[INFO] crate ledge 0.1.0 is already in cache
[INFO] extracting crate ledge 0.1.0 into work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/ledge/0.1.0
[INFO] extracting crate ledge 0.1.0 into work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/ledge/0.1.0
[INFO] validating manifest of ledge-0.1.0 on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ledge-0.1.0 on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ledge-0.1.0
[INFO] finished frobbing ledge-0.1.0
[INFO] frobbed toml for ledge-0.1.0 written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/ledge/0.1.0/Cargo.toml
[INFO] started frobbing ledge-0.1.0
[INFO] finished frobbing ledge-0.1.0
[INFO] frobbed toml for ledge-0.1.0 written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/reg/ledge/0.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ledge-0.1.0 against master#39401465da4ce27aeeb2c2a26133ac35c63aa515 for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-7/master#39401465da4ce27aeeb2c2a26133ac35c63aa515:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/reg/ledge/0.1.0:/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" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb99aaa5299a9e7d9b6b0c276b39a326e3d70e0934d14039ee4a8e388225c11a
[INFO] running `"docker" "start" "-a" "fb99aaa5299a9e7d9b6b0c276b39a326e3d70e0934d14039ee4a8e388225c11a"`
[INFO] [stderr]     Checking ledge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/core/ledger.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new() -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]   --> src/core/ledger.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn value(&self) -> Uuid {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Ledger`
[INFO] [stderr]   --> src/core/ledger.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Ledger {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/core/ledger.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     pub fn new() -> Self {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `value`
[INFO] [stderr]   --> src/core/ledger.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn value(&self) -> Uuid {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Ledger`
[INFO] [stderr]   --> src/core/ledger.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | pub struct Ledger {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `"docker" "inspect" "fb99aaa5299a9e7d9b6b0c276b39a326e3d70e0934d14039ee4a8e388225c11a"`
[INFO] running `"docker" "rm" "-f" "fb99aaa5299a9e7d9b6b0c276b39a326e3d70e0934d14039ee4a8e388225c11a"`
[INFO] [stdout] fb99aaa5299a9e7d9b6b0c276b39a326e3d70e0934d14039ee4a8e388225c11a