[INFO] crate knockers 0.0.1 is already in cache
[INFO] extracting crate knockers 0.0.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/knockers/0.0.1
[INFO] extracting crate knockers 0.0.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/knockers/0.0.1
[INFO] validating manifest of knockers-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 knockers-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 knockers-0.0.1
[INFO] finished frobbing knockers-0.0.1
[INFO] frobbed toml for knockers-0.0.1 written to work/ex/beta-1.37-6/sources/1.36.0/reg/knockers/0.0.1/Cargo.toml
[INFO] started frobbing knockers-0.0.1
[INFO] finished frobbing knockers-0.0.1
[INFO] frobbed toml for knockers-0.0.1 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/knockers/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] [stderr]     Blocking waiting for file lock on package cache lock
[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] [stderr]     Blocking waiting for file lock on package cache lock
[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 knockers-0.0.1 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/knockers/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 3dfa931adccebb9780423da75cc8326603aed6a39894d4134c9d62625f75c0f3
[INFO] running `"docker" "start" "-a" "3dfa931adccebb9780423da75cc8326603aed6a39894d4134c9d62625f75c0f3"`
[INFO] [stderr]    Compiling knockers v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `"docker" "inspect" "3dfa931adccebb9780423da75cc8326603aed6a39894d4134c9d62625f75c0f3"`
[INFO] running `"docker" "rm" "-f" "3dfa931adccebb9780423da75cc8326603aed6a39894d4134c9d62625f75c0f3"`
[INFO] [stdout] 3dfa931adccebb9780423da75cc8326603aed6a39894d4134c9d62625f75c0f3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/knockers/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 918650ce350ff3e10dbe9c65c0759ebafa553d67defac2d809069d048e9fdb3b
[INFO] running `"docker" "start" "-a" "918650ce350ff3e10dbe9c65c0759ebafa553d67defac2d809069d048e9fdb3b"`
[INFO] [stderr]    Compiling knockers v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `"docker" "inspect" "918650ce350ff3e10dbe9c65c0759ebafa553d67defac2d809069d048e9fdb3b"`
[INFO] running `"docker" "rm" "-f" "918650ce350ff3e10dbe9c65c0759ebafa553d67defac2d809069d048e9fdb3b"`
[INFO] [stdout] 918650ce350ff3e10dbe9c65c0759ebafa553d67defac2d809069d048e9fdb3b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-2/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/knockers/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 14a497938e4de7c0cdd3cea2d889107517841b307bd972a4c53d1b751be1517a
[INFO] running `"docker" "start" "-a" "14a497938e4de7c0cdd3cea2d889107517841b307bd972a4c53d1b751be1517a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/knockers-568312796ad50ab9
[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" "14a497938e4de7c0cdd3cea2d889107517841b307bd972a4c53d1b751be1517a"`
[INFO] running `"docker" "rm" "-f" "14a497938e4de7c0cdd3cea2d889107517841b307bd972a4c53d1b751be1517a"`
[INFO] [stdout] 14a497938e4de7c0cdd3cea2d889107517841b307bd972a4c53d1b751be1517a