Oct 12 20:02:34.151 INFO checking jameslzhu/telescope against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977 Oct 12 20:02:34.151 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"` Oct 12 20:02:34.530 INFO blam! 340ccf155e65504399bec761d0e4c04b5b18b184aca58bdde4cdfbe8bc3f7ae4 Oct 12 20:02:34.531 INFO running `"docker" "start" "-a" "340ccf155e65504399bec761d0e4c04b5b18b184aca58bdde4cdfbe8bc3f7ae4"` Oct 12 20:02:35.896 INFO kablam! usermod: no changes Oct 12 20:02:36.076 INFO kablam! Compiling backtrace-sys v0.1.12 Oct 12 20:02:36.076 INFO kablam! Checking nix v0.5.1 Oct 12 20:02:36.077 INFO kablam! Compiling derive-error-chain v0.11.0 Oct 12 20:02:36.077 INFO kablam! Checking float-cmp v0.2.4 Oct 12 20:02:46.520 INFO kablam! Checking rustyline v1.0.0 Oct 12 20:02:57.492 INFO kablam! Checking backtrace v0.3.3 Oct 12 20:02:58.101 INFO kablam! Checking error-chain v0.11.0 Oct 12 20:02:59.036 INFO kablam! Checking telescope v0.6.0 (/source) Oct 12 20:03:03.256 INFO kablam! Finished dev [unoptimized + debuginfo] target(s) in 27.34s Oct 12 20:03:03.260 INFO kablam! su: No module specific data is present Oct 12 20:03:03.880 INFO running `"docker" "rm" "-f" "340ccf155e65504399bec761d0e4c04b5b18b184aca58bdde4cdfbe8bc3f7ae4"` Oct 12 20:03:04.176 INFO blam! 340ccf155e65504399bec761d0e4c04b5b18b184aca58bdde4cdfbe8bc3f7ae4