[INFO] crate string-error 0.1.0 is already in cache
[INFO] extracting crate string-error 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/string-error/0.1.0
[INFO] extracting crate string-error 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/string-error/0.1.0
[INFO] validating manifest of string-error-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 string-error-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 string-error-0.1.0
[INFO] finished frobbing string-error-0.1.0
[INFO] frobbed toml for string-error-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/string-error/0.1.0/Cargo.toml
[INFO] started frobbing string-error-0.1.0
[INFO] finished frobbing string-error-0.1.0
[INFO] frobbed toml for string-error-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/string-error/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing string-error-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-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/string-error/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] a00a358e6362e405ce35ad21873c2cda64063856f11701ebad7e5a5a06e18708
[INFO] running `"docker" "start" "-a" "a00a358e6362e405ce35ad21873c2cda64063856f11701ebad7e5a5a06e18708"`
[INFO] [stderr]    Compiling string-error v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "a00a358e6362e405ce35ad21873c2cda64063856f11701ebad7e5a5a06e18708"`
[INFO] running `"docker" "rm" "-f" "a00a358e6362e405ce35ad21873c2cda64063856f11701ebad7e5a5a06e18708"`
[INFO] [stdout] a00a358e6362e405ce35ad21873c2cda64063856f11701ebad7e5a5a06e18708
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/string-error/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] 8f06c5ce7c54bbb26d37384352e2e1b640107c3ddd678e683203e2d56fa1f718
[INFO] running `"docker" "start" "-a" "8f06c5ce7c54bbb26d37384352e2e1b640107c3ddd678e683203e2d56fa1f718"`
[INFO] [stderr]    Compiling string-error v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:119:19
[INFO] [stderr]     |
[INFO] [stderr] 119 |         assert!(x.cause().is_none());
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:126:19
[INFO] [stderr]     |
[INFO] [stderr] 126 |         assert!(x.cause().is_none());
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/lib.rs:133:19
[INFO] [stderr]     |
[INFO] [stderr] 133 |         assert!(x.cause().is_none());
[INFO] [stderr]     |                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "8f06c5ce7c54bbb26d37384352e2e1b640107c3ddd678e683203e2d56fa1f718"`
[INFO] running `"docker" "rm" "-f" "8f06c5ce7c54bbb26d37384352e2e1b640107c3ddd678e683203e2d56fa1f718"`
[INFO] [stdout] 8f06c5ce7c54bbb26d37384352e2e1b640107c3ddd678e683203e2d56fa1f718
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/string-error/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] 7c78a246bf0cbeb70eaaccd6bba78101242cd72b7a16311d44cdf8bb7c946bdb
[INFO] running `"docker" "start" "-a" "7c78a246bf0cbeb70eaaccd6bba78101242cd72b7a16311d44cdf8bb7c946bdb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/string_error-a39108f1fcfc0425
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string-error
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_into_err ... ok
[INFO] [stdout] test tests::test_new_err ... ok
[INFO] [stdout] test tests::test_static_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - into_err (line 100) ... ok
[INFO] [stdout] test src/lib.rs - new_err (line 84) ... ok
[INFO] [stdout] test src/lib.rs - static_err (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7c78a246bf0cbeb70eaaccd6bba78101242cd72b7a16311d44cdf8bb7c946bdb"`
[INFO] running `"docker" "rm" "-f" "7c78a246bf0cbeb70eaaccd6bba78101242cd72b7a16311d44cdf8bb7c946bdb"`
[INFO] [stdout] 7c78a246bf0cbeb70eaaccd6bba78101242cd72b7a16311d44cdf8bb7c946bdb