[INFO] crate cucumber 0.3.1 is already in cache
[INFO] extracting crate cucumber 0.3.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/cucumber/0.3.1
[INFO] extracting crate cucumber 0.3.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/cucumber/0.3.1
[INFO] validating manifest of cucumber-0.3.1 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cucumber-0.3.1 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cucumber-0.3.1
[INFO] removed 0 missing tests
[INFO] finished frobbing cucumber-0.3.1
[INFO] frobbed toml for cucumber-0.3.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/cucumber/0.3.1/Cargo.toml
[INFO] started frobbing cucumber-0.3.1
[INFO] removed 0 missing tests
[INFO] finished frobbing cucumber-0.3.1
[INFO] frobbed toml for cucumber-0.3.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/cucumber/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cucumber-0.3.1 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/cucumber/0.3.1:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 524d890c9153626bbdedcf17e4bb1756baaddb88a5db274f0c893e1da843e6d7
[INFO] running `"docker" "start" "-a" "524d890c9153626bbdedcf17e4bb1756baaddb88a5db274f0c893e1da843e6d7"`
[INFO] [stderr]    Compiling itertools v0.4.19
[INFO] [stderr]    Compiling cucumber v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub type Step<World> = Box<SendableStep<World, Output = InvokeResponse>>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SendableStep<World, Output = InvokeResponse>`
[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/definitions/registration.rs:8:34
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type SimpleStep<World> = Box<Fn(&Cucumber<World>, &mut World, Vec<InvokeArgument>) + Send>;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Cucumber<World>, &mut World, Vec<InvokeArgument>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:19:26
[INFO] [stderr]    |
[INFO] [stderr] 19 |   registrar_fns: Vec<&'a Fn(&mut CucumberRegistrar<W>)>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CucumberRegistrar<W>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |   registrar_fns: Vec<&'a Fn(&mut CucumberRegistrar<W>)>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:72:42
[INFO] [stderr]    |
[INFO] [stderr] 72 |                        registrars: &'a [&Fn(&mut CucumberRegistrar<W>)])
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CucumberRegistrar<W>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:72:50
[INFO] [stderr]    |
[INFO] [stderr] 72 |                        registrars: &'a [&Fn(&mut CucumberRegistrar<W>)])
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:80:38
[INFO] [stderr]    |
[INFO] [stderr] 80 |                       registrar: &'a Fn(&mut CucumberRegistrar<W>))
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CucumberRegistrar<W>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:80:46
[INFO] [stderr]    |
[INFO] [stderr] 80 |                       registrar: &'a Fn(&mut CucumberRegistrar<W>))
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/state.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub type Step<World> = Box<SendableStep<World, Output = InvokeResponse>>;
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn SendableStep<World, Output = InvokeResponse>`
[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/definitions/registration.rs:8:34
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub type SimpleStep<World> = Box<Fn(&Cucumber<World>, &mut World, Vec<InvokeArgument>) + Send>;
[INFO] [stderr]   |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Cucumber<World>, &mut World, Vec<InvokeArgument>) + Send`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:19:26
[INFO] [stderr]    |
[INFO] [stderr] 19 |   registrar_fns: Vec<&'a Fn(&mut CucumberRegistrar<W>)>,
[INFO] [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CucumberRegistrar<W>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:19:34
[INFO] [stderr]    |
[INFO] [stderr] 19 |   registrar_fns: Vec<&'a Fn(&mut CucumberRegistrar<W>)>,
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:72:42
[INFO] [stderr]    |
[INFO] [stderr] 72 |                        registrars: &'a [&Fn(&mut CucumberRegistrar<W>)])
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CucumberRegistrar<W>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:72:50
[INFO] [stderr]    |
[INFO] [stderr] 72 |                        registrars: &'a [&Fn(&mut CucumberRegistrar<W>)])
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<W>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:80:38
[INFO] [stderr]    |
[INFO] [stderr] 80 |                       registrar: &'a Fn(&mut CucumberRegistrar<W>))
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&mut CucumberRegistrar<W>)`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/launcher.rs:80:46
[INFO] [stderr]    |
[INFO] [stderr] 80 |                       registrar: &'a Fn(&mut CucumberRegistrar<W>))
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<W>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/event/request.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]   --> src/event/request.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/event/request.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::ascii::AsciiExt;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ascii::AsciiExt`
[INFO] [stderr]   --> src/event/request.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::ascii::AsciiExt;
[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]  --> features/step_definitions/project_steps.rs:6:31
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn register_steps(c: &mut CucumberRegistrar<CucumberWorld>) {
[INFO] [stderr]   |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn CucumberRegistrar<CucumberWorld>`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `PathBuf`
[INFO] [stderr]  --> features/support/fs.rs:6:23
[INFO] [stderr]   |
[INFO] [stderr] 6 | use std::path::{Path, PathBuf};
[INFO] [stderr]   |                       ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> features/step_definitions/project_steps.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |       None => return panic!("There was no project to add steps to"),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> features/step_definitions/project_steps.rs:40:15
[INFO] [stderr]    |
[INFO] [stderr] 40 |       None => return panic!("There was no project to compile"),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> features/step_definitions/project_steps.rs:62:15
[INFO] [stderr]    |
[INFO] [stderr] 62 |       None => return panic!("There was no project to compile"),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `"docker" "inspect" "524d890c9153626bbdedcf17e4bb1756baaddb88a5db274f0c893e1da843e6d7"`
[INFO] running `"docker" "rm" "-f" "524d890c9153626bbdedcf17e4bb1756baaddb88a5db274f0c893e1da843e6d7"`
[INFO] [stdout] 524d890c9153626bbdedcf17e4bb1756baaddb88a5db274f0c893e1da843e6d7