[INFO] crate versionize 0.1.1 is already in cache
[INFO] checking versionize-0.1.1 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate versionize 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate versionize 0.1.1 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate versionize 0.1.1
[INFO] finished tweaking crates.io crate versionize 0.1.1
[INFO] tweaked toml for crates.io crate versionize 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] 15773ca474ddbb539c6f8d81a0b9a9c0684bcdad5c8410818b4fb5ba3fe9d2fc
[INFO] running `"docker" "start" "-a" "15773ca474ddbb539c6f8d81a0b9a9c0684bcdad5c8410818b4fb5ba3fe9d2fc"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking crc64 v1.0.0
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking vm-memory v0.2.1
[INFO] [stderr]     Checking vmm-sys-util v0.6.0
[INFO] [stderr]    Compiling versionize_derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking versionize v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/primitives.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 |         std::mem::replace(object.as_mut_fam_struct(), header);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used
[INFO] [stderr]    --> src/primitives.rs:377:9
[INFO] [stderr]     |
[INFO] [stderr] 377 |         std::mem::replace(object.as_mut_fam_struct(), header);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: if you don't need the old value, you can just assign the new value directly
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.34s
[INFO] running `"docker" "inspect" "15773ca474ddbb539c6f8d81a0b9a9c0684bcdad5c8410818b4fb5ba3fe9d2fc"`
[INFO] running `"docker" "rm" "-f" "15773ca474ddbb539c6f8d81a0b9a9c0684bcdad5c8410818b4fb5ba3fe9d2fc"`
[INFO] [stdout] 15773ca474ddbb539c6f8d81a0b9a9c0684bcdad5c8410818b4fb5ba3fe9d2fc