[INFO] fetching crate pyoxidizer 0.7.0...
[INFO] checking pyoxidizer-0.7.0 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate pyoxidizer 0.7.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate pyoxidizer 0.7.0 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pyoxidizer 0.7.0
[INFO] finished tweaking crates.io crate pyoxidizer 0.7.0
[INFO] tweaked toml for crates.io crate pyoxidizer 0.7.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate pyoxidizer 0.7.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] ef60db07afab3b2b53f93cdb52836a24d29c9abd439c5a88ccb9b8eeca8f605a
[INFO] running `"docker" "start" "-a" "ef60db07afab3b2b53f93cdb52836a24d29c9abd439c5a88ccb9b8eeca8f605a"`
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[INFO] [stderr]    Compiling rand_os v0.1.3
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[INFO] [stderr]    Compiling docopt v1.1.0
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[INFO] [stderr]     Checking cargo_toml v0.8.0
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[INFO] [stderr]    Compiling string_cache v0.7.5
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[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling pyoxidizer v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking failure v0.1.7
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[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/py_packaging/bytecode.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         { regex::bytes::Regex::new(r"^[ \t\f]*#.*?coding[:=][ \t]*([-_.a-zA-Z0-9]+)").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/testutil.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         { tempdir::TempDir::new("pyoxidizer-test").expect("unable to create temp directory") };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/py_packaging/bytecode.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         { regex::bytes::Regex::new(r"^[ \t\f]*#.*?coding[:=][ \t]*([-_.a-zA-Z0-9]+)").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/py_packaging/bytecode.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         { regex::bytes::Regex::new(r"^[ \t\f]*#.*?coding[:=][ \t]*([-_.a-zA-Z0-9]+)").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/testutil.rs:33:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |         { tempdir::TempDir::new("pyoxidizer-test").expect("unable to create temp directory") };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary braces around block return value
[INFO] [stderr]   --> src/py_packaging/bytecode.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |         { regex::bytes::Regex::new(r"^[ \t\f]*#.*?coding[:=][ \t]*([-_.a-zA-Z0-9]+)").unwrap() };
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 18s
[INFO] running `"docker" "inspect" "ef60db07afab3b2b53f93cdb52836a24d29c9abd439c5a88ccb9b8eeca8f605a"`
[INFO] running `"docker" "rm" "-f" "ef60db07afab3b2b53f93cdb52836a24d29c9abd439c5a88ccb9b8eeca8f605a"`
[INFO] [stdout] ef60db07afab3b2b53f93cdb52836a24d29c9abd439c5a88ccb9b8eeca8f605a