderr]   --> src/header.rs:42:2
Dec 18 16:34:04.300 INFO [stderr]    |
Dec 18 16:34:04.301 INFO [stderr] 42 |     pub fn last_comp_version(&self) -> u32 {
Dec 18 16:34:04.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.301 INFO [stderr]    |
Dec 18 16:34:04.301 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 16:34:04.301 INFO [stderr] 
Dec 18 16:34:04.301 INFO [stderr] warning: method is never used: `size_dt_strings`
Dec 18 16:34:04.301 INFO [stderr]   --> src/header.rs:54:2
Dec 18 16:34:04.301 INFO [stderr]    |
Dec 18 16:34:04.301 INFO [stderr] 54 |     pub fn size_dt_strings(&self) -> Option<u32> {
Dec 18 16:34:04.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.301 INFO [stderr] 
Dec 18 16:34:04.301 INFO [stderr] warning: method is never used: `size_dt_struct`
Dec 18 16:34:04.301 INFO [stderr]   --> src/header.rs:62:2
Dec 18 16:34:04.301 INFO [stderr]    |
Dec 18 16:34:04.301 INFO [stderr] 62 |     pub fn size_dt_struct(&self) -> Option<u32> {
Dec 18 16:34:04.301 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.301 INFO [stderr] 
Dec 18 16:34:04.369 INFO [stderr] warning: unused variable: `e`
Dec 18 16:34:04.369 INFO [stderr]   --> src/property.rs:68:32
Dec 18 16:34:04.369 INFO [stderr]    |
Dec 18 16:34:04.369 INFO [stderr] 68 |         str::from_utf8(raw).map_err(|e| "Utf8 Error")
Dec 18 16:34:04.369 INFO [stderr]    |                                      ^ help: consider using `_e` instead
Dec 18 16:34:04.369 INFO [stderr]    |
Dec 18 16:34:04.369 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 16:34:04.369 INFO [stderr] 
Dec 18 16:34:04.369 INFO [stderr] warning: unused variable: `depth`
Dec 18 16:34:04.369 INFO [stderr]    --> src/node.rs:173:35
Dec 18 16:34:04.369 INFO [stderr]     |
Dec 18 16:34:04.369 INFO [stderr] 173 |     pub fn supernode_at_depth(&self, depth: usize) -> Option<Node<'buf>> {
Dec 18 16:34:04.369 INFO [stderr]     |                                      ^^^^^ help: consider using `_depth` instead
Dec 18 16:34:04.369 INFO [stderr] 
Dec 18 16:34:04.450 INFO [stderr] warning: method is never used: `last_comp_version`
Dec 18 16:34:04.450 INFO [stderr]   --> src/header.rs:42:2
Dec 18 16:34:04.450 INFO [stderr]    |
Dec 18 16:34:04.450 INFO [stderr] 42 |     pub fn last_comp_version(&self) -> u32 {
Dec 18 16:34:04.450 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.450 INFO [stderr]    |
Dec 18 16:34:04.450 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 18 16:34:04.450 INFO [stderr] 
Dec 18 16:34:04.450 INFO [stderr] warning: method is never used: `size_dt_strings`
Dec 18 16:34:04.450 INFO [stderr]   --> src/header.rs:54:2
Dec 18 16:34:04.450 INFO [stderr]    |
Dec 18 16:34:04.450 INFO [stderr] 54 |     pub fn size_dt_strings(&self) -> Option<u32> {
Dec 18 16:34:04.450 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.450 INFO [stderr] 
Dec 18 16:34:04.450 INFO [stderr] warning: method is never used: `size_dt_struct`
Dec 18 16:34:04.450 INFO [stderr]   --> src/header.rs:62:2
Dec 18 16:34:04.450 INFO [stderr]    |
Dec 18 16:34:04.450 INFO [stderr] 62 |     pub fn size_dt_struct(&self) -> Option<u32> {
Dec 18 16:34:04.450 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 16:34:04.450 INFO [stderr] 
Dec 18 16:34:04.691 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
Dec 18 16:34:04.988 INFO running `"docker" "inspect" "981e483fcf2e9c1046827b3035a0b74d5bf727fde51129d5484501b86dc52cca"`
Dec 18 16:34:05.123 INFO running `"docker" "rm" "-f" "981e483fcf2e9c1046827b3035a0b74d5bf727fde51129d5484501b86dc52cca"`
Dec 18 16:34:05.219 INFO [stdout] 981e483fcf2e9c1046827b3035a0b74d5bf727fde51129d5484501b86dc52cca