[INFO] fetching crate oxigen 1.4.3...
[INFO] extracting crate oxigen 1.4.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/oxigen/1.4.3
[INFO] extracting crate oxigen 1.4.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/oxigen/1.4.3
[INFO] validating manifest of oxigen-1.4.3 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 oxigen-1.4.3 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 oxigen-1.4.3
[INFO] finished frobbing oxigen-1.4.3
[INFO] frobbed toml for oxigen-1.4.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/oxigen/1.4.3/Cargo.toml
[INFO] started frobbing oxigen-1.4.3
[INFO] finished frobbing oxigen-1.4.3
[INFO] frobbed toml for oxigen-1.4.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/oxigen/1.4.3/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing oxigen-1.4.3 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-1/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/oxigen/1.4.3:/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] bb2dbbb1a322aa0df6271a7c370356b030ed10f27ec751d7b6cd413927813dcc
[INFO] running `"docker" "start" "-a" "bb2dbbb1a322aa0df6271a7c370356b030ed10f27ec751d7b6cd413927813dcc"`
[INFO] [stderr]    Compiling sled_sync v0.2.2
[INFO] [stderr]    Compiling historian v3.0.11
[INFO] [stderr]    Compiling oxigen v1.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |     mutation_rate: Box<MutationRate>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn MutationRate`
[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:75:25
[INFO] [stderr]    |
[INFO] [stderr] 75 |     selection_rate: Box<SelectionRate>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn SelectionRate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |     selection: Box<Selection>,
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Selection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:14
[INFO] [stderr]    |
[INFO] [stderr] 79 |     age: Box<Age>,
[INFO] [stderr]    |              ^^^ help: use `dyn`: `dyn Age`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:81:20
[INFO] [stderr]    |
[INFO] [stderr] 81 |     crossover: Box<Crossover<T, Ind>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Crossover<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:28
[INFO] [stderr]    |
[INFO] [stderr] 83 |     survival_pressure: Box<SurvivalPressure<T, Ind>>,
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SurvivalPressure<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:25
[INFO] [stderr]    |
[INFO] [stderr] 85 |     stop_criterion: Box<StopCriterion>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn StopCriterion`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:152:49
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn mutation_rate(mut self, new_mut: Box<MutationRate>) -> Self {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn MutationRate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn selection_rate(mut self, new_sel_rate: Box<SelectionRate>) -> Self {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn SelectionRate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:164:51
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub fn select_function(mut self, new_sel: Box<Selection>) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^ help: use `dyn`: `dyn Selection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:170:48
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub fn age_function(mut self, new_age: Box<Age>) -> Self {
[INFO] [stderr]     |                                                ^^^ help: use `dyn`: `dyn Age`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:176:56
[INFO] [stderr]     |
[INFO] [stderr] 176 |     pub fn crossover_function(mut self, new_cross: Box<Crossover<T, Ind>>) -> Self {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Crossover<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:182:63
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn survival_pressure_function(mut self, new_surv: Box<SurvivalPressure<T, Ind>>) -> Self {
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SurvivalPressure<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:188:51
[INFO] [stderr]     |
[INFO] [stderr] 188 |     pub fn stop_criterion(mut self, new_crit: Box<StopCriterion>) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn StopCriterion`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `"docker" "inspect" "bb2dbbb1a322aa0df6271a7c370356b030ed10f27ec751d7b6cd413927813dcc"`
[INFO] running `"docker" "rm" "-f" "bb2dbbb1a322aa0df6271a7c370356b030ed10f27ec751d7b6cd413927813dcc"`
[INFO] [stdout] bb2dbbb1a322aa0df6271a7c370356b030ed10f27ec751d7b6cd413927813dcc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/oxigen/1.4.3:/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] e262c382a479ac27c5c2eabdaf6025e8ba87b0a9e71a5c53996a531411539a58
