[INFO] fetching crate flowclib 0.2.0...
[INFO] extracting crate flowclib 0.2.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/flowclib/0.2.0
[INFO] extracting crate flowclib 0.2.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flowclib/0.2.0
[INFO] validating manifest of flowclib-0.2.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of flowclib-0.2.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing flowclib-0.2.0
[INFO] finished frobbing flowclib-0.2.0
[INFO] frobbed toml for flowclib-0.2.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/flowclib/0.2.0/Cargo.toml
[INFO] started frobbing flowclib-0.2.0
[INFO] finished frobbing flowclib-0.2.0
[INFO] frobbed toml for flowclib-0.2.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flowclib/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flowrlib v0.2.0
[INFO] [stderr]   Downloaded flowstdlib v0.2.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] building flowclib-0.2.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flowclib/0.2.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] 5bcc81d3996262f85adbc6bffcb626ea9982c7f391589fe676a9223bbf4a2f95
[INFO] running `"docker" "start" "-a" "5bcc81d3996262f85adbc6bffcb626ea9982c7f391589fe676a9223bbf4a2f95"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling flowstdlib v0.2.0
[INFO] [stderr]    Compiling flowrlib v0.2.0
[INFO] [stderr]    Compiling url v1.6.1
[INFO] [stderr]    Compiling flowclib v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | const TOML: &Loader = &FlowTomelLoader as &Loader;
[INFO] [stderr]   |              ^^^^^^ help: use `dyn`: `dyn Loader`
[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/loader/loader_helper.rs:6:44
[INFO] [stderr]   |
[INFO] [stderr] 6 | const TOML: &Loader = &FlowTomelLoader as &Loader;
[INFO] [stderr]   |                                            ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:7:14
[INFO] [stderr]   |
[INFO] [stderr] 7 | const YAML: &Loader = &FlowYamlLoader as &Loader;
[INFO] [stderr]   |              ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 | const YAML: &Loader = &FlowYamlLoader as &Loader;
[INFO] [stderr]   |                                           ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:9:49
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn get_loader(url: &Url) -> Result<&'static Loader, String> {
[INFO] [stderr]   |                                                 ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 | const FILE_PROVIDER: &Provider = &FileProvider as &Provider;
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:10:52
[INFO] [stderr]    |
[INFO] [stderr] 10 | const FILE_PROVIDER: &Provider = &FileProvider as &Provider;
[INFO] [stderr]    |                                                    ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | const HTTP_PROVIDER: &Provider = &HttpProvider as &Provider;
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:11:52
[INFO] [stderr]    |
[INFO] [stderr] 11 | const HTTP_PROVIDER: &Provider = &HttpProvider as &Provider;
[INFO] [stderr]    |                                                    ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn get_provider(url: &Url) -> Result<&'static Provider, String> {
[INFO] [stderr]    |                                               ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compile.rs:122:73
[INFO] [stderr]     |
[INFO] [stderr] 122 |                           connection_table: Vec<Connection>) -> Vec<Box<Runnable>> {
[INFO] [stderr]     |                                                                         ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compile.rs:125:35
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let mut runnables = Vec::<Box<Runnable>>::new();
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/generator/runnables_gen.rs:23:51
[INFO] [stderr]    |
[INFO] [stderr] 23 |                                runnables: Vec<Box<Runnable>>) -> Result<String> {
[INFO] [stderr]    |                                                   ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/generator/code_gen.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 |                 runnables: Vec<Box<Runnable>>) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `"docker" "inspect" "5bcc81d3996262f85adbc6bffcb626ea9982c7f391589fe676a9223bbf4a2f95"`
[INFO] running `"docker" "rm" "-f" "5bcc81d3996262f85adbc6bffcb626ea9982c7f391589fe676a9223bbf4a2f95"`
[INFO] [stdout] 5bcc81d3996262f85adbc6bffcb626ea9982c7f391589fe676a9223bbf4a2f95
