[INFO] updating cached repository ADAIN/rust-study
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ADAIN/rust-study
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ADAIN/rust-study" "work/ex/beta-1.38-1/sources/1.37.0/gh/ADAIN/rust-study"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ADAIN/rust-study'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ADAIN/rust-study" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ADAIN/rust-study"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ADAIN/rust-study'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a0e5f8c9d5646ad2e7e85adbfd526a325466107a
[INFO] sha for GitHub repo ADAIN/rust-study: a0e5f8c9d5646ad2e7e85adbfd526a325466107a
[INFO] validating manifest of ADAIN/rust-study 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 ADAIN/rust-study 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 ADAIN/rust-study
[INFO] finished frobbing ADAIN/rust-study
[INFO] frobbed toml for ADAIN/rust-study written to work/ex/beta-1.38-1/sources/1.37.0/gh/ADAIN/rust-study/Cargo.toml
[INFO] started frobbing ADAIN/rust-study
[INFO] finished frobbing ADAIN/rust-study
[INFO] frobbed toml for ADAIN/rust-study written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ADAIN/rust-study/Cargo.toml
[INFO] crate ADAIN/rust-study already has a lockfile, it will not be regenerated
[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 ADAIN/rust-study 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-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ADAIN/rust-study:/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] ab06cff9d42883fe4c694f496df0c5355d68cb0819741477f54e549502f21396
[INFO] running `"docker" "start" "-a" "ab06cff9d42883fe4c694f496df0c5355d68cb0819741477f54e549502f21396"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling rust_study v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering::AcqRel`
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::atomic::Ordering::AcqRel;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:29
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub components: Vec<Box<Draw>>
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Draw`
[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:118:47
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn request_review(self: Box<Self>) -> Box<State>;
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:119:40
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn approve(self: Box<Self>) -> Box<State>;
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:130:47
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn request_review(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:134:40
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn approve(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:141:47
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn request_review(self: Box<Self>) -> Box<State>{
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:145:40
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn approve(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn request_review(self: Box<Self>) -> Box<State>{
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:155:40
[INFO] [stderr]     |
[INFO] [stderr] 155 |     fn approve(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:23
[INFO] [stderr]     |
[INFO] [stderr] 165 |     state: Option<Box<State>>,
[INFO] [stderr]     |                       ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stderr]    --> src/lib.rs:120:27
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stderr]     |                           ^^^^ help: consider prefixing with an underscore: `_post`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `value`
[INFO] [stderr]   --> src/lib.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     value: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `print_and_return_10`
[INFO] [stderr]    --> src/lib.rs:112:1
[INFO] [stderr]     |
[INFO] [stderr] 112 | fn print_and_return_10(a: i32) -> i32 {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/webserver.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.61s
[INFO] running `"docker" "inspect" "ab06cff9d42883fe4c694f496df0c5355d68cb0819741477f54e549502f21396"`
[INFO] running `"docker" "rm" "-f" "ab06cff9d42883fe4c694f496df0c5355d68cb0819741477f54e549502f21396"`
[INFO] [stdout] ab06cff9d42883fe4c694f496df0c5355d68cb0819741477f54e549502f21396
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ADAIN/rust-study:/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] 80986edbd1f3b17948d59236eba7f5dc9453798ca052ea1210f6b9245c10b1b4
[INFO] running `"docker" "start" "-a" "80986edbd1f3b17948d59236eba7f5dc9453798ca052ea1210f6b9245c10b1b4"`
[INFO] [stderr]    Compiling rust_study v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/webserver.rs:47:16
[INFO] [stderr]    |
[INFO] [stderr] 47 | type Job = Box<FnBox + Send + 'static>;
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox + Send + 'static`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering::AcqRel`
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use std::sync::atomic::Ordering::AcqRel;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:67:29
[INFO] [stderr]    |
[INFO] [stderr] 67 |     pub components: Vec<Box<Draw>>
[INFO] [stderr]    |                             ^^^^ help: use `dyn`: `dyn Draw`
[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:118:47
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn request_review(self: Box<Self>) -> Box<State>;
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:119:40
[INFO] [stderr]     |
[INFO] [stderr] 119 |     fn approve(self: Box<Self>) -> Box<State>;
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:130:47
[INFO] [stderr]     |
[INFO] [stderr] 130 |     fn request_review(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:134:40
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn approve(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:141:47
[INFO] [stderr]     |
[INFO] [stderr] 141 |     fn request_review(self: Box<Self>) -> Box<State>{
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:145:40
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn approve(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:151:47
[INFO] [stderr]     |
[INFO] [stderr] 151 |     fn request_review(self: Box<Self>) -> Box<State>{
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:155:40
[INFO] [stderr]     |
[INFO] [stderr] 155 |     fn approve(self: Box<Self>) -> Box<State> {
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:165:23
[INFO] [stderr]     |
[INFO] [stderr] 165 |     state: Option<Box<State>>,
[INFO] [stderr]     |                       ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `post`
[INFO] [stderr]    --> src/lib.rs:120:27
[INFO] [stderr]     |
[INFO] [stderr] 120 |     fn content<'a>(&self, post: &'a Post) -> &'a str {
[INFO] [stderr]     |                           ^^^^ help: consider prefixing with an underscore: `_post`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `value`
[INFO] [stderr]   --> src/lib.rs:91:5
[INFO] [stderr]    |
[INFO] [stderr] 91 |     value: u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "80986edbd1f3b17948d59236eba7f5dc9453798ca052ea1210f6b9245c10b1b4"`
[INFO] running `"docker" "rm" "-f" "80986edbd1f3b17948d59236eba7f5dc9453798ca052ea1210f6b9245c10b1b4"`
[INFO] [stdout] 80986edbd1f3b17948d59236eba7f5dc9453798ca052ea1210f6b9245c10b1b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ADAIN/rust-study:/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] db0bb3dca95718f6a72458057d2d9c02d310da8ccea497428652bf8d055d9222
[INFO] running `"docker" "start" "-a" "db0bb3dca95718f6a72458057d2d9c02d310da8ccea497428652bf8d055d9222"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_study-b842d4a6371b08ab
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests2::it_works ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::it_adds_two ... ok
[INFO] [stdout] test tests::print_and_return_will_pass ... ok
[INFO] [stdout] test tests::larger_can_hold_smaller ... ok
[INFO] [stdout] test tests::smaller_cannot_hold_larger ... ok
[INFO] [stdout] test tests::greater_than_100 ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_study-4c07e99356ad83a4
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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]      Running /opt/crater/target/debug/deps/integration_test-38e3c6468a05dc76
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test add_two_test_test_test ... ok
[INFO] [stderr]    Doc-tests rust_study
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_two (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "db0bb3dca95718f6a72458057d2d9c02d310da8ccea497428652bf8d055d9222"`
[INFO] running `"docker" "rm" "-f" "db0bb3dca95718f6a72458057d2d9c02d310da8ccea497428652bf8d055d9222"`
[INFO] [stdout] db0bb3dca95718f6a72458057d2d9c02d310da8ccea497428652bf8d055d9222