[INFO] updating cached repository prappe/brunnr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/prappe/brunnr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/prappe/brunnr" "work/ex/beta-1.38-1/sources/1.37.0/gh/prappe/brunnr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/prappe/brunnr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/prappe/brunnr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prappe/brunnr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prappe/brunnr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e98270f7d29ab77d8a5be5519f321b41403c786f
[INFO] sha for GitHub repo prappe/brunnr: e98270f7d29ab77d8a5be5519f321b41403c786f
[INFO] validating manifest of prappe/brunnr 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 prappe/brunnr 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 prappe/brunnr
[INFO] finished frobbing prappe/brunnr
[INFO] frobbed toml for prappe/brunnr written to work/ex/beta-1.38-1/sources/1.37.0/gh/prappe/brunnr/Cargo.toml
[INFO] started frobbing prappe/brunnr
[INFO] finished frobbing prappe/brunnr
[INFO] frobbed toml for prappe/brunnr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/prappe/brunnr/Cargo.toml
[INFO] crate prappe/brunnr already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prappe/brunnr/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 prappe/brunnr against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/prappe/brunnr:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 4c6b5045d3e0b85405abfbac5388c07d0b83d6818bb2fabfe9237407fb37cb4c
[INFO] running `"docker" "start" "-a" "4c6b5045d3e0b85405abfbac5388c07d0b83d6818bb2fabfe9237407fb37cb4c"`
[INFO] [stderr]    Compiling brunnr v0.1.9 (/opt/crater/workdir)
[INFO] [stderr] error[E0531]: cannot find tuple struct/variant `LitBool` in this scope
[INFO] [stderr]    --> src/eval.rs:117:13
[INFO] [stderr]     |
[INFO] [stderr] 117 |             LitBool(b) => String::from(b),
[INFO] [stderr]     |             ^^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::convert::From<i64>` is not satisfied
[INFO] [stderr]    --> src/eval.rs:115:26
[INFO] [stderr]     |
[INFO] [stderr] 115 |             LitInt(i) => String::from(i),
[INFO] [stderr]     |                          ^^^^^^^^^^^^ the trait `std::convert::From<i64>` is not implemented for `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::string::String as std::convert::From<&std::string::String>>
[INFO] [stderr]               <std::string::String as std::convert::From<&str>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::borrow::Cow<'a, str>>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::boxed::Box<str>>>
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::convert::From<f64>` is not satisfied
[INFO] [stderr]    --> src/eval.rs:116:28
[INFO] [stderr]     |
[INFO] [stderr] 116 |             LitFloat(f) => String::from(f),
[INFO] [stderr]     |                            ^^^^^^^^^^^^ the trait `std::convert::From<f64>` is not implemented for `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::string::String as std::convert::From<&std::string::String>>
[INFO] [stderr]               <std::string::String as std::convert::From<&str>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::borrow::Cow<'a, str>>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::boxed::Box<str>>>
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::convert::From<&i64>` is not satisfied
[INFO] [stderr]    --> src/eval.rs:121:32
[INFO] [stderr]     |
[INFO] [stderr] 121 |                     Some(x) => String::from(x),
[INFO] [stderr]     |                                ^^^^^^^^^^^^ the trait `std::convert::From<&i64>` is not implemented for `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::string::String as std::convert::From<&std::string::String>>
[INFO] [stderr]               <std::string::String as std::convert::From<&str>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::borrow::Cow<'a, str>>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::boxed::Box<str>>>
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the trait bound `std::string::String: std::convert::From<&f64>` is not satisfied
[INFO] [stderr]    --> src/eval.rs:123:35
[INFO] [stderr]     |
[INFO] [stderr] 123 |                        Some(x) => String::from(x),
[INFO] [stderr]     |                                   ^^^^^^^^^^^^ the trait `std::convert::From<&f64>` is not implemented for `std::string::String`
[INFO] [stderr]     |
[INFO] [stderr]     = help: the following implementations were found:
[INFO] [stderr]               <std::string::String as std::convert::From<&std::string::String>>
[INFO] [stderr]               <std::string::String as std::convert::From<&str>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::borrow::Cow<'a, str>>>
[INFO] [stderr]               <std::string::String as std::convert::From<std::boxed::Box<str>>>
[INFO] [stderr]     = note: required by `std::convert::From::from`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 5 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `brunnr`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "4c6b5045d3e0b85405abfbac5388c07d0b83d6818bb2fabfe9237407fb37cb4c"`
[INFO] running `"docker" "rm" "-f" "4c6b5045d3e0b85405abfbac5388c07d0b83d6818bb2fabfe9237407fb37cb4c"`
[INFO] [stdout] 4c6b5045d3e0b85405abfbac5388c07d0b83d6818bb2fabfe9237407fb37cb4c