[INFO] updating cached repository natir/mapping2barcode
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/natir/mapping2barcode
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/natir/mapping2barcode" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/natir/mapping2barcode"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/natir/mapping2barcode'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/natir/mapping2barcode" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/natir/mapping2barcode"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/natir/mapping2barcode'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b3f5968927e2e5ecd3dad1fbb1e112b602e96975
[INFO] sha for GitHub repo natir/mapping2barcode: b3f5968927e2e5ecd3dad1fbb1e112b602e96975
[INFO] validating manifest of natir/mapping2barcode on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of natir/mapping2barcode on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing natir/mapping2barcode
[INFO] finished frobbing natir/mapping2barcode
[INFO] frobbed toml for natir/mapping2barcode written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/natir/mapping2barcode/Cargo.toml
[INFO] started frobbing natir/mapping2barcode
[INFO] finished frobbing natir/mapping2barcode
[INFO] frobbed toml for natir/mapping2barcode written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/natir/mapping2barcode/Cargo.toml
[INFO] crate natir/mapping2barcode already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking natir/mapping2barcode against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-1/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/natir/mapping2barcode:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f4d5914947a11e0b09f0b2ecec4d6b316fdf39df3a52a0a68592aadc70ef3dc3
[INFO] running `"docker" "start" "-a" "f4d5914947a11e0b09f0b2ecec4d6b316fdf39df3a52a0a68592aadc70ef3dc3"`
[INFO] [stderr]    Compiling bv v0.7.4
[INFO] [stderr]    Compiling ndarray v0.9.1
[INFO] [stderr]    Compiling lzma-sys v0.1.11
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling syn v0.15.14
[INFO] [stderr]     Checking csv-core v0.1.4
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking xz2 v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking serde v1.0.80
[INFO] [stderr]     Checking multimap v0.4.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking bio v0.20.3
[INFO] [stderr]     Checking mapping2barcodegraph v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file.rs:45:52
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn get_readable_file(input_name: &str) -> (Box<io::Read>, CompressionFormat) {
[INFO] [stderr]    |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/file.rs:69:46
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn get_readable(input_name: &str) -> Box<io::Read> {
[INFO] [stderr]    |                                              ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file.rs:77:39
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn get_compression(mut in_stream: Box<io::Read>) -> CompressionFormat {
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `petgraph::visit::IntoNodeReferences`
[INFO] [stderr]  --> src/premolecule.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use petgraph::visit::IntoNodeReferences;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file.rs:45:52
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn get_readable_file(input_name: &str) -> (Box<io::Read>, CompressionFormat) {
[INFO] [stderr]    |                                                    ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[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/file.rs:69:46
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn get_readable(input_name: &str) -> Box<io::Read> {
[INFO] [stderr]    |                                              ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file.rs:77:39
[INFO] [stderr]    |
[INFO] [stderr] 77 | fn get_compression(mut in_stream: Box<io::Read>) -> CompressionFormat {
[INFO] [stderr]    |                                       ^^^^^^^^ help: use `dyn`: `dyn io::Read`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `petgraph::visit::IntoNodeReferences`
[INFO] [stderr]  --> src/premolecule.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use petgraph::visit::IntoNodeReferences;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/premolecule.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut n = 0;
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/premolecule.rs:57:17
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut n = 0;
[INFO] [stderr]    |                 ^ help: consider prefixing with an underscore: `_n`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/premolecule.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut n = 0;
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/premolecule.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let mut n = 0;
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.99s
[INFO] running `"docker" "inspect" "f4d5914947a11e0b09f0b2ecec4d6b316fdf39df3a52a0a68592aadc70ef3dc3"`
[INFO] running `"docker" "rm" "-f" "f4d5914947a11e0b09f0b2ecec4d6b316fdf39df3a52a0a68592aadc70ef3dc3"`
[INFO] [stdout] f4d5914947a11e0b09f0b2ecec4d6b316fdf39df3a52a0a68592aadc70ef3dc3