[INFO] crate jamal 0.1.0 is already in cache
[INFO] testing jamal-0.1.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate jamal 0.1.0 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate jamal 0.1.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate jamal 0.1.0
[INFO] finished tweaking crates.io crate jamal 0.1.0
[INFO] tweaked toml for crates.io crate jamal 0.1.0 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 149135d68acd8c08b043d643696d1983c91e739fd2856397dcf1c7f21119b988
[INFO] running `"docker" "start" "-a" "149135d68acd8c08b043d643696d1983c91e739fd2856397dcf1c7f21119b988"`
[INFO] [stderr]    Compiling serde_yaml v0.2.5
[INFO] [stderr]    Compiling serde_json v0.7.4
[INFO] [stderr]    Compiling jamal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:66:34
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 yaml_values.push(try!(to_yaml(&value)));
[INFO] [stderr]    |                                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 let yaml = try!(to_yaml(&v));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:84:58
[INFO] [stderr]    |
[INFO] [stderr] 84 |         &YamlValue::Real(ref value) => Ok(JsonValue::F64(try!(value.parse::<f64>()))),
[INFO] [stderr]    |                                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 let json = try!(to_json(&value));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:101:36
[INFO] [stderr]     |
[INFO] [stderr] 101 |                         let json = try!(to_json(&v));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "149135d68acd8c08b043d643696d1983c91e739fd2856397dcf1c7f21119b988"`
[INFO] running `"docker" "rm" "-f" "149135d68acd8c08b043d643696d1983c91e739fd2856397dcf1c7f21119b988"`
[INFO] [stdout] 149135d68acd8c08b043d643696d1983c91e739fd2856397dcf1c7f21119b988
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 08fb3105c7519a38a674f30140b5391fb0f7021f964207818b3b758d588ed6bf
[INFO] running `"docker" "start" "-a" "08fb3105c7519a38a674f30140b5391fb0f7021f964207818b3b758d588ed6bf"`
[INFO] [stderr]    Compiling jamal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:66:34
[INFO] [stderr]    |
[INFO] [stderr] 66 |                 yaml_values.push(try!(to_yaml(&value)));
[INFO] [stderr]    |                                  ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:28
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 let yaml = try!(to_yaml(&v));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:84:58
[INFO] [stderr]    |
[INFO] [stderr] 84 |         &YamlValue::Real(ref value) => Ok(JsonValue::F64(try!(value.parse::<f64>()))),
[INFO] [stderr]    |                                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:91:28
[INFO] [stderr]    |
[INFO] [stderr] 91 |                 let json = try!(to_json(&value));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:101:36
[INFO] [stderr]     |
[INFO] [stderr] 101 |                         let json = try!(to_json(&v));
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:31:32
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "08fb3105c7519a38a674f30140b5391fb0f7021f964207818b3b758d588ed6bf"`
[INFO] running `"docker" "rm" "-f" "08fb3105c7519a38a674f30140b5391fb0f7021f964207818b3b758d588ed6bf"`
[INFO] [stdout] 08fb3105c7519a38a674f30140b5391fb0f7021f964207818b3b758d588ed6bf
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] c69c39a8228dbacc8b2773a69ae6bc9769bf3abb9486c36579bedc1e8cfeffec
[INFO] running `"docker" "start" "-a" "c69c39a8228dbacc8b2773a69ae6bc9769bf3abb9486c36579bedc1e8cfeffec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/jamal-dff4d93e05e13769
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::json_null_to_yaml ... ok
[INFO] [stdout] test tests::json_bool_to_yaml ... ok
[INFO] [stdout] test tests::json_str_vec_to_yaml ... ok
[INFO] [stdout] test tests::json_obj_to_yaml ... ok
[INFO] [stdout] test tests::yaml_null_to_json ... ok
[INFO] [stdout] test tests::yaml_bool_to_json ... ok
[INFO] [stdout] test tests::yaml_str_vec_to_json ... ok
[INFO] [stdout] test tests::yaml_obj_to_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jamal
[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" "c69c39a8228dbacc8b2773a69ae6bc9769bf3abb9486c36579bedc1e8cfeffec"`
[INFO] running `"docker" "rm" "-f" "c69c39a8228dbacc8b2773a69ae6bc9769bf3abb9486c36579bedc1e8cfeffec"`
[INFO] [stdout] c69c39a8228dbacc8b2773a69ae6bc9769bf3abb9486c36579bedc1e8cfeffec