[INFO] crate twitter_privacy 0.1.0 is already in cache
[INFO] extracting crate twitter_privacy 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/twitter_privacy/0.1.0
[INFO] extracting crate twitter_privacy 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/twitter_privacy/0.1.0
[INFO] validating manifest of twitter_privacy-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 twitter_privacy-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 twitter_privacy-0.1.0
[INFO] finished frobbing twitter_privacy-0.1.0
[INFO] frobbed toml for twitter_privacy-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/twitter_privacy/0.1.0/Cargo.toml
[INFO] started frobbing twitter_privacy-0.1.0
[INFO] finished frobbing twitter_privacy-0.1.0
[INFO] frobbed toml for twitter_privacy-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/twitter_privacy/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] testing twitter_privacy-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-4/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/twitter_privacy/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] 59c5e01626dabe93b50fb6d5f7de5bb9edc98f7c87c1579263d985ccf8c46eaf
[INFO] running `"docker" "start" "-a" "59c5e01626dabe93b50fb6d5f7de5bb9edc98f7c87c1579263d985ccf8c46eaf"`
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling pretty_env_logger v0.3.1
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling dotenv v0.13.0
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha-1 v0.4.1
[INFO] [stderr]    Compiling egg-mode v0.12.0
[INFO] [stderr]    Compiling twitter_privacy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:82:35
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn clear_user_timelines(api: &mut TwitterAPI, preserve_days: i64) -> Result<(), Errors> {
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:84:32
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let user_tl = |c_api: &mut TwitterAPI| c_api.user_timeline_next_page();
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:94:33
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let likes_tl = |c_api: &mut TwitterAPI| c_api.likes_timeline_next_page();
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:128:19
[INFO] [stderr]     |
[INFO] [stderr] 128 |     F: FnMut(&mut TwitterAPI) -> Result<Vec<Tweet>, APIError>,
[INFO] [stderr]     |                   ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:129:19
[INFO] [stderr]     |
[INFO] [stderr] 129 |     G: FnMut(&mut TwitterAPI, &Tweet) -> Result<(), Errors> + 'a,
[INFO] [stderr]     |                   ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:123:15
[INFO] [stderr]     |
[INFO] [stderr] 123 |     api: &mut TwitterAPI,
[INFO] [stderr]     |               ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | fn default_maintenance_action(api: &mut TwitterAPI, tweet: &Tweet) -> Result<(), Errors> {
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.64s
[INFO] running `"docker" "inspect" "59c5e01626dabe93b50fb6d5f7de5bb9edc98f7c87c1579263d985ccf8c46eaf"`
[INFO] running `"docker" "rm" "-f" "59c5e01626dabe93b50fb6d5f7de5bb9edc98f7c87c1579263d985ccf8c46eaf"`
[INFO] [stdout] 59c5e01626dabe93b50fb6d5f7de5bb9edc98f7c87c1579263d985ccf8c46eaf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/twitter_privacy/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] 56e8ddfcab4135ffa15992c5b9c75d2a6abeef365f4ab55d32f4ed2e2b3e488d
[INFO] running `"docker" "start" "-a" "56e8ddfcab4135ffa15992c5b9c75d2a6abeef365f4ab55d32f4ed2e2b3e488d"`
[INFO] [stderr]    Compiling pretty_assertions v0.5.1
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling twitter_privacy v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:82:35
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn clear_user_timelines(api: &mut TwitterAPI, preserve_days: i64) -> Result<(), Errors> {
[INFO] [stderr]    |                                   ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:84:32
[INFO] [stderr]    |
[INFO] [stderr] 84 |     let user_tl = |c_api: &mut TwitterAPI| c_api.user_timeline_next_page();
[INFO] [stderr]    |                                ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:94:33
[INFO] [stderr]    |
[INFO] [stderr] 94 |     let likes_tl = |c_api: &mut TwitterAPI| c_api.likes_timeline_next_page();
[INFO] [stderr]    |                                 ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:128:19
[INFO] [stderr]     |
[INFO] [stderr] 128 |     F: FnMut(&mut TwitterAPI) -> Result<Vec<Tweet>, APIError>,
[INFO] [stderr]     |                   ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:129:19
[INFO] [stderr]     |
[INFO] [stderr] 129 |     G: FnMut(&mut TwitterAPI, &Tweet) -> Result<(), Errors> + 'a,
[INFO] [stderr]     |                   ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:123:15
