[INFO] crate iron-error-router 0.3.0 is already in cache
[INFO] extracting crate iron-error-router 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/iron-error-router/0.3.0
[INFO] extracting crate iron-error-router 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iron-error-router/0.3.0
[INFO] validating manifest of iron-error-router-0.3.0 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 iron-error-router-0.3.0 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 iron-error-router-0.3.0
[INFO] finished frobbing iron-error-router-0.3.0
[INFO] frobbed toml for iron-error-router-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/iron-error-router/0.3.0/Cargo.toml
[INFO] started frobbing iron-error-router-0.3.0
[INFO] finished frobbing iron-error-router-0.3.0
[INFO] frobbed toml for iron-error-router-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iron-error-router/0.3.0/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 iron-error-router-0.3.0 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-6/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/iron-error-router/0.3.0:/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] 93cfce3ae3612cd84c063974ff12841bb9735561772191d9ccae1804012b7f81
[INFO] running `"docker" "start" "-a" "93cfce3ae3612cd84c063974ff12841bb9735561772191d9ccae1804012b7f81"`
[INFO] [stderr]    Compiling iron-error-router v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:32
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn clone_box(&self) -> Box<ModifierInner>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[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:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn clone_box(&self) -> Box<ModifierInner> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Modifier<Response> for Box<ModifierInner> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     AfterMiddleware(Box<iron::middleware::AfterMiddleware>),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::middleware::AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Modifier(Box<ModifierInner>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Handler(Box<iron::Handler>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::Handler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "93cfce3ae3612cd84c063974ff12841bb9735561772191d9ccae1804012b7f81"`
[INFO] running `"docker" "rm" "-f" "93cfce3ae3612cd84c063974ff12841bb9735561772191d9ccae1804012b7f81"`
[INFO] [stdout] 93cfce3ae3612cd84c063974ff12841bb9735561772191d9ccae1804012b7f81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/iron-error-router/0.3.0:/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] 1f97744ae41102f50dec94e5996515858898415da9c0dc862d62b2ca02a46771
[INFO] running `"docker" "start" "-a" "1f97744ae41102f50dec94e5996515858898415da9c0dc862d62b2ca02a46771"`
[INFO] [stderr]    Compiling iron-error-router v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]  --> examples/basic.rs:9:27
[INFO] [stderr]   |
[INFO] [stderr] 9 |         Ok(Response::with((status::NotFound)))
[INFO] [stderr]   |                           ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:12:32
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn clone_box(&self) -> Box<ModifierInner>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[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:17:32
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn clone_box(&self) -> Box<ModifierInner> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:24:33
[INFO] [stderr]    |
[INFO] [stderr] 24 | impl Modifier<Response> for Box<ModifierInner> {
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:29:25
[INFO] [stderr]    |
[INFO] [stderr] 29 |     AfterMiddleware(Box<iron::middleware::AfterMiddleware>),
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::middleware::AfterMiddleware`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:30:18
[INFO] [stderr]    |
[INFO] [stderr] 30 |     Modifier(Box<ModifierInner>),
[INFO] [stderr]    |                  ^^^^^^^^^^^^^ help: use `dyn`: `dyn ModifierInner`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |     Handler(Box<iron::Handler>),
[INFO] [stderr]    |                 ^^^^^^^^^^^^^ help: use `dyn`: `dyn iron::Handler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `"docker" "inspect" "1f97744ae41102f50dec94e5996515858898415da9c0dc862d62b2ca02a46771"`
[INFO] running `"docker" "rm" "-f" "1f97744ae41102f50dec94e5996515858898415da9c0dc862d62b2ca02a46771"`
[INFO] [stdout] 1f97744ae41102f50dec94e5996515858898415da9c0dc862d62b2ca02a46771
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/iron-error-router/0.3.0:/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] 79ede8fd9759222c52100d9cdaf47da4ca006457554f4d2b82d64e1f3407932f
[INFO] running `"docker" "start" "-a" "79ede8fd9759222c52100d9cdaf47da4ca006457554f4d2b82d64e1f3407932f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iron_error_router-cace28697c3b5227
[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 iron-error-router
[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" "79ede8fd9759222c52100d9cdaf47da4ca006457554f4d2b82d64e1f3407932f"`
[INFO] running `"docker" "rm" "-f" "79ede8fd9759222c52100d9cdaf47da4ca006457554f4d2b82d64e1f3407932f"`
[INFO] [stdout] 79ede8fd9759222c52100d9cdaf47da4ca006457554f4d2b82d64e1f3407932f