[INFO] crate json_reader 0.1.0 is already in cache
[INFO] extracting crate json_reader 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/json_reader/0.1.0
[INFO] extracting crate json_reader 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/json_reader/0.1.0
[INFO] validating manifest of json_reader-0.1.0 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 json_reader-0.1.0 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 json_reader-0.1.0
[INFO] finished frobbing json_reader-0.1.0
[INFO] frobbed toml for json_reader-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/json_reader/0.1.0/Cargo.toml
[INFO] started frobbing json_reader-0.1.0
[INFO] finished frobbing json_reader-0.1.0
[INFO] frobbed toml for json_reader-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/json_reader/0.1.0/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] testing json_reader-0.1.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/json_reader/0.1.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] b3a71e081bd5de175002a8fc295534ed582f0a9c0159b390ce91596d04aa3d55
[INFO] running `"docker" "start" "-a" "b3a71e081bd5de175002a8fc295534ed582f0a9c0159b390ce91596d04aa3d55"`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "b3a71e081bd5de175002a8fc295534ed582f0a9c0159b390ce91596d04aa3d55"`
[INFO] running `"docker" "rm" "-f" "b3a71e081bd5de175002a8fc295534ed582f0a9c0159b390ce91596d04aa3d55"`
[INFO] [stdout] b3a71e081bd5de175002a8fc295534ed582f0a9c0159b390ce91596d04aa3d55
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/json_reader/0.1.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4b1efcc934482dde34b9da7c893d4564847fc62128b0062c34109718764098d9
[INFO] running `"docker" "start" "-a" "4b1efcc934482dde34b9da7c893d4564847fc62128b0062c34109718764098d9"`
[INFO] [stderr]    Compiling json_reader v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "4b1efcc934482dde34b9da7c893d4564847fc62128b0062c34109718764098d9"`
[INFO] running `"docker" "rm" "-f" "4b1efcc934482dde34b9da7c893d4564847fc62128b0062c34109718764098d9"`
[INFO] [stdout] 4b1efcc934482dde34b9da7c893d4564847fc62128b0062c34109718764098d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/json_reader/0.1.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] d218ed6924fe30be2d43969f20611d8c2517eaae3f532a5b0fd0f87f3ab4530f
[INFO] running `"docker" "start" "-a" "d218ed6924fe30be2d43969f20611d8c2517eaae3f532a5b0fd0f87f3ab4530f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/json_reader-cadbf4dade350c4b
[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] [stderr]      Running /opt/crater/target/debug/deps/level-687edd0abf318e9b
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test level_reader ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/token-bb56236433eee11d
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test parse_array ... ok
[INFO] [stdout] test parse_false ... ok
[INFO] [stdout] test parse_null ... ok
[INFO] [stdout] test parse_invalid_number ... ok
[INFO] [stdout] test parse_number ... ok
[INFO] [stdout] test parse_negative_number ... ok
[INFO] [stdout] test parse_null_only ... ok
[INFO] [stdout] test parse_dict ... ok
[INFO] [stdout] test parse_true ... ok
[INFO] [stderr]    Doc-tests json_reader
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "d218ed6924fe30be2d43969f20611d8c2517eaae3f532a5b0fd0f87f3ab4530f"`
[INFO] running `"docker" "rm" "-f" "d218ed6924fe30be2d43969f20611d8c2517eaae3f532a5b0fd0f87f3ab4530f"`
[INFO] [stdout] d218ed6924fe30be2d43969f20611d8c2517eaae3f532a5b0fd0f87f3ab4530f