[INFO] cloning repository https://github.com/mthiesen/parsec_exe_unpacker
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mthiesen/parsec_exe_unpacker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthiesen%2Fparsec_exe_unpacker"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthiesen%2Fparsec_exe_unpacker'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 799397ed96dff8823f98789d69556b0d345521e8
[INFO] checking mthiesen/parsec_exe_unpacker against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmthiesen%2Fparsec_exe_unpacker" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mthiesen/parsec_exe_unpacker on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mthiesen/parsec_exe_unpacker
[INFO] finished tweaking git repo https://github.com/mthiesen/parsec_exe_unpacker
[INFO] tweaked toml for git repo https://github.com/mthiesen/parsec_exe_unpacker written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/mthiesen/parsec_exe_unpacker already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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] fbfaeada6dbc225170e06acb1a48b3176c1dbe9a7039f6c6da7fe6e78916d52c
[INFO] running `"docker" "start" "-a" "fbfaeada6dbc225170e06acb1a48b3176c1dbe9a7039f6c6da7fe6e78916d52c"`
[INFO] [stderr]     Checking assert_matches v1.3.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.13
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling os_type v0.6.0
[INFO] [stderr]    Compiling libunicorn-sys v0.8.0
[INFO] [stderr]    Compiling synstructure v0.9.0
[INFO] [stderr]     Checking unicorn v0.8.0
[INFO] [stderr]    Compiling failure_derive v0.1.2
[INFO] [stderr]     Checking failure v0.1.2
[INFO] [stderr]     Checking common_failures v0.1.1
[INFO] [stderr]     Checking parsec_exe_unpacker v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> tests/unpack_tests.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         write!(hex_string, "{:02X}", byte);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.74s
[INFO] running `"docker" "inspect" "fbfaeada6dbc225170e06acb1a48b3176c1dbe9a7039f6c6da7fe6e78916d52c"`
[INFO] running `"docker" "rm" "-f" "fbfaeada6dbc225170e06acb1a48b3176c1dbe9a7039f6c6da7fe6e78916d52c"`
[INFO] [stdout] fbfaeada6dbc225170e06acb1a48b3176c1dbe9a7039f6c6da7fe6e78916d52c