[INFO] crate qbsdiff 1.2.0 is already in cache
[INFO] checking qbsdiff-1.2.0 against try#e922e6444795ab795fab1943288aee3d543699b8 for pr-66852
[INFO] extracting crate qbsdiff 1.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate qbsdiff 1.2.0 on toolchain e922e6444795ab795fab1943288aee3d543699b8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate qbsdiff 1.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate qbsdiff 1.2.0
[INFO] tweaked toml for crates.io crate qbsdiff 1.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate qbsdiff 1.2.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e922e6444795ab795fab1943288aee3d543699b8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+e922e6444795ab795fab1943288aee3d543699b8" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e5ebdb3459a3fe22766d1de069284dbf1a82f407b22b68cf75ce4ac8009c7a76
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e5ebdb3459a3fe22766d1de069284dbf1a82f407b22b68cf75ce4ac8009c7a76"`
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking memchr v2.2.0
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking subprocess v0.1.18
[INFO] [stderr]     Checking chrono v0.4.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.3.8
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking bstr v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking rayon-core v1.6.0
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking suffix_array v0.4.0
[INFO] [stderr]     Checking ignore v0.4.7
[INFO] [stderr]     Checking qbsdiff v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking globwalk v0.7.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.26s
[INFO] running `"docker" "inspect" "e5ebdb3459a3fe22766d1de069284dbf1a82f407b22b68cf75ce4ac8009c7a76"`
[INFO] running `"docker" "rm" "-f" "e5ebdb3459a3fe22766d1de069284dbf1a82f407b22b68cf75ce4ac8009c7a76"`
[INFO] [stdout] e5ebdb3459a3fe22766d1de069284dbf1a82f407b22b68cf75ce4ac8009c7a76