[INFO] fetching crate embly-wrapper 0.0.2...
[INFO] checking embly-wrapper-0.0.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate embly-wrapper 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate embly-wrapper 0.0.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate embly-wrapper 0.0.2
[INFO] finished tweaking crates.io crate embly-wrapper 0.0.2
[INFO] tweaked toml for crates.io crate embly-wrapper 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate embly-wrapper 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protoc v2.10.0
[INFO] [stderr]   Downloaded lucet-module v0.4.1
[INFO] [stderr]   Downloaded protoc-rust v2.10.0
[INFO] [stderr]   Downloaded lucet-runtime v0.4.1
[INFO] [stderr]   Downloaded minisign v0.5.14
[INFO] [stderr]   Downloaded cranelift-entity v0.46.1
[INFO] [stderr]   Downloaded lucet-wasi v0.4.1
[INFO] [stderr]   Downloaded lucet-runtime-internals v0.4.1
[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" "+45d050cde277b22a755847338f2acc2c7b834141" "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] b4aa3bd0244b47c5783d0f4c97c625f6e9e3643539e4fdf18e44ba9a78f793d3
[INFO] running `"docker" "start" "-a" "b4aa3bd0244b47c5783d0f4c97c625f6e9e3643539e4fdf18e44ba9a78f793d3"`
[INFO] [stderr]    Compiling libc v0.2.59
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling protobuf v2.10.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling nix v0.13.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]     Checking cranelift-entity v0.46.1
[INFO] [stderr]     Checking xfailure v0.1.0
[INFO] [stderr]    Compiling lucet-wasi v0.4.1
[INFO] [stderr]     Checking human-size v0.4.0
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling lucet-runtime-internals v0.4.1
[INFO] [stderr]    Compiling lucet-runtime v0.4.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling raw-cpuid v6.1.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling protoc v2.10.0
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.6
[INFO] [stderr]     Checking backtrace-sys v0.1.32
[INFO] [stderr]     Checking getrandom v0.1.3
[INFO] [stderr]     Checking flate2 v1.0.12
[INFO] [stderr]     Checking rpassword v4.0.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking scrypt v0.2.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking minisign v0.5.14
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling protobuf-codegen v2.10.0
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling num-derive v0.3.0
[INFO] [stderr]    Compiling protoc-rust v2.10.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]    Compiling embly-wrapper v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]     Checking object v0.14.1
[INFO] [stderr]     Checking lucet-module v0.4.1
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/hostcalls.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     (match rest {
[INFO] [stderr] 85 | |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 | |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 | |     } as u16)
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 84 |     match rest {
[INFO] [stderr] 85 |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 |     } as u16
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/hostcalls.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     (match rest {
[INFO] [stderr] 85 | |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 | |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 | |     } as u16)
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 84 |     match rest {
[INFO] [stderr] 85 |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 |     } as u16
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/hostcalls.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     (match rest {
[INFO] [stderr] 85 | |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 | |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 | |     } as u16)
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/main.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![warn(unused_import_braces, unused_parens)]
[INFO] [stderr]    |                               ^^^^^^^^^^^^^
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 84 |     match rest {
[INFO] [stderr] 85 |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 |     } as u16
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/hostcalls.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     (match rest {
[INFO] [stderr] 85 | |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 | |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 | |     } as u16)
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]   --> src/main.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 | #![warn(unused_import_braces, unused_parens)]
[INFO] [stderr]    |                               ^^^^^^^^^^^^^
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 84 |     match rest {
[INFO] [stderr] 85 |         Ok(_) => host::__WASI_ESUCCESS,
[INFO] [stderr] 86 |         Err(err) => err.to_wasi_err(),
[INFO] [stderr] 87 |     } as u16
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `"docker" "inspect" "b4aa3bd0244b47c5783d0f4c97c625f6e9e3643539e4fdf18e44ba9a78f793d3"`
[INFO] running `"docker" "rm" "-f" "b4aa3bd0244b47c5783d0f4c97c625f6e9e3643539e4fdf18e44ba9a78f793d3"`
[INFO] [stdout] b4aa3bd0244b47c5783d0f4c97c625f6e9e3643539e4fdf18e44ba9a78f793d3