[INFO] updating cached repository ithinuel/sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ithinuel/sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ithinuel/sandbox" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ithinuel/sandbox"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ithinuel/sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ithinuel/sandbox" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ithinuel/sandbox"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ithinuel/sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2851719ec975d9f75ec4baeb99cbc2d94da4bda7
[INFO] sha for GitHub repo ithinuel/sandbox: 2851719ec975d9f75ec4baeb99cbc2d94da4bda7
[INFO] validating manifest of ithinuel/sandbox on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ithinuel/sandbox on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ithinuel/sandbox
[INFO] finished frobbing ithinuel/sandbox
[INFO] frobbed toml for ithinuel/sandbox written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/ithinuel/sandbox/Cargo.toml
[INFO] started frobbing ithinuel/sandbox
[INFO] finished frobbing ithinuel/sandbox
[INFO] frobbed toml for ithinuel/sandbox written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ithinuel/sandbox/Cargo.toml
[INFO] crate ithinuel/sandbox already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ithinuel/sandbox against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-2/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/ithinuel/sandbox:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b7009b1928bf1db28234152837ba70eab89fb209295fd302d42652522a9a9d90
[INFO] running `"docker" "start" "-a" "b7009b1928bf1db28234152837ba70eab89fb209295fd302d42652522a9a9d90"`
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking num-rational v0.1.35
[INFO] [stderr]     Checking num v0.1.36
[INFO] [stderr]     Checking sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `qc`
[INFO] [stderr]    --> src/float/conv.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |     use qc::{I32, U32, I64, U64, F32, F64};
[INFO] [stderr]     |         ^^ maybe a missing `extern crate qc;`?
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `check!` in this scope
[INFO] [stderr]    --> src/float/conv.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     check! {
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `sandbox`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "b7009b1928bf1db28234152837ba70eab89fb209295fd302d42652522a9a9d90"`
[INFO] running `"docker" "rm" "-f" "b7009b1928bf1db28234152837ba70eab89fb209295fd302d42652522a9a9d90"`
[INFO] [stdout] b7009b1928bf1db28234152837ba70eab89fb209295fd302d42652522a9a9d90