[INFO] crate assoc_list 0.1.0 is already in cache
[INFO] extracting crate assoc_list 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/assoc_list/0.1.0
[INFO] extracting crate assoc_list 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assoc_list/0.1.0
[INFO] validating manifest of assoc_list-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of assoc_list-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing assoc_list-0.1.0
[INFO] finished frobbing assoc_list-0.1.0
[INFO] frobbed toml for assoc_list-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/assoc_list/0.1.0/Cargo.toml
[INFO] started frobbing assoc_list-0.1.0
[INFO] finished frobbing assoc_list-0.1.0
[INFO] frobbed toml for assoc_list-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assoc_list/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing assoc_list-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assoc_list/0.1.0:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 8607a0edd298dfacce2af3189552eaaa43f5dad684e4364250e760b3d3d8b88a
[INFO] running `"docker" "start" "-a" "8607a0edd298dfacce2af3189552eaaa43f5dad684e4364250e760b3d3d8b88a"`
[INFO] [stderr]    Compiling assoc_list v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/lib.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new() -> AssocList<K, V> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `insert`
[INFO] [stderr]   --> src/lib.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn insert(&mut self, k: K, v: V) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `len`
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn len(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `contains_key`
[INFO] [stderr]   --> src/lib.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn contains_key(&self, k: &K) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `remove`
[INFO] [stderr]   --> src/lib.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn remove(&mut self, k: &K) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `"docker" "inspect" "8607a0edd298dfacce2af3189552eaaa43f5dad684e4364250e760b3d3d8b88a"`
[INFO] running `"docker" "rm" "-f" "8607a0edd298dfacce2af3189552eaaa43f5dad684e4364250e760b3d3d8b88a"`
[INFO] [stdout] 8607a0edd298dfacce2af3189552eaaa43f5dad684e4364250e760b3d3d8b88a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assoc_list/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 09d6078c4a547f9b058cb9d41c9fa57933eb6fe5300402e3cab3bd9de5f50c96
[INFO] running `"docker" "start" "-a" "09d6078c4a547f9b058cb9d41c9fa57933eb6fe5300402e3cab3bd9de5f50c96"`
[INFO] [stderr]    Compiling assoc_list v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `map`
[INFO] [stderr]   --> src/lib.rs:60:9
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let map: AssocList<String, String> = AssocList::new();
[INFO] [stderr]    |         ^^^ help: consider prefixing with an underscore: `_map`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "09d6078c4a547f9b058cb9d41c9fa57933eb6fe5300402e3cab3bd9de5f50c96"`
[INFO] running `"docker" "rm" "-f" "09d6078c4a547f9b058cb9d41c9fa57933eb6fe5300402e3cab3bd9de5f50c96"`
[INFO] [stdout] 09d6078c4a547f9b058cb9d41c9fa57933eb6fe5300402e3cab3bd9de5f50c96
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/assoc_list/0.1.0:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 6ef52cd77cc7c37be0c53c3acfde382dd82e2452413c7405f2d0c1b6acd3b8d8
[INFO] running `"docker" "start" "-a" "6ef52cd77cc7c37be0c53c3acfde382dd82e2452413c7405f2d0c1b6acd3b8d8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/assoc_list-1eaf246b0d53d055
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test contains_key_works ... ok
[INFO] [stdout] test get_works ... ok
[INFO] [stdout] test insert_works ... ok
[INFO] [stdout] test index_works ... ok
[INFO] [stdout] test len_works ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test remove_works ... 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 assoc_list
[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" "6ef52cd77cc7c37be0c53c3acfde382dd82e2452413c7405f2d0c1b6acd3b8d8"`
[INFO] running `"docker" "rm" "-f" "6ef52cd77cc7c37be0c53c3acfde382dd82e2452413c7405f2d0c1b6acd3b8d8"`
[INFO] [stdout] 6ef52cd77cc7c37be0c53c3acfde382dd82e2452413c7405f2d0c1b6acd3b8d8