[INFO] fetching crate color-backtrace 0.2.2...
[INFO] extracting crate color-backtrace 0.2.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/color-backtrace/0.2.2
[INFO] extracting crate color-backtrace 0.2.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/color-backtrace/0.2.2
[INFO] validating manifest of color-backtrace-0.2.2 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 color-backtrace-0.2.2 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 color-backtrace-0.2.2
[INFO] finished frobbing color-backtrace-0.2.2
[INFO] frobbed toml for color-backtrace-0.2.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/color-backtrace/0.2.2/Cargo.toml
[INFO] started frobbing color-backtrace-0.2.2
[INFO] finished frobbing color-backtrace-0.2.2
[INFO] frobbed toml for color-backtrace-0.2.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/color-backtrace/0.2.2/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 color-backtrace-0.2.2 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-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/color-backtrace/0.2.2:/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] 39a04ea4d657621d5d3ec26fe60e3be1ee15db38b4c092de3b32d5a204f3c5d3
[INFO] running `"docker" "start" "-a" "39a04ea4d657621d5d3ec26fe60e3be1ee15db38b4c092de3b32d5a204f3c5d3"`
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling lazycell v1.2.1
[INFO] [stderr]    Compiling plain v0.2.3
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling findshlibs v0.5.0
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling intervaltree v0.2.4
[INFO] [stderr]    Compiling gimli v0.18.0
[INFO] [stderr]    Compiling goblin v0.0.23
[INFO] [stderr]    Compiling addr2line v0.9.0
[INFO] [stderr]    Compiling backtrace v0.3.34
[INFO] [stderr]    Compiling color-backtrace v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.89s
[INFO] running `"docker" "inspect" "39a04ea4d657621d5d3ec26fe60e3be1ee15db38b4c092de3b32d5a204f3c5d3"`
[INFO] running `"docker" "rm" "-f" "39a04ea4d657621d5d3ec26fe60e3be1ee15db38b4c092de3b32d5a204f3c5d3"`
[INFO] [stdout] 39a04ea4d657621d5d3ec26fe60e3be1ee15db38b4c092de3b32d5a204f3c5d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/color-backtrace/0.2.2:/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] 719aa12247ad3531f907997ce5443ecde7112ccc793ade5b71348127aec6ec67
[INFO] running `"docker" "start" "-a" "719aa12247ad3531f907997ce5443ecde7112ccc793ade5b71348127aec6ec67"`
[INFO] [stderr]    Compiling color-backtrace v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `"docker" "inspect" "719aa12247ad3531f907997ce5443ecde7112ccc793ade5b71348127aec6ec67"`
[INFO] running `"docker" "rm" "-f" "719aa12247ad3531f907997ce5443ecde7112ccc793ade5b71348127aec6ec67"`
[INFO] [stdout] 719aa12247ad3531f907997ce5443ecde7112ccc793ade5b71348127aec6ec67
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/color-backtrace/0.2.2:/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] ed5d5dc46aac5199bd0fc4afa284f472bc4c6a55a8df534bb26de9f26ae24831
[INFO] running `"docker" "start" "-a" "ed5d5dc46aac5199bd0fc4afa284f472bc4c6a55a8df534bb26de9f26ae24831"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/color_backtrace-a9443aa48752931d
[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]    Doc-tests color-backtrace
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 27) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ed5d5dc46aac5199bd0fc4afa284f472bc4c6a55a8df534bb26de9f26ae24831"`
[INFO] running `"docker" "rm" "-f" "ed5d5dc46aac5199bd0fc4afa284f472bc4c6a55a8df534bb26de9f26ae24831"`
[INFO] [stdout] ed5d5dc46aac5199bd0fc4afa284f472bc4c6a55a8df534bb26de9f26ae24831