[INFO] crate dolphin 0.1.0-alpha.1 is already in cache
[INFO] extracting crate dolphin 0.1.0-alpha.1 into work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/dolphin/0.1.0-alpha.1
[INFO] extracting crate dolphin 0.1.0-alpha.1 into work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/dolphin/0.1.0-alpha.1
[INFO] validating manifest of dolphin-0.1.0-alpha.1 on toolchain master#589beb979c0f1a9736e02e578913db88398c3ba5
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dolphin-0.1.0-alpha.1 on toolchain try#42445ded8fd34235a676755cb5d079658ed51f6a
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dolphin-0.1.0-alpha.1
[INFO] finished frobbing dolphin-0.1.0-alpha.1
[INFO] frobbed toml for dolphin-0.1.0-alpha.1 written to work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/dolphin/0.1.0-alpha.1/Cargo.toml
[INFO] started frobbing dolphin-0.1.0-alpha.1
[INFO] finished frobbing dolphin-0.1.0-alpha.1
[INFO] frobbed toml for dolphin-0.1.0-alpha.1 written to work/ex/pr-60944/sources/try#42445ded8fd34235a676755cb5d079658ed51f6a/reg/dolphin/0.1.0-alpha.1/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+42445ded8fd34235a676755cb5d079658ed51f6a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking dolphin-0.1.0-alpha.1 against master#589beb979c0f1a9736e02e578913db88398c3ba5 for pr-60944
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60944/worker-6/master#589beb979c0f1a9736e02e578913db88398c3ba5:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60944/sources/master#589beb979c0f1a9736e02e578913db88398c3ba5/reg/dolphin/0.1.0-alpha.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+589beb979c0f1a9736e02e578913db88398c3ba5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 886859acaddeed4ce5fa404f5690bbd6f6a98599b22cafdc3514186b654c2057
[INFO] running `"docker" "start" "-a" "886859acaddeed4ce5fa404f5690bbd6f6a98599b22cafdc3514186b654c2057"`
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking dolphin v0.1.0-alpha.1 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `dec_progress`
[INFO] [stderr]     --> src/containers/hash_map.rs:1433:5
[INFO] [stderr]      |
[INFO] [stderr] 1433 |     fn dec_progress(&self) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_key`
[INFO] [stderr]     --> src/containers/hash_map.rs:1755:5
[INFO] [stderr]      |
[INFO] [stderr] 1755 |     fn is_key(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1811:5
[INFO] [stderr]      |
[INFO] [stderr] 1811 |     fn is_value(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `moving_hash`
[INFO] [stderr]     --> src/containers/hash_map.rs:1819:5
[INFO] [stderr]      |
[INFO] [stderr] 1819 |     fn moving_hash(&self) -> Option<u64> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1826:5
[INFO] [stderr]      |
[INFO] [stderr] 1826 |     fn value(&self) -> Option<&V> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `dec_progress`
[INFO] [stderr]     --> src/containers/hash_map.rs:1433:5
[INFO] [stderr]      |
[INFO] [stderr] 1433 |     fn dec_progress(&self) {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_key`
[INFO] [stderr]     --> src/containers/hash_map.rs:1755:5
[INFO] [stderr]      |
[INFO] [stderr] 1755 |     fn is_key(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `is_value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1811:5
[INFO] [stderr]      |
[INFO] [stderr] 1811 |     fn is_value(&self) -> bool {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `moving_hash`
[INFO] [stderr]     --> src/containers/hash_map.rs:1819:5
[INFO] [stderr]      |
[INFO] [stderr] 1819 |     fn moving_hash(&self) -> Option<u64> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]     --> src/containers/hash_map.rs:1826:5
[INFO] [stderr]      |
[INFO] [stderr] 1826 |     fn value(&self) -> Option<&V> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.50s
[INFO] running `"docker" "inspect" "886859acaddeed4ce5fa404f5690bbd6f6a98599b22cafdc3514186b654c2057"`
[INFO] running `"docker" "rm" "-f" "886859acaddeed4ce5fa404f5690bbd6f6a98599b22cafdc3514186b654c2057"`
[INFO] [stdout] 886859acaddeed4ce5fa404f5690bbd6f6a98599b22cafdc3514186b654c2057