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/flowclib/0.2.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 331093032cb61de1ef1236c197d4a4c12df3df8d7e81498c84ac22228c122f03
[INFO] running `"docker" "start" "-a" "331093032cb61de1ef1236c197d4a4c12df3df8d7e81498c84ac22228c122f03"`
[INFO] [stderr]    Compiling flowclib v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:6:14
[INFO] [stderr]   |
[INFO] [stderr] 6 | const TOML: &Loader = &FlowTomelLoader as &Loader;
[INFO] [stderr]   |              ^^^^^^ help: use `dyn`: `dyn Loader`
[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/loader/loader_helper.rs:6:44
[INFO] [stderr]   |
[INFO] [stderr] 6 | const TOML: &Loader = &FlowTomelLoader as &Loader;
[INFO] [stderr]   |                                            ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:7:14
[INFO] [stderr]   |
[INFO] [stderr] 7 | const YAML: &Loader = &FlowYamlLoader as &Loader;
[INFO] [stderr]   |              ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:7:43
[INFO] [stderr]   |
[INFO] [stderr] 7 | const YAML: &Loader = &FlowYamlLoader as &Loader;
[INFO] [stderr]   |                                           ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/loader/loader_helper.rs:9:49
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn get_loader(url: &Url) -> Result<&'static Loader, String> {
[INFO] [stderr]   |                                                 ^^^^^^ help: use `dyn`: `dyn Loader`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:10:23
[INFO] [stderr]    |
[INFO] [stderr] 10 | const FILE_PROVIDER: &Provider = &FileProvider as &Provider;
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:10:52
[INFO] [stderr]    |
[INFO] [stderr] 10 | const FILE_PROVIDER: &Provider = &FileProvider as &Provider;
[INFO] [stderr]    |                                                    ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:11:23
[INFO] [stderr]    |
[INFO] [stderr] 11 | const HTTP_PROVIDER: &Provider = &HttpProvider as &Provider;
[INFO] [stderr]    |                       ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:11:52
[INFO] [stderr]    |
[INFO] [stderr] 11 | const HTTP_PROVIDER: &Provider = &HttpProvider as &Provider;
[INFO] [stderr]    |                                                    ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/provider.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 | fn get_provider(url: &Url) -> Result<&'static Provider, String> {
[INFO] [stderr]    |                                               ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/file_provider.rs:97:24
[INFO] [stderr]    |
[INFO] [stderr] 97 |         let provider :&Provider = &FileProvider;
[INFO] [stderr]    |                        ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/http_provider.rs:57:24
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let provider: &Provider = &HttpProvider;
[INFO] [stderr]    |                        ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/content/http_provider.rs:65:24
[INFO] [stderr]    |
[INFO] [stderr] 65 |         let provider: &Provider = &HttpProvider;
[INFO] [stderr]    |                        ^^^^^^^^ help: use `dyn`: `dyn Provider`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compile.rs:122:73
[INFO] [stderr]     |
[INFO] [stderr] 122 |                           connection_table: Vec<Connection>) -> Vec<Box<Runnable>> {
[INFO] [stderr]     |                                                                         ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/compiler/compile.rs:125:35
[INFO] [stderr]     |
[INFO] [stderr] 125 |     let mut runnables = Vec::<Box<Runnable>>::new();
[INFO] [stderr]     |                                   ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/generator/runnables_gen.rs:23:51
[INFO] [stderr]    |
[INFO] [stderr] 23 |                                runnables: Vec<Box<Runnable>>) -> Result<String> {
[INFO] [stderr]    |                                                   ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/compiler/generator/code_gen.rs:15:36
[INFO] [stderr]    |
[INFO] [stderr] 15 |                 runnables: Vec<Box<Runnable>>) -> Result<()> {
[INFO] [stderr]    |                                    ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.79s
[INFO] running `"docker" "inspect" "331093032cb61de1ef1236c197d4a4c12df3df8d7e81498c84ac22228c122f03"`
[INFO] running `"docker" "rm" "-f" "331093032cb61de1ef1236c197d4a4c12df3df8d7e81498c84ac22228c122f03"`
[INFO] [stdout] 331093032cb61de1ef1236c197d4a4c12df3df8d7e81498c84ac22228c122f03