[INFO] updating cached repository supercurio/rust-issue-mir-vec-slowdown
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/supercurio/rust-issue-mir-vec-slowdown
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/supercurio/rust-issue-mir-vec-slowdown" "work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-issue-mir-vec-slowdown"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-issue-mir-vec-slowdown'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/supercurio/rust-issue-mir-vec-slowdown" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-issue-mir-vec-slowdown"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-issue-mir-vec-slowdown'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf0487a6eaa9bccfb6bb95d004c478904a16a138
[INFO] sha for GitHub repo supercurio/rust-issue-mir-vec-slowdown: cf0487a6eaa9bccfb6bb95d004c478904a16a138
[INFO] validating manifest of supercurio/rust-issue-mir-vec-slowdown on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of supercurio/rust-issue-mir-vec-slowdown on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing supercurio/rust-issue-mir-vec-slowdown
[INFO] finished frobbing supercurio/rust-issue-mir-vec-slowdown
[INFO] frobbed toml for supercurio/rust-issue-mir-vec-slowdown written to work/ex/beta-1.38-1/sources/1.37.0/gh/supercurio/rust-issue-mir-vec-slowdown/Cargo.toml
[INFO] started frobbing supercurio/rust-issue-mir-vec-slowdown
[INFO] finished frobbing supercurio/rust-issue-mir-vec-slowdown
[INFO] frobbed toml for supercurio/rust-issue-mir-vec-slowdown written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-issue-mir-vec-slowdown/Cargo.toml
[INFO] crate supercurio/rust-issue-mir-vec-slowdown already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing supercurio/rust-issue-mir-vec-slowdown against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-issue-mir-vec-slowdown:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 62024d961b2a4de241879b39a50831dbc3a3e1eb881ec9a898daf6e8e3043039
[INFO] running `"docker" "start" "-a" "62024d961b2a4de241879b39a50831dbc3a3e1eb881ec9a898daf6e8e3043039"`
[INFO] [stderr]    Compiling vec-mir-slowdown-issue v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `"docker" "inspect" "62024d961b2a4de241879b39a50831dbc3a3e1eb881ec9a898daf6e8e3043039"`
[INFO] running `"docker" "rm" "-f" "62024d961b2a4de241879b39a50831dbc3a3e1eb881ec9a898daf6e8e3043039"`
[INFO] [stdout] 62024d961b2a4de241879b39a50831dbc3a3e1eb881ec9a898daf6e8e3043039
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-issue-mir-vec-slowdown:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 5b1dff255080af626b9d61e3c2adde4e1c221decedc1d48dc45bc28befd5a47c
[INFO] running `"docker" "start" "-a" "5b1dff255080af626b9d61e3c2adde4e1c221decedc1d48dc45bc28befd5a47c"`
[INFO] [stderr]    Compiling vec-mir-slowdown-issue v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "5b1dff255080af626b9d61e3c2adde4e1c221decedc1d48dc45bc28befd5a47c"`
[INFO] running `"docker" "rm" "-f" "5b1dff255080af626b9d61e3c2adde4e1c221decedc1d48dc45bc28befd5a47c"`
[INFO] [stdout] 5b1dff255080af626b9d61e3c2adde4e1c221decedc1d48dc45bc28befd5a47c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/supercurio/rust-issue-mir-vec-slowdown:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] c6e3b67ec456f01aadeb71f241cf02019fcd70bd6a68041c8c3851d481408d02
[INFO] running `"docker" "start" "-a" "c6e3b67ec456f01aadeb71f241cf02019fcd70bd6a68041c8c3851d481408d02"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/vec_mir_slowdown_issue-ffb40d04372f8c5b
[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" "c6e3b67ec456f01aadeb71f241cf02019fcd70bd6a68041c8c3851d481408d02"`
[INFO] running `"docker" "rm" "-f" "c6e3b67ec456f01aadeb71f241cf02019fcd70bd6a68041c8c3851d481408d02"`
[INFO] [stdout] c6e3b67ec456f01aadeb71f241cf02019fcd70bd6a68041c8c3851d481408d02