[INFO] crate HorseShoe 0.0.1 is already in cache
[INFO] extracting crate HorseShoe 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/HorseShoe/0.0.1
[INFO] extracting crate HorseShoe 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/HorseShoe/0.0.1
[INFO] validating manifest of HorseShoe-0.0.1 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 HorseShoe-0.0.1 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 HorseShoe-0.0.1
[INFO] finished frobbing HorseShoe-0.0.1
[INFO] frobbed toml for HorseShoe-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/HorseShoe/0.0.1/Cargo.toml
[INFO] started frobbing HorseShoe-0.0.1
[INFO] finished frobbing HorseShoe-0.0.1
[INFO] frobbed toml for HorseShoe-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/HorseShoe/0.0.1/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 HorseShoe-0.0.1 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/HorseShoe/0.0.1:/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] 2da13fabac17bf981203cc6bea297300278f09aa383c9c466c340ef7359a516a
[INFO] running `"docker" "start" "-a" "2da13fabac17bf981203cc6bea297300278f09aa383c9c466c340ef7359a516a"`
[INFO] [stderr]    Compiling HorseShoe v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "2da13fabac17bf981203cc6bea297300278f09aa383c9c466c340ef7359a516a"`
[INFO] running `"docker" "rm" "-f" "2da13fabac17bf981203cc6bea297300278f09aa383c9c466c340ef7359a516a"`
[INFO] [stdout] 2da13fabac17bf981203cc6bea297300278f09aa383c9c466c340ef7359a516a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/HorseShoe/0.0.1:/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] 8d0de5d45ca44f7515b449d4b279735a7c2fcd1c02bb9e6fb4c238d05044907d
[INFO] running `"docker" "start" "-a" "8d0de5d45ca44f7515b449d4b279735a7c2fcd1c02bb9e6fb4c238d05044907d"`
[INFO] [stderr]    Compiling HorseShoe v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `"docker" "inspect" "8d0de5d45ca44f7515b449d4b279735a7c2fcd1c02bb9e6fb4c238d05044907d"`
[INFO] running `"docker" "rm" "-f" "8d0de5d45ca44f7515b449d4b279735a7c2fcd1c02bb9e6fb4c238d05044907d"`
[INFO] [stdout] 8d0de5d45ca44f7515b449d4b279735a7c2fcd1c02bb9e6fb4c238d05044907d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/HorseShoe/0.0.1:/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] 5d339b4ea6c96ec7cda711fd8e8677034091b52fb7fe9653a30d2a5ae08b56cf
[INFO] running `"docker" "start" "-a" "5d339b4ea6c96ec7cda711fd8e8677034091b52fb7fe9653a30d2a5ae08b56cf"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/horseshoe-1df69af5e14b1f00
[INFO] [stderr]    Doc-tests horseshoe
[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] [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" "5d339b4ea6c96ec7cda711fd8e8677034091b52fb7fe9653a30d2a5ae08b56cf"`
[INFO] running `"docker" "rm" "-f" "5d339b4ea6c96ec7cda711fd8e8677034091b52fb7fe9653a30d2a5ae08b56cf"`
[INFO] [stdout] 5d339b4ea6c96ec7cda711fd8e8677034091b52fb7fe9653a30d2a5ae08b56cf