[INFO] crate global-supertrees 0.1.0 is already in cache
[INFO] extracting crate global-supertrees 0.1.0 into work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/global-supertrees/0.1.0
[INFO] extracting crate global-supertrees 0.1.0 into work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/global-supertrees/0.1.0
[INFO] validating manifest of global-supertrees-0.1.0 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of global-supertrees-0.1.0 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing global-supertrees-0.1.0
[INFO] finished frobbing global-supertrees-0.1.0
[INFO] frobbed toml for global-supertrees-0.1.0 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/global-supertrees/0.1.0/Cargo.toml
[INFO] started frobbing global-supertrees-0.1.0
[INFO] finished frobbing global-supertrees-0.1.0
[INFO] frobbed toml for global-supertrees-0.1.0 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/reg/global-supertrees/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking global-supertrees-0.1.0 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-5/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/reg/global-supertrees/0.1.0:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f89af532fa8ab9d0192d72fec72891d02ce78942e26646b47004c4a3e1a280e5
[INFO] running `"docker" "start" "-a" "f89af532fa8ab9d0192d72fec72891d02ce78942e26646b47004c4a3e1a280e5"`
[INFO] [stderr]     Checking global-supertrees v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:54:92
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn cache_mapping(mapping : &BTreeMap<[u8; 10], u32>, path : &String) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:61:82
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn load_cache_mapping(path : &String) -> Result<BTreeMap<[u8; 10], u32>, Box<Error>> {
[INFO] [stderr]    |                                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:54:92
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn cache_mapping(mapping : &BTreeMap<[u8; 10], u32>, path : &String) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/utils.rs:61:82
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub fn load_cache_mapping(path : &String) -> Result<BTreeMap<[u8; 10], u32>, Box<Error>> {
[INFO] [stderr]    |                                                                                  ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rayon::prelude`
[INFO] [stderr]  --> src/tree_merging.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rayon::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `trees`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let trees : Vec<graph_tree::Tree> = distance_matrices.par_iter().map(| dm | dm.neighbour_joining()).collect();
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_trees`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `distance_matrices`
[INFO] [stderr]   --> src/tree_merging.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let distance_matrices: Vec<TreeDistanceMatrix> =
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_distance_matrices`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `rayon::prelude`
[INFO] [stderr]  --> src/tree_merging.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rayon::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `trees`
[INFO] [stderr]   --> src/main.rs:98:9
[INFO] [stderr]    |
[INFO] [stderr] 98 |     let trees : Vec<graph_tree::Tree> = distance_matrices.par_iter().map(| dm | dm.neighbour_joining()).collect();
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_trees`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `distance_matrices`
[INFO] [stderr]   --> src/tree_merging.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let distance_matrices: Vec<TreeDistanceMatrix> =
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_distance_matrices`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_distance_matrices`
[INFO] [stderr]    --> src/tree_merging.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn merge_distance_matrices(dms: Vec<TreeDistanceMatrix>) -> TreeDistanceMatrix {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `merge_distance_matrices`
[INFO] [stderr]    --> src/tree_merging.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | fn merge_distance_matrices(dms: Vec<TreeDistanceMatrix>) -> TreeDistanceMatrix {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "f89af532fa8ab9d0192d72fec72891d02ce78942e26646b47004c4a3e1a280e5"`
[INFO] running `"docker" "rm" "-f" "f89af532fa8ab9d0192d72fec72891d02ce78942e26646b47004c4a3e1a280e5"`
[INFO] [stdout] f89af532fa8ab9d0192d72fec72891d02ce78942e26646b47004c4a3e1a280e5