[INFO] crate configuration 0.7.2 is already in cache
[INFO] extracting crate configuration 0.7.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/configuration/0.7.2
[INFO] extracting crate configuration 0.7.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/configuration/0.7.2
[INFO] validating manifest of configuration-0.7.2 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 configuration-0.7.2 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 configuration-0.7.2
[INFO] finished frobbing configuration-0.7.2
[INFO] frobbed toml for configuration-0.7.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/configuration/0.7.2/Cargo.toml
[INFO] started frobbing configuration-0.7.2
[INFO] finished frobbing configuration-0.7.2
[INFO] frobbed toml for configuration-0.7.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/configuration/0.7.2/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 configuration-0.7.2 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-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/configuration/0.7.2:/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] 4670dc5ca238061914a5309abe98722d3da7f462430314f84ba96d31424783f0
[INFO] running `"docker" "start" "-a" "4670dc5ca238061914a5309abe98722d3da7f462430314f84ba96d31424783f0"`
[INFO] [stderr]    Compiling options v0.5.1
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `"docker" "inspect" "4670dc5ca238061914a5309abe98722d3da7f462430314f84ba96d31424783f0"`
[INFO] running `"docker" "rm" "-f" "4670dc5ca238061914a5309abe98722d3da7f462430314f84ba96d31424783f0"`
[INFO] [stdout] 4670dc5ca238061914a5309abe98722d3da7f462430314f84ba96d31424783f0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/configuration/0.7.2:/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] 536a725ccb0e05d57712f6219aede0fa50275397ec428a836ea45ee5d17e809c
[INFO] running `"docker" "start" "-a" "536a725ccb0e05d57712f6219aede0fa50275397ec428a836ea45ee5d17e809c"`
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "536a725ccb0e05d57712f6219aede0fa50275397ec428a836ea45ee5d17e809c"`
[INFO] running `"docker" "rm" "-f" "536a725ccb0e05d57712f6219aede0fa50275397ec428a836ea45ee5d17e809c"`
[INFO] [stdout] 536a725ccb0e05d57712f6219aede0fa50275397ec428a836ea45ee5d17e809c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/configuration/0.7.2:/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] f3d0331f24db5cca9bc11c43575ba1955ca2469bf843cd4e03d4de04287c2c54
[INFO] running `"docker" "start" "-a" "f3d0331f24db5cca9bc11c43575ba1955ca2469bf843cd4e03d4de04287c2c54"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/configuration-a5a94863ec9444bc
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tree::tests::get ... ok
[INFO] [stdout] test tree::tests::set ... ok
[INFO] [stdout] test tree::tests::branch ... ok
[INFO] [stdout] test tree::tests::forest ... ok
[INFO] [stderr]    Doc-tests configuration
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f3d0331f24db5cca9bc11c43575ba1955ca2469bf843cd4e03d4de04287c2c54"`
[INFO] running `"docker" "rm" "-f" "f3d0331f24db5cca9bc11c43575ba1955ca2469bf843cd4e03d4de04287c2c54"`
[INFO] [stdout] f3d0331f24db5cca9bc11c43575ba1955ca2469bf843cd4e03d4de04287c2c54