[INFO] running `"docker" "start" "-a" "e262c382a479ac27c5c2eabdaf6025e8ba87b0a9e71a5c53996a531411539a58"`
[INFO] [stderr]    Compiling oxigen v1.4.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:73:24
[INFO] [stderr]    |
[INFO] [stderr] 73 |     mutation_rate: Box<MutationRate>,
[INFO] [stderr]    |                        ^^^^^^^^^^^^ help: use `dyn`: `dyn MutationRate`
[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:75:25
[INFO] [stderr]    |
[INFO] [stderr] 75 |     selection_rate: Box<SelectionRate>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn SelectionRate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:77:20
[INFO] [stderr]    |
[INFO] [stderr] 77 |     selection: Box<Selection>,
[INFO] [stderr]    |                    ^^^^^^^^^ help: use `dyn`: `dyn Selection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:79:14
[INFO] [stderr]    |
[INFO] [stderr] 79 |     age: Box<Age>,
[INFO] [stderr]    |              ^^^ help: use `dyn`: `dyn Age`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:81:20
[INFO] [stderr]    |
[INFO] [stderr] 81 |     crossover: Box<Crossover<T, Ind>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Crossover<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:28
[INFO] [stderr]    |
[INFO] [stderr] 83 |     survival_pressure: Box<SurvivalPressure<T, Ind>>,
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SurvivalPressure<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:85:25
[INFO] [stderr]    |
[INFO] [stderr] 85 |     stop_criterion: Box<StopCriterion>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^ help: use `dyn`: `dyn StopCriterion`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:152:49
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn mutation_rate(mut self, new_mut: Box<MutationRate>) -> Self {
[INFO] [stderr]     |                                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn MutationRate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:158:55
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn selection_rate(mut self, new_sel_rate: Box<SelectionRate>) -> Self {
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^ help: use `dyn`: `dyn SelectionRate`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:164:51
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub fn select_function(mut self, new_sel: Box<Selection>) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^ help: use `dyn`: `dyn Selection`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:170:48
[INFO] [stderr]     |
[INFO] [stderr] 170 |     pub fn age_function(mut self, new_age: Box<Age>) -> Self {
[INFO] [stderr]     |                                                ^^^ help: use `dyn`: `dyn Age`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:176:56
[INFO] [stderr]     |
[INFO] [stderr] 176 |     pub fn crossover_function(mut self, new_cross: Box<Crossover<T, Ind>>) -> Self {
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Crossover<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:182:63
[INFO] [stderr]     |
[INFO] [stderr] 182 |     pub fn survival_pressure_function(mut self, new_surv: Box<SurvivalPressure<T, Ind>>) -> Self {
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SurvivalPressure<T, Ind>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:188:51
[INFO] [stderr]     |
[INFO] [stderr] 188 |     pub fn stop_criterion(mut self, new_crit: Box<StopCriterion>) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^ help: use `dyn`: `dyn StopCriterion`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "e262c382a479ac27c5c2eabdaf6025e8ba87b0a9e71a5c53996a531411539a58"`
[INFO] running `"docker" "rm" "-f" "e262c382a479ac27c5c2eabdaf6025e8ba87b0a9e71a5c53996a531411539a58"`
[INFO] [stdout] e262c382a479ac27c5c2eabdaf6025e8ba87b0a9e71a5c53996a531411539a58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/oxigen/1.4.3:/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] 0313181ea4df410eadb5bed94ec7d2fe4cc0f3f016dee36fb1333348cc0bf722
[INFO] running `"docker" "start" "-a" "0313181ea4df410eadb5bed94ec7d2fe4cc0f3f016dee36fb1333348cc0bf722"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/oxigen-027a6fe2fd86da27
[INFO] [stderr]    Doc-tests oxigen
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/age.rs - age::Age::age_unfitness (line 15) ... ignored
[INFO] [stdout] test src/age.rs - age::Age::age_unfitness (line 18) ... ignored
[INFO] [stdout] test src/age.rs - age::Age::age_unfitness (line 21) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0313181ea4df410eadb5bed94ec7d2fe4cc0f3f016dee36fb1333348cc0bf722"`
[INFO] running `"docker" "rm" "-f" "0313181ea4df410eadb5bed94ec7d2fe4cc0f3f016dee36fb1333348cc0bf722"`
[INFO] [stdout] 0313181ea4df410eadb5bed94ec7d2fe4cc0f3f016dee36fb1333348cc0bf722