[INFO] [stderr]     |
[INFO] [stderr] 123 |     api: &mut TwitterAPI,
[INFO] [stderr]     |               ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | fn default_maintenance_action(api: &mut TwitterAPI, tweet: &Tweet) -> Result<(), Errors> {
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:290:37
[INFO] [stderr]     |
[INFO] [stderr] 290 |             let dataset = |_a: &mut TwitterAPI| Err(err.clone());
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:291:36
[INFO] [stderr]     |
[INFO] [stderr] 291 |             let action = |_a: &mut TwitterAPI, _t: &Tweet| Ok(());
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:307:37
[INFO] [stderr]     |
[INFO] [stderr] 307 |             let dataset = |_a: &mut TwitterAPI| Ok(tweet_vector.clone());
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:308:36
[INFO] [stderr]     |
[INFO] [stderr] 308 |             let action = |_a: &mut TwitterAPI, _t: &Tweet| Err(err.clone());
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:321:37
[INFO] [stderr]     |
[INFO] [stderr] 321 |             let dataset = |_a: &mut TwitterAPI| Ok(Vec::new());
[INFO] [stderr]     |                                     ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:322:36
[INFO] [stderr]     |
[INFO] [stderr] 322 |             let action = |_a: &mut TwitterAPI, _t: &Tweet| Ok(());
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:336:41
[INFO] [stderr]     |
[INFO] [stderr] 336 |                 let dataset = |_a: &mut TwitterAPI| {
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:342:40
[INFO] [stderr]     |
[INFO] [stderr] 342 |                 let action = |_a: &mut TwitterAPI, _t: &Tweet| {
[INFO] [stderr]     |                                        ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:358:41
[INFO] [stderr]     |
[INFO] [stderr] 358 |                 let dataset = |_a: &mut TwitterAPI| {
[INFO] [stderr]     |                                         ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:364:40
[INFO] [stderr]     |
[INFO] [stderr] 364 |                 let action = |_a: &mut TwitterAPI, _t: &Tweet| {
[INFO] [stderr]     |                                        ^^^^^^^^^^ help: use `dyn`: `dyn TwitterAPI`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.26s
[INFO] running `"docker" "inspect" "56e8ddfcab4135ffa15992c5b9c75d2a6abeef365f4ab55d32f4ed2e2b3e488d"`
[INFO] running `"docker" "rm" "-f" "56e8ddfcab4135ffa15992c5b9c75d2a6abeef365f4ab55d32f4ed2e2b3e488d"`
[INFO] [stdout] 56e8ddfcab4135ffa15992c5b9c75d2a6abeef365f4ab55d32f4ed2e2b3e488d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/twitter_privacy/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] 7ddd716741437ce4da871b814139d756e74256f39a466edc75f67f90fd16ec15
[INFO] running `"docker" "start" "-a" "7ddd716741437ce4da871b814139d756e74256f39a466edc75f67f90fd16ec15"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/twitter_privacy-492db0eabd685385
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test tests::clear_user_timeline::propagates_errors_from_likes_tl ... ok
[INFO] [stdout] test tests::clear_user_timeline::propagates_errors_from_user_tl ... ok
[INFO] [stdout] test tests::default_maintenance_action::calls_expected_methods_if_liked ... ok
[INFO] [stdout] test tests::default_maintenance_action::propagates_erase_api_errors ... ok
[INFO] [stdout] test tests::clear_user_timeline::calls_expected_methods_in_api ... ok
[INFO] [stdout] test tests::default_maintenance_action::calls_expected_methods_if_retweeted ... ok
[INFO] [stdout] test tests::default_maintenance_action::calls_expected_methods_if_all ... ok
[INFO] [stdout] test tests::default_maintenance_action::propagates_unretweet_api_errors ... ok
[INFO] [stdout] test tests::default_maintenance_action::propagates_unlike_api_errors ... ok
[INFO] [stdout] test tests::process_timeline::propagates_dataset_errors ... ok
[INFO] [stdout] test tests::is_erasable::work_on_dates_as_expected ... ok
[INFO] [stdout] test config::tests::for_not_present ... ok
[INFO] [stdout] test tests::process_timeline::returns_ok_on_empty_dataset ... ok
[INFO] [stdout] test tests::process_timeline::propagates_action_errors ... ok
[INFO] [stdout] test config::tests::for_not_unicode ... ok
[INFO] [stdout] test tests::process_timeline::consumes_full_dataset ... ok
[INFO] [stdout] test tests::process_timeline::only_calls_action_for_tweets_within_expected_time_window ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-04fa08b8289a2da4
[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 twitter_privacy
[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" "7ddd716741437ce4da871b814139d756e74256f39a466edc75f67f90fd16ec15"`
[INFO] running `"docker" "rm" "-f" "7ddd716741437ce4da871b814139d756e74256f39a466edc75f67f90fd16ec15"`
[INFO] [stdout] 7ddd716741437ce4da871b814139d756e74256f39a466edc75f67f90fd16ec15