[INFO] fetching crate sval_json 0.4.3...
[INFO] extracting crate sval_json 0.4.3 into work/ex/beta-1.37-6/sources/1.36.0/reg/sval_json/0.4.3
[INFO] extracting crate sval_json 0.4.3 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sval_json/0.4.3
[INFO] validating manifest of sval_json-0.4.3 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 sval_json-0.4.3 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 sval_json-0.4.3
[INFO] finished frobbing sval_json-0.4.3
[INFO] frobbed toml for sval_json-0.4.3 written to work/ex/beta-1.37-6/sources/1.36.0/reg/sval_json/0.4.3/Cargo.toml
[INFO] started frobbing sval_json-0.4.3
[INFO] finished frobbing sval_json-0.4.3
[INFO] frobbed toml for sval_json-0.4.3 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/sval_json/0.4.3/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sval v0.4.4
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing sval_json-0.4.3 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-2/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/sval_json/0.4.3:/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] 70ca77a4ffc34f6c0e965313ad28cf948fdcf2a209c27489570590011bf2744a
[INFO] running `"docker" "start" "-a" "70ca77a4ffc34f6c0e965313ad28cf948fdcf2a209c27489570590011bf2744a"`
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling sval v0.4.4
[INFO] [stderr]    Compiling sval_json v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "70ca77a4ffc34f6c0e965313ad28cf948fdcf2a209c27489570590011bf2744a"`
[INFO] running `"docker" "rm" "-f" "70ca77a4ffc34f6c0e965313ad28cf948fdcf2a209c27489570590011bf2744a"`
[INFO] [stdout] 70ca77a4ffc34f6c0e965313ad28cf948fdcf2a209c27489570590011bf2744a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/sval_json/0.4.3:/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] b14aa641cc8365ab18305c15e21aa1dab6a3ce1b01c20c9e954758f44e6339c2
[INFO] running `"docker" "start" "-a" "b14aa641cc8365ab18305c15e21aa1dab6a3ce1b01c20c9e954758f44e6339c2"`
[INFO] [stderr]    Compiling sval_json v0.4.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "b14aa641cc8365ab18305c15e21aa1dab6a3ce1b01c20c9e954758f44e6339c2"`
[INFO] running `"docker" "rm" "-f" "b14aa641cc8365ab18305c15e21aa1dab6a3ce1b01c20c9e954758f44e6339c2"`
[INFO] [stdout] b14aa641cc8365ab18305c15e21aa1dab6a3ce1b01c20c9e954758f44e6339c2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/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/sval_json/0.4.3:/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] 2d0e4ac9e2d8e7ebaa99d4cd25336bc71b9968b684b071d695741c52388398fb
[INFO] running `"docker" "start" "-a" "2d0e4ac9e2d8e7ebaa99d4cd25336bc71b9968b684b071d695741c52388398fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sval_json-75c21cb45825abce
[INFO] [stderr]    Doc-tests sval_json
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs -  (line 43) ... ok
[INFO] [stdout] test src/lib.rs -  (line 62) ... ok
[INFO] [stdout] test src/lib.rs -  (line 17) ... ok
[INFO] [stdout] test src/fmt.rs - fmt::Formatter (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2d0e4ac9e2d8e7ebaa99d4cd25336bc71b9968b684b071d695741c52388398fb"`
[INFO] running `"docker" "rm" "-f" "2d0e4ac9e2d8e7ebaa99d4cd25336bc71b9968b684b071d695741c52388398fb"`
[INFO] [stdout] 2d0e4ac9e2d8e7ebaa99d4cd25336bc71b9968b684b071d695741c52388398fb