Aug 30 13:30:44.872 INFO checking json-codec-0.5.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 13:30:44.872 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 13:30:44.872 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 13:30:45.059 INFO blam! 1e1736f079224fe67030f3bd2a61bc4a14d7555139c1f30f79d096ec8014af4a
Aug 30 13:30:45.069 INFO running `"docker" "start" "-a" "1e1736f079224fe67030f3bd2a61bc4a14d7555139c1f30f79d096ec8014af4a"`
Aug 30 13:30:45.779 INFO kablam!     Checking json-codec v0.5.0 (file:///source)
Aug 30 13:30:48.637 INFO kablam! error[E0599]: no method named `gen_range` found for type `&mut G` in the current scope
Aug 30 13:30:48.637 INFO kablam!    --> tests/properties.rs:132:13
Aug 30 13:30:48.637 INFO kablam!     |
Aug 30 13:30:48.637 INFO kablam! 132 |     match g.gen_range(1, 8) {
Aug 30 13:30:48.637 INFO kablam!     |             ^^^^^^^^^
Aug 30 13:30:48.637 INFO kablam!     |
Aug 30 13:30:48.637 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 30 13:30:48.637 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 30 13:30:48.637 INFO kablam!     |
Aug 30 13:30:48.637 INFO kablam! 4   | use rand::Rng;
Aug 30 13:30:48.637 INFO kablam!     |
Aug 30 13:30:48.638 INFO kablam! 
Aug 30 13:30:48.638 INFO kablam! error[E0599]: no method named `gen` found for type `&mut G` in the current scope
Aug 30 13:30:48.639 INFO kablam!    --> tests/properties.rs:135:29
Aug 30 13:30:48.639 INFO kablam!     |
Aug 30 13:30:48.639 INFO kablam! 135 |         3 => Json::Number(g.gen()),
Aug 30 13:30:48.639 INFO kablam!     |                             ^^^
Aug 30 13:30:48.639 INFO kablam!     |
Aug 30 13:30:48.639 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 30 13:30:48.639 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 30 13:30:48.639 INFO kablam!     |
Aug 30 13:30:48.639 INFO kablam! 4   | use rand::Rng;
Aug 30 13:30:48.639 INFO kablam!     |
Aug 30 13:30:48.639 INFO kablam! 
Aug 30 13:30:48.647 INFO kablam! error[E0599]: no method named `gen_range` found for type `&mut G` in the current scope
Aug 30 13:30:48.647 INFO kablam!    --> tests/properties.rs:154:21
Aug 30 13:30:48.647 INFO kablam!     |
Aug 30 13:30:48.647 INFO kablam! 154 |     let     len = g.gen_range(0, 64);
Aug 30 13:30:48.647 INFO kablam!     |                     ^^^^^^^^^
Aug 30 13:30:48.647 INFO kablam!     |
Aug 30 13:30:48.647 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 30 13:30:48.647 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 30 13:30:48.647 INFO kablam!     |
Aug 30 13:30:48.647 INFO kablam! 4   | use rand::Rng;
Aug 30 13:30:48.647 INFO kablam!     |
Aug 30 13:30:48.647 INFO kablam! 
Aug 30 13:30:48.652 INFO kablam! error[E0599]: no method named `gen_range` found for type `&mut G` in the current scope
Aug 30 13:30:48.652 INFO kablam!    --> tests/properties.rs:163:21
Aug 30 13:30:48.652 INFO kablam!     |
Aug 30 13:30:48.652 INFO kablam! 163 |     let     len = g.gen_range(0, 64);
Aug 30 13:30:48.652 INFO kablam!     |                     ^^^^^^^^^
Aug 30 13:30:48.652 INFO kablam!     |
Aug 30 13:30:48.652 INFO kablam!     = help: items from traits can only be used if the trait is in scope
Aug 30 13:30:48.653 INFO kablam! help: the following trait is implemented but not in scope, perhaps add a `use` for it:
Aug 30 13:30:48.653 INFO kablam!     |
Aug 30 13:30:48.653 INFO kablam! 4   | use rand::Rng;
Aug 30 13:30:48.653 INFO kablam!     |
Aug 30 13:30:48.653 INFO kablam! 
Aug 30 13:30:48.661 INFO kablam! error: aborting due to 4 previous errors
Aug 30 13:30:48.661 INFO kablam! 
Aug 30 13:30:48.661 INFO kablam! For more information about this error, try `rustc --explain E0599`.
Aug 30 13:30:48.670 INFO kablam! error: Could not compile `json-codec`.
Aug 30 13:30:48.670 INFO kablam! 
Aug 30 13:30:48.670 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 13:30:48.671 INFO kablam! su: No module specific data is present
Aug 30 13:30:49.201 INFO running `"docker" "rm" "-f" "1e1736f079224fe67030f3bd2a61bc4a14d7555139c1f30f79d096ec8014af4a"`
Aug 30 13:30:49.330 INFO blam! 1e1736f079224fe67030f3bd2a61bc4a14d7555139c1f30f79d096ec8014af4a