[INFO] crate libimagentrylink 0.9.3 is already in cache
[INFO] extracting crate libimagentrylink 0.9.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/libimagentrylink/0.9.3
[INFO] extracting crate libimagentrylink 0.9.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libimagentrylink/0.9.3
[INFO] validating manifest of libimagentrylink-0.9.3 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 libimagentrylink-0.9.3 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 libimagentrylink-0.9.3
[INFO] finished frobbing libimagentrylink-0.9.3
[INFO] frobbed toml for libimagentrylink-0.9.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/libimagentrylink/0.9.3/Cargo.toml
[INFO] started frobbing libimagentrylink-0.9.3
[INFO] finished frobbing libimagentrylink-0.9.3
[INFO] frobbed toml for libimagentrylink-0.9.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/libimagentrylink/0.9.3/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing libimagentrylink-0.9.3 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/libimagentrylink/0.9.3:/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] a1747eb2d4b410e4d28cd736b9827524399e48277df0a98cb69a803c9dc42f10
[INFO] running `"docker" "start" "-a" "a1747eb2d4b410e4d28cd736b9827524399e48277df0a98cb69a803c9dc42f10"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling libimagutil v0.9.3
[INFO] [stderr]    Compiling libimagstore v0.9.3
[INFO] [stderr]    Compiling libimagentrylink v0.9.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `"docker" "inspect" "a1747eb2d4b410e4d28cd736b9827524399e48277df0a98cb69a803c9dc42f10"`
[INFO] running `"docker" "rm" "-f" "a1747eb2d4b410e4d28cd736b9827524399e48277df0a98cb69a803c9dc42f10"`
[INFO] [stdout] a1747eb2d4b410e4d28cd736b9827524399e48277df0a98cb69a803c9dc42f10
[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/libimagentrylink/0.9.3:/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] 3d8762481879b831a6f2a0655c9fbdb4ae18159aa37acb36d38f5f2aa7fefa04
[INFO] running `"docker" "start" "-a" "3d8762481879b831a6f2a0655c9fbdb4ae18159aa37acb36d38f5f2aa7fefa04"`
[INFO] [stderr]    Compiling libimagentrylink v0.9.3 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `env_logger` is imported redundantly
[INFO] [stderr]    --> src/external.rs:456:13
[INFO] [stderr]     |
[INFO] [stderr] 456 |         use env_logger;
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/lib.rs:49:1
[INFO] [stderr]     |
[INFO] [stderr] 49  | extern crate env_logger;
[INFO] [stderr]     | ------------------------ the item `env_logger` is already imported here
[INFO] [stderr]     |
[INFO] [stderr] note: lint level defined here
[INFO] [stderr]    --> src/lib.rs:31:5
[INFO] [stderr]     |
[INFO] [stderr] 31  |     unused_imports,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: the item `PathBuf` is imported redundantly
[INFO] [stderr]    --> src/internal.rs:553:9
[INFO] [stderr]     |
[INFO] [stderr] 22  | use std::path::PathBuf;
[INFO] [stderr]     |     ------------------ the item `PathBuf` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 553 |     use std::path::PathBuf;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `"docker" "inspect" "3d8762481879b831a6f2a0655c9fbdb4ae18159aa37acb36d38f5f2aa7fefa04"`
[INFO] running `"docker" "rm" "-f" "3d8762481879b831a6f2a0655c9fbdb4ae18159aa37acb36d38f5f2aa7fefa04"`
[INFO] [stdout] 3d8762481879b831a6f2a0655c9fbdb4ae18159aa37acb36d38f5f2aa7fefa04
[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/libimagentrylink/0.9.3:/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] 5002d115824785e94c50685879c92b617b8cb1e7504206666944ff580736d74f
[INFO] running `"docker" "start" "-a" "5002d115824785e94c50685879c92b617b8cb1e7504206666944ff580736d74f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libimagentrylink-edd50a0ed510430b
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test internal::test::test_link_annotating ... ok
[INFO] [stdout] test internal::test::test_link_deleting ... ok
[INFO] [stdout] test external::tests::test_simple ... ok
[INFO] [stdout] test internal::test::test_new_entry_no_links ... ok
[INFO] [stdout] test internal::test::test_multiple_links ... ok
[INFO] [stdout] test internal::test::test_link_two_entries ... ok
[INFO] [stdout] test internal::test::test_link_deleting_multiple_links ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libimagentrylink
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/external.rs - external::iter::ExternalFilterIter (line 148) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "5002d115824785e94c50685879c92b617b8cb1e7504206666944ff580736d74f"`
[INFO] running `"docker" "rm" "-f" "5002d115824785e94c50685879c92b617b8cb1e7504206666944ff580736d74f"`
[INFO] [stdout] 5002d115824785e94c50685879c92b617b8cb1e7504206666944ff580736d74f