[INFO] crate crossbeam-skiplist 0.0.0 is already in cache
[INFO] extracting crate crossbeam-skiplist 0.0.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/crossbeam-skiplist/0.0.0
[INFO] extracting crate crossbeam-skiplist 0.0.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crossbeam-skiplist/0.0.0
[INFO] validating manifest of crossbeam-skiplist-0.0.0 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 crossbeam-skiplist-0.0.0 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 crossbeam-skiplist-0.0.0
[INFO] finished frobbing crossbeam-skiplist-0.0.0
[INFO] frobbed toml for crossbeam-skiplist-0.0.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/crossbeam-skiplist/0.0.0/Cargo.toml
[INFO] started frobbing crossbeam-skiplist-0.0.0
[INFO] finished frobbing crossbeam-skiplist-0.0.0
[INFO] frobbed toml for crossbeam-skiplist-0.0.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/crossbeam-skiplist/0.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 crossbeam-skiplist-0.0.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/crossbeam-skiplist/0.0.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 5364079bf8377a88f66cd03ab0e6a11731f14525d4ce769ce30eef292dc14d07
[INFO] running `"docker" "start" "-a" "5364079bf8377a88f66cd03ab0e6a11731f14525d4ce769ce30eef292dc14d07"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.2.0
[INFO] [stderr]    Compiling crossbeam-skiplist v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.94s
[INFO] running `"docker" "inspect" "5364079bf8377a88f66cd03ab0e6a11731f14525d4ce769ce30eef292dc14d07"`
[INFO] running `"docker" "rm" "-f" "5364079bf8377a88f66cd03ab0e6a11731f14525d4ce769ce30eef292dc14d07"`
[INFO] [stdout] 5364079bf8377a88f66cd03ab0e6a11731f14525d4ce769ce30eef292dc14d07
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/crossbeam-skiplist/0.0.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e88cab27b07b6db27e30609f9f4a162aae848fbf79af24d7363abe0ad9ee758f
[INFO] running `"docker" "start" "-a" "e88cab27b07b6db27e30609f9f4a162aae848fbf79af24d7363abe0ad9ee758f"`
[INFO] [stderr]    Compiling crossbeam-skiplist v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "e88cab27b07b6db27e30609f9f4a162aae848fbf79af24d7363abe0ad9ee758f"`
[INFO] running `"docker" "rm" "-f" "e88cab27b07b6db27e30609f9f4a162aae848fbf79af24d7363abe0ad9ee758f"`
[INFO] [stdout] e88cab27b07b6db27e30609f9f4a162aae848fbf79af24d7363abe0ad9ee758f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/crossbeam-skiplist/0.0.0:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 04792ecd48af0181d1344bdf0879d4336c758d97ab99d37e0f47b91032e32f4e
[INFO] running `"docker" "start" "-a" "04792ecd48af0181d1344bdf0879d4336c758d97ab99d37e0f47b91032e32f4e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/crossbeam_skiplist-9676594a201d027e
[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 crossbeam-skiplist
[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" "04792ecd48af0181d1344bdf0879d4336c758d97ab99d37e0f47b91032e32f4e"`
[INFO] running `"docker" "rm" "-f" "04792ecd48af0181d1344bdf0879d4336c758d97ab99d37e0f47b91032e32f4e"`
[INFO] [stdout] 04792ecd48af0181d1344bdf0879d4336c758d97ab99d37e0f47b91032e32f4e