[INFO] fetching crate aws-nitro-enclaves-attestation-ffi 0.1.0...
[INFO] checking aws-nitro-enclaves-attestation-ffi-0.1.0 against master#df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e for pr-95474
[INFO] extracting crate aws-nitro-enclaves-attestation-ffi 0.1.0 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate aws-nitro-enclaves-attestation-ffi 0.1.0 on toolchain df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate aws-nitro-enclaves-attestation-ffi 0.1.0
[INFO] finished tweaking crates.io crate aws-nitro-enclaves-attestation-ffi 0.1.0
[INFO] tweaked toml for crates.io crate aws-nitro-enclaves-attestation-ffi 0.1.0 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded der-oid-macro v0.4.0
[INFO] [stderr]   Downloaded assert_cmd v1.0.8
[INFO] [stderr]   Downloaded aws-nitro-enclaves-cose v0.1.0
[INFO] [stderr]   Downloaded der-parser v5.1.2
[INFO] [stderr]   Downloaded inline-c-macro v0.1.5
[INFO] [stderr]   Downloaded rusticata-macros v3.2.0
[INFO] [stderr]   Downloaded oid-registry v0.1.5
[INFO] [stderr]   Downloaded x509-parser v0.9.2
[INFO] [stderr]   Downloaded inline-c v0.1.6
[INFO] [stderr]   Downloaded target-lexicon v0.11.2
[INFO] [stderr]   Downloaded cbindgen v0.18.0
[INFO] [stderr]   Downloaded aws-nitro-enclaves-attestation v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 469ebe8ab2a44fc257c137069d6008538124e476fac0200a12d8983f09e58c7f
[INFO] running `Command { std: "docker" "start" "-a" "469ebe8ab2a44fc257c137069d6008538124e476fac0200a12d8983f09e58c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "469ebe8ab2a44fc257c137069d6008538124e476fac0200a12d8983f09e58c7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469ebe8ab2a44fc257c137069d6008538124e476fac0200a12d8983f09e58c7f", kill_on_drop: false }`
[INFO] [stdout] 469ebe8ab2a44fc257c137069d6008538124e476fac0200a12d8983f09e58c7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+df20355fa9fa5e9fb89be4e4bfee8a643bb7a23e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdbf6dac4e9dcab77da309839b2449ee20898eb0fd71a9a5a4d92934c4cf2892
[INFO] running `Command { std: "docker" "start" "-a" "bdbf6dac4e9dcab77da309839b2449ee20898eb0fd71a9a5a4d92934c4cf2892", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.1.0
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[INFO] [stderr]    Compiling serde v1.0.136
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[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling atty v0.2.14
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[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling inline-c-macro v0.1.5
[INFO] [stderr]    Compiling inline-c v0.1.6
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking assert_cmd v1.0.8
[INFO] [stderr]     Checking predicates v1.0.8
[INFO] [stderr]     Checking rusticata-macros v3.2.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]    Compiling darling_core v0.13.2
[INFO] [stderr]    Compiling der-oid-macro v0.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling serde_repr v0.1.7
[INFO] [stderr]    Compiling darling_macro v0.13.2
[INFO] [stderr]     Checking der-parser v5.1.2
[INFO] [stderr]    Compiling darling v0.13.2
[INFO] [stderr]    Compiling serde_with_macros v1.5.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_with v1.12.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking x509-parser v0.9.2
[INFO] [stderr]     Checking aws-nitro-enclaves-cose v0.1.0
[INFO] [stderr]     Checking aws-nitro-enclaves-attestation v0.1.0
[INFO] [stderr]    Compiling aws-nitro-enclaves-attestation-ffi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     CString::from_raw(ptr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `CString::from_raw` that must be used
[INFO] [stdout]   --> src/lib.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     CString::from_raw(ptr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: call `drop(from_raw(ptr))` if you intend to drop the `CString`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 03s
[INFO] running `Command { std: "docker" "inspect" "bdbf6dac4e9dcab77da309839b2449ee20898eb0fd71a9a5a4d92934c4cf2892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdbf6dac4e9dcab77da309839b2449ee20898eb0fd71a9a5a4d92934c4cf2892", kill_on_drop: false }`
[INFO] [stdout] bdbf6dac4e9dcab77da309839b2449ee20898eb0fd71a9a5a4d92934c4cf2892