[INFO] crate counter 0.4.3 is already in cache
[INFO] extracting crate counter 0.4.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/counter/0.4.3
[INFO] extracting crate counter 0.4.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/counter/0.4.3
[INFO] validating manifest of counter-0.4.3 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 counter-0.4.3 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 counter-0.4.3
[INFO] finished frobbing counter-0.4.3
[INFO] frobbed toml for counter-0.4.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/counter/0.4.3/Cargo.toml
[INFO] started frobbing counter-0.4.3
[INFO] finished frobbing counter-0.4.3
[INFO] frobbed toml for counter-0.4.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/counter/0.4.3/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 counter-0.4.3 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/counter/0.4.3:/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 05b2a788b3fda939a3550bda5c19e942998dd881664aff1f4894f6a4608e82fc
[INFO] running `"docker" "start" "-a" "05b2a788b3fda939a3550bda5c19e942998dd881664aff1f4894f6a4608e82fc"`
[INFO] [stderr]    Compiling counter v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "05b2a788b3fda939a3550bda5c19e942998dd881664aff1f4894f6a4608e82fc"`
[INFO] running `"docker" "rm" "-f" "05b2a788b3fda939a3550bda5c19e942998dd881664aff1f4894f6a4608e82fc"`
[INFO] [stdout] 05b2a788b3fda939a3550bda5c19e942998dd881664aff1f4894f6a4608e82fc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/counter/0.4.3:/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6b82303e9daf3cb2bf7933653e58c451c43b07f81dbc50be1d25945e840d7af3
[INFO] running `"docker" "start" "-a" "6b82303e9daf3cb2bf7933653e58c451c43b07f81dbc50be1d25945e840d7af3"`
[INFO] [stderr]    Compiling counter v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `"docker" "inspect" "6b82303e9daf3cb2bf7933653e58c451c43b07f81dbc50be1d25945e840d7af3"`
[INFO] running `"docker" "rm" "-f" "6b82303e9daf3cb2bf7933653e58c451c43b07f81dbc50be1d25945e840d7af3"`
[INFO] [stdout] 6b82303e9daf3cb2bf7933653e58c451c43b07f81dbc50be1d25945e840d7af3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/counter/0.4.3:/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 23255d1b258540808cbc8697d9a4df7c6484e4a95b4c978f088a4c4742a9fb4e
[INFO] running `"docker" "start" "-a" "23255d1b258540808cbc8697d9a4df7c6484e4a95b4c978f088a4c4742a9fb4e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/counter-4cfd6dac1c129f1a
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::test_creation ... ok
[INFO] [stdout] test tests::test_collect ... ok
[INFO] [stdout] test tests::test_add_update_iterable ... ok
[INFO] [stdout] test tests::test_count_minimal_type ... ok
[INFO] [stdout] test tests::test_composite_add_sub ... ok
[INFO] [stdout] test tests::test_add_update_counter ... ok
[INFO] [stdout] test tests::test_delete_key_from_backing_map ... ok
[INFO] [stdout] test tests::test_add ... ok
[INFO] [stdout] test tests::test_from_iter_tuple_with_duplicates ... ok
[INFO] [stdout] test tests::test_from_iter_tuple ... ok
[INFO] [stdout] test tests::test_most_common ... ok
[INFO] [stdout] test tests::test_intersection ... ok
[INFO] [stdout] test tests::test_from_iter_simple ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker ... ok
[INFO] [stdout] test tests::test_most_common_tiebreaker_reversed ... ok
[INFO] [stdout] test tests::test_sub_update_iterable ... ok
[INFO] [stdout] test tests::test_non_usize_count ... ok
[INFO] [stdout] test tests::test_sub ... ok
[INFO] [stdout] test tests::test_update ... ok
[INFO] [stdout] test tests::test_union ... ok
[INFO] [stdout] test tests::test_subtract ... ok
[INFO] [stdout] test tests::test_sub_update_counter ... ok
[INFO] [stdout] test tests::test_most_common_ordered ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests counter
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test src/lib.rs -  (line 33) ... ok
[INFO] [stdout] test src/lib.rs -  (line 58) ... ok
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] test src/lib.rs -  (line 9) ... ok
[INFO] [stdout] test src/lib.rs -  (line 71) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::add (line 323) ... ok
[INFO] [stdout] test src/lib.rs -  (line 113) ... ok
[INFO] [stdout] test src/lib.rs -  (line 44) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::add (line 541) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::add_assign (line 516) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::add_assign (line 293) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::bitor (line 464) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::from_iter (line 635) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::most_common_ordered (line 273) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::from_iter (line 614) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::bitand (line 422) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::sub (line 394) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::most_common (line 216) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::most_common_tiebreaker (line 236) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::sub_assign (line 566) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::sub (line 590) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::sub_assign (line 351) ... ok
[INFO] [stdout] test src/lib.rs - Counter<T, N>::subtract (line 182) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "23255d1b258540808cbc8697d9a4df7c6484e4a95b4c978f088a4c4742a9fb4e"`
[INFO] running `"docker" "rm" "-f" "23255d1b258540808cbc8697d9a4df7c6484e4a95b4c978f088a4c4742a9fb4e"`
[INFO] [stdout] 23255d1b258540808cbc8697d9a4df7c6484e4a95b4c978f088a4c4742a9fb4e