[INFO] updating cached repository TrueXPixels/parse-json
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TrueXPixels/parse-json
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TrueXPixels/parse-json" "work/ex/beta-1.37-6/sources/1.36.0/gh/TrueXPixels/parse-json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TrueXPixels/parse-json'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TrueXPixels/parse-json" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TrueXPixels/parse-json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TrueXPixels/parse-json'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ae71f4fa48b8e8b89b4d9c7a6a902fdc86c77987
[INFO] sha for GitHub repo TrueXPixels/parse-json: ae71f4fa48b8e8b89b4d9c7a6a902fdc86c77987
[INFO] validating manifest of TrueXPixels/parse-json 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 TrueXPixels/parse-json 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 TrueXPixels/parse-json
[INFO] finished frobbing TrueXPixels/parse-json
[INFO] frobbed toml for TrueXPixels/parse-json written to work/ex/beta-1.37-6/sources/1.36.0/gh/TrueXPixels/parse-json/Cargo.toml
[INFO] started frobbing TrueXPixels/parse-json
[INFO] finished frobbing TrueXPixels/parse-json
[INFO] frobbed toml for TrueXPixels/parse-json written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TrueXPixels/parse-json/Cargo.toml
[INFO] crate TrueXPixels/parse-json already has a lockfile, it will not be regenerated
[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 TrueXPixels/parse-json 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TrueXPixels/parse-json:/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] 1bdf4b8406aed442531039404620efe935edc8d85a819e1194a31204782d4396
[INFO] running `"docker" "start" "-a" "1bdf4b8406aed442531039404620efe935edc8d85a819e1194a31204782d4396"`
[INFO] [stderr]    Compiling serde v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.64
[INFO] [stderr]    Compiling serde_json v1.0.19
[INFO] [stderr]    Compiling parsing-json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> src/main.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::io::prelude::*;
[INFO] [stderr]    |     ------------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 78 |     use std::io::Write; // Use Trait
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:84:15
[INFO] [stderr]    |
[INFO] [stderr] 84 |     Ok(buffer.trim_right().to_owned())
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.25s
[INFO] running `"docker" "inspect" "1bdf4b8406aed442531039404620efe935edc8d85a819e1194a31204782d4396"`
[INFO] running `"docker" "rm" "-f" "1bdf4b8406aed442531039404620efe935edc8d85a819e1194a31204782d4396"`
[INFO] [stdout] 1bdf4b8406aed442531039404620efe935edc8d85a819e1194a31204782d4396
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TrueXPixels/parse-json:/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] 2deaceae84138236753e79e6232f922955bf50d44d89ff6514953e864a9e4af1
[INFO] running `"docker" "start" "-a" "2deaceae84138236753e79e6232f922955bf50d44d89ff6514953e864a9e4af1"`
[INFO] [stderr]    Compiling parsing-json v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: the item `Write` is imported redundantly
[INFO] [stderr]   --> src/main.rs:78:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | use std::io::prelude::*;
[INFO] [stderr]    |     ------------------- the item `Write` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 78 |     use std::io::Write; // Use Trait
[INFO] [stderr]    |         ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right': superseded by `trim_end`
[INFO] [stderr]   --> src/main.rs:84:15
[INFO] [stderr]    |
[INFO] [stderr] 84 |     Ok(buffer.trim_right().to_owned())
[INFO] [stderr]    |               ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `"docker" "inspect" "2deaceae84138236753e79e6232f922955bf50d44d89ff6514953e864a9e4af1"`
[INFO] running `"docker" "rm" "-f" "2deaceae84138236753e79e6232f922955bf50d44d89ff6514953e864a9e4af1"`
[INFO] [stdout] 2deaceae84138236753e79e6232f922955bf50d44d89ff6514953e864a9e4af1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TrueXPixels/parse-json:/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] 2c9f2f24c740c64f930e3bf8ea4774233a62463519f30b78f5f7c9a0b98c10e7
[INFO] running `"docker" "start" "-a" "2c9f2f24c740c64f930e3bf8ea4774233a62463519f30b78f5f7c9a0b98c10e7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/parsing_json-c0d5250d5093bccf
[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" "2c9f2f24c740c64f930e3bf8ea4774233a62463519f30b78f5f7c9a0b98c10e7"`
[INFO] running `"docker" "rm" "-f" "2c9f2f24c740c64f930e3bf8ea4774233a62463519f30b78f5f7c9a0b98c10e7"`
[INFO] [stdout] 2c9f2f24c740c64f930e3bf8ea4774233a62463519f30b78f5f7c9a0b98c10e7