Aug 31 23:49:21.874 INFO checking json-codec-0.5.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 23:49:21.874 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 23:49:21.874 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 23:49:22.037 INFO blam! 3016359aeb06a470fcf94e8e60f0fe1be6fe14affdb09e35566c7de990cc27c0
Aug 31 23:49:22.039 INFO running `"docker" "start" "-a" "3016359aeb06a470fcf94e8e60f0fe1be6fe14affdb09e35566c7de990cc27c0"`
Aug 31 23:49:22.915 INFO kablam!     Checking json-codec v0.5.0 (file:///source)
Aug 31 23:49:26.163 INFO kablam! error[E0599]: no method named `gen_range` found for type `&mut G` in the current scope
Aug 31 23:49:26.163 INFO kablam!    --> tests/properties.rs:132:13
Aug 31 23:49:26.163 INFO kablam!     |
Aug 31 23:49:26.163 INFO kablam! 132 |     match g.gen_range(1, 8) {
Aug 31 23:49:26.163 INFO kablam!     |             ^^^^^^^^^
Aug 31 23:49:26.163 INFO kablam!     |
Aug 31 23:49:26.163 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 31 23:49:26.164 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 31 23:49:26.164 INFO kablam!     |
Aug 31 23:49:26.164 INFO kablam! 4   | use rand::Rng;
Aug 31 23:49:26.164 INFO kablam!     |
Aug 31 23:49:26.164 INFO kablam! 
Aug 31 23:49:26.166 INFO kablam! error[E0599]: no method named `gen` found for type `&mut G` in the current scope
Aug 31 23:49:26.166 INFO kablam!    --> tests/properties.rs:135:29
Aug 31 23:49:26.166 INFO kablam!     |
Aug 31 23:49:26.166 INFO kablam! 135 |         3 => Json::Number(g.gen()),
Aug 31 23:49:26.166 INFO kablam!     |                             ^^^
Aug 31 23:49:26.166 INFO kablam!     |
Aug 31 23:49:26.166 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 31 23:49:26.166 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 31 23:49:26.166 INFO kablam!     |
Aug 31 23:49:26.166 INFO kablam! 4   | use rand::Rng;
Aug 31 23:49:26.166 INFO kablam!     |
Aug 31 23:49:26.166 INFO kablam! 
Aug 31 23:49:26.181 INFO kablam! error[E0599]: no method named `gen_range` found for type `&mut G` in the current scope
Aug 31 23:49:26.181 INFO kablam!    --> tests/properties.rs:154:21
Aug 31 23:49:26.181 INFO kablam!     |
Aug 31 23:49:26.182 INFO kablam! 154 |     let     len = g.gen_range(0, 64);
Aug 31 23:49:26.182 INFO kablam!     |                     ^^^^^^^^^
Aug 31 23:49:26.182 INFO kablam!     |
Aug 31 23:49:26.182 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 31 23:49:26.182 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 31 23:49:26.182 INFO kablam!     |
Aug 31 23:49:26.182 INFO kablam! 4   | use rand::Rng;
Aug 31 23:49:26.182 INFO kablam!     |
Aug 31 23:49:26.182 INFO kablam! 
Aug 31 23:49:26.190 INFO kablam! error[E0599]: no method named `gen_range` found for type `&mut G` in the current scope
Aug 31 23:49:26.190 INFO kablam!    --> tests/properties.rs:163:21
Aug 31 23:49:26.190 INFO kablam!     |
Aug 31 23:49:26.190 INFO kablam! 163 |     let     len = g.gen_range(0, 64);
Aug 31 23:49:26.190 INFO kablam!     |                     ^^^^^^^^^
Aug 31 23:49:26.190 INFO kablam!     |
Aug 31 23:49:26.191 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 31 23:49:26.191 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 31 23:49:26.191 INFO kablam!     |
Aug 31 23:49:26.191 INFO kablam! 4   | use rand::Rng;
Aug 31 23:49:26.191 INFO kablam!     |
Aug 31 23:49:26.191 INFO kablam! 
Aug 31 23:49:26.204 INFO kablam! error: aborting due to 4 previous errors
Aug 31 23:49:26.204 INFO kablam! 
Aug 31 23:49:26.204 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Aug 31 23:49:26.218 INFO kablam! error: Could not compile `json-codec`.
Aug 31 23:49:26.218 INFO kablam! 
Aug 31 23:49:26.218 INFO kablam! To learn more, run the command again with --verbose.
Aug 31 23:49:26.219 INFO kablam! su: No module specific data is present
Aug 31 23:49:26.599 INFO running `"docker" "rm" "-f" "3016359aeb06a470fcf94e8e60f0fe1be6fe14affdb09e35566c7de990cc27c0"`
Aug 31 23:49:26.725 INFO blam! 3016359aeb06a470fcf94e8e60f0fe1be6fe14affdb09e35566c7de990cc27c0