[INFO] crate tower-layer 0.1.0 is already in cache
[INFO] extracting crate tower-layer 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/tower-layer/0.1.0
[INFO] extracting crate tower-layer 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tower-layer/0.1.0
[INFO] validating manifest of tower-layer-0.1.0 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 tower-layer-0.1.0 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 tower-layer-0.1.0
[INFO] finished frobbing tower-layer-0.1.0
[INFO] frobbed toml for tower-layer-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/tower-layer/0.1.0/Cargo.toml
[INFO] started frobbing tower-layer-0.1.0
[INFO] finished frobbing tower-layer-0.1.0
[INFO] frobbed toml for tower-layer-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/tower-layer/0.1.0/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 tower-layer-0.1.0 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-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tower-layer/0.1.0:/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] 338456a653e48dd5f262bc4ee3278d41c66d85a88a3fb73679cc9101725f7e68
[INFO] running `"docker" "start" "-a" "338456a653e48dd5f262bc4ee3278d41c66d85a88a3fb73679cc9101725f7e68"`
[INFO] [stderr]    Compiling tower-layer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `"docker" "inspect" "338456a653e48dd5f262bc4ee3278d41c66d85a88a3fb73679cc9101725f7e68"`
[INFO] running `"docker" "rm" "-f" "338456a653e48dd5f262bc4ee3278d41c66d85a88a3fb73679cc9101725f7e68"`
[INFO] [stdout] 338456a653e48dd5f262bc4ee3278d41c66d85a88a3fb73679cc9101725f7e68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tower-layer/0.1.0:/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] 46e8a3d14c9699ecfdf4dc8763aa17b35d5bb9561992689b8af8b4461a193b54
[INFO] running `"docker" "start" "-a" "46e8a3d14c9699ecfdf4dc8763aa17b35d5bb9561992689b8af8b4461a193b54"`
[INFO] [stderr]    Compiling tower-layer v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `"docker" "inspect" "46e8a3d14c9699ecfdf4dc8763aa17b35d5bb9561992689b8af8b4461a193b54"`
[INFO] running `"docker" "rm" "-f" "46e8a3d14c9699ecfdf4dc8763aa17b35d5bb9561992689b8af8b4461a193b54"`
[INFO] [stdout] 46e8a3d14c9699ecfdf4dc8763aa17b35d5bb9561992689b8af8b4461a193b54
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/tower-layer/0.1.0:/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] 49a22e197a488462bbafe02432d18d3e016436933ff42cbdb258eb74129fb5e7
[INFO] running `"docker" "start" "-a" "49a22e197a488462bbafe02432d18d3e016436933ff42cbdb258eb74129fb5e7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tower_layer-d68282e47f4f908c
[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 tower-layer
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Layer (line 23) ... 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" "49a22e197a488462bbafe02432d18d3e016436933ff42cbdb258eb74129fb5e7"`
[INFO] running `"docker" "rm" "-f" "49a22e197a488462bbafe02432d18d3e016436933ff42cbdb258eb74129fb5e7"`
[INFO] [stdout] 49a22e197a488462bbafe02432d18d3e016436933ff42cbdb258eb74129fb5e7