[INFO] updating cached repository kangalioo/bf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kangalioo/bf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kangalioo/bf" "work/ex/beta-1.38-1/sources/1.37.0/gh/kangalioo/bf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/kangalioo/bf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kangalioo/bf" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kangalioo/bf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kangalioo/bf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] baa2a8de4dc6f6834bcb89483614f4586a17d8ed
[INFO] sha for GitHub repo kangalioo/bf: baa2a8de4dc6f6834bcb89483614f4586a17d8ed
[INFO] validating manifest of kangalioo/bf 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 kangalioo/bf 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 kangalioo/bf
[INFO] finished frobbing kangalioo/bf
[INFO] frobbed toml for kangalioo/bf written to work/ex/beta-1.38-1/sources/1.37.0/gh/kangalioo/bf/Cargo.toml
[INFO] started frobbing kangalioo/bf
[INFO] finished frobbing kangalioo/bf
[INFO] frobbed toml for kangalioo/bf written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/kangalioo/bf/Cargo.toml
[INFO] crate kangalioo/bf 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing kangalioo/bf 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-7/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/kangalioo/bf:/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] 6ef80fb8f522063bc9dc165a19971ef6dbd81cc699372cf3ec8eaa9b8a422b9a
[INFO] running `"docker" "start" "-a" "6ef80fb8f522063bc9dc165a19971ef6dbd81cc699372cf3ec8eaa9b8a422b9a"`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/macro_.rs:3:40
[INFO] [stderr]   |
[INFO] [stderr] 3 |     PredefinedMacro { code_generator: &'a Fn() -> String }
[INFO] [stderr]   |                                           ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> String`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Macro`
[INFO] [stderr]   --> src/macro_.rs:33:2
[INFO] [stderr]    |
[INFO] [stderr] 33 |       Macro {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 34 | |         macro_: &'a Macro<'a>,
[INFO] [stderr] 35 | |     },
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "6ef80fb8f522063bc9dc165a19971ef6dbd81cc699372cf3ec8eaa9b8a422b9a"`
[INFO] running `"docker" "rm" "-f" "6ef80fb8f522063bc9dc165a19971ef6dbd81cc699372cf3ec8eaa9b8a422b9a"`
[INFO] [stdout] 6ef80fb8f522063bc9dc165a19971ef6dbd81cc699372cf3ec8eaa9b8a422b9a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/kangalioo/bf:/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] ddd28f159076788ba65c4cf3a8d41aaced460698a4a2b69ceabcd2d551febea7
[INFO] running `"docker" "start" "-a" "ddd28f159076788ba65c4cf3a8d41aaced460698a4a2b69ceabcd2d551febea7"`
[INFO] [stderr]    Compiling bf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/macro_.rs:3:40
[INFO] [stderr]   |
[INFO] [stderr] 3 |     PredefinedMacro { code_generator: &'a Fn() -> String }
[INFO] [stderr]   |                                           ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> String`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Macro`
[INFO] [stderr]   --> src/macro_.rs:33:2
[INFO] [stderr]    |
[INFO] [stderr] 33 |       Macro {
[INFO] [stderr]    |  _____^
[INFO] [stderr] 34 | |         macro_: &'a Macro<'a>,
[INFO] [stderr] 35 | |     },
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "ddd28f159076788ba65c4cf3a8d41aaced460698a4a2b69ceabcd2d551febea7"`
[INFO] running `"docker" "rm" "-f" "ddd28f159076788ba65c4cf3a8d41aaced460698a4a2b69ceabcd2d551febea7"`
[INFO] [stdout] ddd28f159076788ba65c4cf3a8d41aaced460698a4a2b69ceabcd2d551febea7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/kangalioo/bf:/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] 9e07ee92f12d7515b8242906133a1013ec70eea09943303352161a2b36871f92
[INFO] running `"docker" "start" "-a" "9e07ee92f12d7515b8242906133a1013ec70eea09943303352161a2b36871f92"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bf-36b31bba836b6149
[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" "9e07ee92f12d7515b8242906133a1013ec70eea09943303352161a2b36871f92"`
[INFO] running `"docker" "rm" "-f" "9e07ee92f12d7515b8242906133a1013ec70eea09943303352161a2b36871f92"`
[INFO] [stdout] 9e07ee92f12d7515b8242906133a1013ec70eea09943303352161a2b36871f92