[INFO] crate duplicate-kriller 1.4.1 is already in cache
[INFO] extracting crate duplicate-kriller 1.4.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/duplicate-kriller/1.4.1
[INFO] extracting crate duplicate-kriller 1.4.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/duplicate-kriller/1.4.1
[INFO] validating manifest of duplicate-kriller-1.4.1 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of duplicate-kriller-1.4.1 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing duplicate-kriller-1.4.1
[INFO] finished frobbing duplicate-kriller-1.4.1
[INFO] frobbed toml for duplicate-kriller-1.4.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/duplicate-kriller/1.4.1/Cargo.toml
[INFO] started frobbing duplicate-kriller-1.4.1
[INFO] finished frobbing duplicate-kriller-1.4.1
[INFO] frobbed toml for duplicate-kriller-1.4.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/duplicate-kriller/1.4.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing duplicate-kriller-1.4.1 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/duplicate-kriller/1.4.1:/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=warn" "-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 83f20cf0cfae97cb1ee77512a1af25f5587e7f9745aa8d1146a22db1d26aef01
[INFO] running `"docker" "start" "-a" "83f20cf0cfae97cb1ee77512a1af25f5587e7f9745aa8d1146a22db1d26aef01"`
[INFO] [stderr]    Compiling dupe-krill v1.4.3
[INFO] [stderr]    Compiling duplicate-kriller v1.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/bin.rs:20:37
[INFO] [stderr]    |
[INFO] [stderr] 20 | static CTRL_C_BREAKS: AtomicUsize = std::sync::atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.88s
[INFO] running `"docker" "inspect" "83f20cf0cfae97cb1ee77512a1af25f5587e7f9745aa8d1146a22db1d26aef01"`
[INFO] running `"docker" "rm" "-f" "83f20cf0cfae97cb1ee77512a1af25f5587e7f9745aa8d1146a22db1d26aef01"`
[INFO] [stdout] 83f20cf0cfae97cb1ee77512a1af25f5587e7f9745aa8d1146a22db1d26aef01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/duplicate-kriller/1.4.1:/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 53d4c7bf9367306de7cbfaeb3868b30434553896f64cf755409614f23bbe1cee
[INFO] running `"docker" "start" "-a" "53d4c7bf9367306de7cbfaeb3868b30434553896f64cf755409614f23bbe1cee"`
[INFO] [stderr]    Compiling duplicate-kriller v1.4.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]   --> src/bin.rs:20:37
[INFO] [stderr]    |
[INFO] [stderr] 20 | static CTRL_C_BREAKS: AtomicUsize = std::sync::atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "53d4c7bf9367306de7cbfaeb3868b30434553896f64cf755409614f23bbe1cee"`
[INFO] running `"docker" "rm" "-f" "53d4c7bf9367306de7cbfaeb3868b30434553896f64cf755409614f23bbe1cee"`
[INFO] [stdout] 53d4c7bf9367306de7cbfaeb3868b30434553896f64cf755409614f23bbe1cee
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/duplicate-kriller/1.4.1:/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=warn" "-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] b4c6da061d7c807d42c121fe857ccb4c66c6e6c2345be3a1ca02917e18042deb
[INFO] running `"docker" "start" "-a" "b4c6da061d7c807d42c121fe857ccb4c66c6e6c2345be3a1ca02917e18042deb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/duplicate_kriller-e14b29da2c513360
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/dupe_krill-e3abfba7845bcbf7
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests duplicate-kriller
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b4c6da061d7c807d42c121fe857ccb4c66c6e6c2345be3a1ca02917e18042deb"`
[INFO] running `"docker" "rm" "-f" "b4c6da061d7c807d42c121fe857ccb4c66c6e6c2345be3a1ca02917e18042deb"`
[INFO] [stdout] b4c6da061d7c807d42c121fe857ccb4c66c6e6c2345be3a1ca02917e18042deb