[INFO] cloning repository https://github.com/ithinuel/sandbox
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ithinuel/sandbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fithinuel%2Fsandbox"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fithinuel%2Fsandbox'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2851719ec975d9f75ec4baeb99cbc2d94da4bda7
[INFO] checking ithinuel/sandbox against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fithinuel%2Fsandbox" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ithinuel/sandbox on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ithinuel/sandbox
[INFO] finished tweaking git repo https://github.com/ithinuel/sandbox
[INFO] tweaked toml for git repo https://github.com/ithinuel/sandbox written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ithinuel/sandbox already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 10a75585a7a2ced70778feb4219620fd687d752ea6e87b288310b09b019f8e88
[INFO] running `"docker" "start" "-a" "10a75585a7a2ced70778feb4219620fd687d752ea6e87b288310b09b019f8e88"`
[INFO] [stderr]     Checking rustc-serialize v0.3.21
[INFO] [stderr]     Checking rand v0.3.15
[INFO] [stderr]     Checking num-bigint v0.1.35
[INFO] [stderr]     Checking num-complex 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/rustwide/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 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" "10a75585a7a2ced70778feb4219620fd687d752ea6e87b288310b09b019f8e88"`
[INFO] running `"docker" "rm" "-f" "10a75585a7a2ced70778feb4219620fd687d752ea6e87b288310b09b019f8e88"`
[INFO] [stdout] 10a75585a7a2ced70778feb4219620fd687d752ea6e87b288310b09b019f8e88