[INFO] crate serde-value 0.6.0 is already in cache
[INFO] extracting crate serde-value 0.6.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/serde-value/0.6.0
[INFO] extracting crate serde-value 0.6.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value/0.6.0
[INFO] validating manifest of serde-value-0.6.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of serde-value-0.6.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing serde-value-0.6.0
[INFO] finished frobbing serde-value-0.6.0
[INFO] frobbed toml for serde-value-0.6.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/serde-value/0.6.0/Cargo.toml
[INFO] started frobbing serde-value-0.6.0
[INFO] finished frobbing serde-value-0.6.0
[INFO] frobbed toml for serde-value-0.6.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing serde-value-0.6.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value/0.6.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] fde69acc953a6fc4a172214266eaea6c2640b4f5251377c2c162e0a879abc242
[INFO] running `"docker" "start" "-a" "fde69acc953a6fc4a172214266eaea6c2640b4f5251377c2c162e0a879abc242"`
[INFO] [stderr]    Compiling ordered-float v1.0.2
[INFO] [stderr]    Compiling serde-value v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/de.rs:99:50
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[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/de.rs:103:51
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn invalid_value(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:107:41
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn invalid_length(len: usize, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `"docker" "inspect" "fde69acc953a6fc4a172214266eaea6c2640b4f5251377c2c162e0a879abc242"`
[INFO] running `"docker" "rm" "-f" "fde69acc953a6fc4a172214266eaea6c2640b4f5251377c2c162e0a879abc242"`
[INFO] [stdout] fde69acc953a6fc4a172214266eaea6c2640b4f5251377c2c162e0a879abc242
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value/0.6.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5843110a6f629adf17f2400931e63a29e8e01e3123ea11291392584d2b88f39b
[INFO] running `"docker" "start" "-a" "5843110a6f629adf17f2400931e63a29e8e01e3123ea11291392584d2b88f39b"`
[INFO] [stderr]    Compiling serde-value v0.6.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/de.rs:99:50
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn invalid_type(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[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/de.rs:103:51
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn invalid_value(unexp: de::Unexpected, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/de.rs:107:41
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn invalid_length(len: usize, exp: &de::Expected) -> Self {
[INFO] [stderr]     |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn de::Expected`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.31s
[INFO] running `"docker" "inspect" "5843110a6f629adf17f2400931e63a29e8e01e3123ea11291392584d2b88f39b"`
[INFO] running `"docker" "rm" "-f" "5843110a6f629adf17f2400931e63a29e8e01e3123ea11291392584d2b88f39b"`
[INFO] [stdout] 5843110a6f629adf17f2400931e63a29e8e01e3123ea11291392584d2b88f39b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/serde-value/0.6.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f215537a1d2ae9e3153b21bb48abb676de230f4c5886dc8ca3a6eab64ac41bf4
[INFO] running `"docker" "start" "-a" "f215537a1d2ae9e3153b21bb48abb676de230f4c5886dc8ca3a6eab64ac41bf4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/serde_value-da2b5e6f5eab81ff
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test deserialize_newtype ... ok
[INFO] [stdout] test deserialize_into_enum ... ok
[INFO] [stdout] test de_smoke_test ... ok
[INFO] [stdout] test deserialize_inside_deserialize_impl ... ok
[INFO] [stdout] test ser_smoke_test ... ok
[INFO] [stdout] test deserialize_newtype2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde-value
[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" "f215537a1d2ae9e3153b21bb48abb676de230f4c5886dc8ca3a6eab64ac41bf4"`
[INFO] running `"docker" "rm" "-f" "f215537a1d2ae9e3153b21bb48abb676de230f4c5886dc8ca3a6eab64ac41bf4"`
[INFO] [stdout] f215537a1d2ae9e3153b21bb48abb676de230f4c5886dc8ca3a6eab64ac41bf4