[INFO] crate bdrck_test 0.1.1 is already in cache
[INFO] extracting crate bdrck_test 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/bdrck_test/0.1.1
[INFO] extracting crate bdrck_test 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bdrck_test/0.1.1
[INFO] validating manifest of bdrck_test-0.1.1 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 bdrck_test-0.1.1 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 bdrck_test-0.1.1
[INFO] finished frobbing bdrck_test-0.1.1
[INFO] frobbed toml for bdrck_test-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bdrck_test/0.1.1/Cargo.toml
[INFO] started frobbing bdrck_test-0.1.1
[INFO] finished frobbing bdrck_test-0.1.1
[INFO] frobbed toml for bdrck_test-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bdrck_test/0.1.1/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 bdrck_test-0.1.1 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bdrck_test/0.1.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9e7c6e2a7d15bb25ababf7c40458db2aa509486b4163a5a3981030b6f404670c
[INFO] running `"docker" "start" "-a" "9e7c6e2a7d15bb25ababf7c40458db2aa509486b4163a5a3981030b6f404670c"`
[INFO] [stderr]    Compiling bdrck_test v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "9e7c6e2a7d15bb25ababf7c40458db2aa509486b4163a5a3981030b6f404670c"`
[INFO] running `"docker" "rm" "-f" "9e7c6e2a7d15bb25ababf7c40458db2aa509486b4163a5a3981030b6f404670c"`
[INFO] [stdout] 9e7c6e2a7d15bb25ababf7c40458db2aa509486b4163a5a3981030b6f404670c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bdrck_test/0.1.1:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3a7a1d7b903f7bc045a76e65863c16bf56e25e67258d8ffb65ca913cc067c510
[INFO] running `"docker" "start" "-a" "3a7a1d7b903f7bc045a76e65863c16bf56e25e67258d8ffb65ca913cc067c510"`
[INFO] [stderr]    Compiling bdrck_test v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/fn_instrumentation.rs:41:31
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let mut function: Box<FnMut()> = Box::new(|| { instrumentation.record_call(); });
[INFO] [stderr]    |                               ^^^^^^^ help: use `dyn`: `dyn FnMut()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "3a7a1d7b903f7bc045a76e65863c16bf56e25e67258d8ffb65ca913cc067c510"`
[INFO] running `"docker" "rm" "-f" "3a7a1d7b903f7bc045a76e65863c16bf56e25e67258d8ffb65ca913cc067c510"`
[INFO] [stdout] 3a7a1d7b903f7bc045a76e65863c16bf56e25e67258d8ffb65ca913cc067c510
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bdrck_test/0.1.1:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f293db62f667ce06012e62700d90718a7e6a94be343d5ba348ba25735d6a2a02
[INFO] running `"docker" "start" "-a" "f293db62f667ce06012e62700d90718a7e6a94be343d5ba348ba25735d6a2a02"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bdrck_test-98716373d0b686cb
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test fn_instrumentation::test::test_fn_mut_instrumentation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bdrck_test
[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" "f293db62f667ce06012e62700d90718a7e6a94be343d5ba348ba25735d6a2a02"`
[INFO] running `"docker" "rm" "-f" "f293db62f667ce06012e62700d90718a7e6a94be343d5ba348ba25735d6a2a02"`
[INFO] [stdout] f293db62f667ce06012e62700d90718a7e6a94be343d5ba348ba25735d6a2a02