[INFO] fetching crate hbs-acc 0.2.0...
[INFO] extracting crate hbs-acc 0.2.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/hbs-acc/0.2.0
[INFO] extracting crate hbs-acc 0.2.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/hbs-acc/0.2.0
[INFO] validating manifest of hbs-acc-0.2.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of hbs-acc-0.2.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing hbs-acc-0.2.0
[INFO] finished frobbing hbs-acc-0.2.0
[INFO] frobbed toml for hbs-acc-0.2.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/hbs-acc/0.2.0/Cargo.toml
[INFO] started frobbing hbs-acc-0.2.0
[INFO] finished frobbing hbs-acc-0.2.0
[INFO] frobbed toml for hbs-acc-0.2.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/hbs-acc/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hbs-acc-sys v0.2.1
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] building hbs-acc-0.2.0 against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/hbs-acc/0.2.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] a6c19bf80738c8b1a36250ea108798c784b2190460888c35aa9d2dfcf2f5300d
[INFO] running `"docker" "start" "-a" "a6c19bf80738c8b1a36250ea108798c784b2190460888c35aa9d2dfcf2f5300d"`
[INFO] [stderr]    Compiling hbs-builder v0.2.1
[INFO] [stderr]    Compiling hbs-common-sys v0.2.1
[INFO] [stderr]    Compiling hbs-acc-sys v0.2.1
[INFO] [stderr]    Compiling hbs-acc v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.00s
[INFO] running `"docker" "inspect" "a6c19bf80738c8b1a36250ea108798c784b2190460888c35aa9d2dfcf2f5300d"`
[INFO] running `"docker" "rm" "-f" "a6c19bf80738c8b1a36250ea108798c784b2190460888c35aa9d2dfcf2f5300d"`
[INFO] [stdout] a6c19bf80738c8b1a36250ea108798c784b2190460888c35aa9d2dfcf2f5300d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/hbs-acc/0.2.0:/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] daf5a4c1e3377609fe16bc19fe831b4a0ade08388ce46c7e20bde84184815318
[INFO] running `"docker" "start" "-a" "daf5a4c1e3377609fe16bc19fe831b4a0ade08388ce46c7e20bde84184815318"`
[INFO] [stderr]    Compiling hbs-acc v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: static variable `received_cb` should have an upper case name
[INFO] [stderr]    --> lib.rs:207:20
[INFO] [stderr]     |
[INFO] [stderr] 207 |         static mut received_cb: bool = false;
[INFO] [stderr]     |                    ^^^^^^^^^^^ help: convert the identifier to upper case: `RECEIVED_CB`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "daf5a4c1e3377609fe16bc19fe831b4a0ade08388ce46c7e20bde84184815318"`
[INFO] running `"docker" "rm" "-f" "daf5a4c1e3377609fe16bc19fe831b4a0ade08388ce46c7e20bde84184815318"`
[INFO] [stdout] daf5a4c1e3377609fe16bc19fe831b4a0ade08388ce46c7e20bde84184815318