[INFO] fetching crate range-encoding 0.2.1...
[INFO] checking range-encoding-0.2.1 against master#7f5a42b073dc2bee2aa625052eb066ee07072048 for pr-78991
[INFO] extracting crate range-encoding 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate range-encoding 0.2.1 on toolchain 7f5a42b073dc2bee2aa625052eb066ee07072048
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate range-encoding 0.2.1
[INFO] finished tweaking crates.io crate range-encoding 0.2.1
[INFO] tweaked toml for crates.io crate range-encoding 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 795705aebcdf91f0afb68ca278f3a5cfd1463e7c95e6d6f138c8809454c62538
[INFO] running `Command { std: "docker" "start" "-a" "795705aebcdf91f0afb68ca278f3a5cfd1463e7c95e6d6f138c8809454c62538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "795705aebcdf91f0afb68ca278f3a5cfd1463e7c95e6d6f138c8809454c62538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "795705aebcdf91f0afb68ca278f3a5cfd1463e7c95e6d6f138c8809454c62538", kill_on_drop: false }`
[INFO] [stdout] 795705aebcdf91f0afb68ca278f3a5cfd1463e7c95e6d6f138c8809454c62538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+7f5a42b073dc2bee2aa625052eb066ee07072048" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34e5575246cb4b6c6043b4f3f81e792b2f504937de1efe6afb664d91ccd951f8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34e5575246cb4b6c6043b4f3f81e792b2f504937de1efe6afb664d91ccd951f8", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking range-encoding v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/opus/imported_decode.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/opus/imported_decode.rs:62:6
[INFO] [stdout]    |
[INFO] [stdout] 62 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<u8, std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/opus/imported_decode.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 | ) -> Result<u8, std::io::Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]    --> src/opus/imported_decode.rs:123:6
[INFO] [stdout]     |
[INFO] [stdout] 123 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<i32, std::io::Error>`, which is not FFI-safe
[INFO] [stdout]    --> src/opus/imported_decode.rs:139:6
[INFO] [stdout]     |
[INFO] [stdout] 139 | ) -> Result<i32, std::io::Error> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<i32, std::io::Error>`, which is not FFI-safe
[INFO] [stdout]    --> src/opus/imported_decode.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 156 | ) -> Result<i32, std::io::Error> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/opus/imported_decode.rs:45:6
[INFO] [stdout]    |
[INFO] [stdout] 45 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(improper_ctypes_definitions)]` on by default
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/opus/imported_decode.rs:62:6
[INFO] [stdout]    |
[INFO] [stdout] 62 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<u8, std::io::Error>`, which is not FFI-safe
[INFO] [stdout]   --> src/opus/imported_decode.rs:78:6
[INFO] [stdout]    |
[INFO] [stdout] 78 | ) -> Result<u8, std::io::Error> {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]    = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<(), std::io::Error>`, which is not FFI-safe
[INFO] [stdout]    --> src/opus/imported_decode.rs:123:6
[INFO] [stdout]     |
[INFO] [stdout] 123 | ) -> Result<(), std::io::Error> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<i32, std::io::Error>`, which is not FFI-safe
[INFO] [stdout]    --> src/opus/imported_decode.rs:139:6
[INFO] [stdout]     |
[INFO] [stdout] 139 | ) -> Result<i32, std::io::Error> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `extern` fn uses type `std::result::Result<i32, std::io::Error>`, which is not FFI-safe
[INFO] [stdout]    --> src/opus/imported_decode.rs:156:6
[INFO] [stdout]     |
[INFO] [stdout] 156 | ) -> Result<i32, std::io::Error> {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^ not FFI-safe
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider adding a `#[repr(C)]`, `#[repr(transparent)]`, or integer `#[repr(...)]` attribute to this enum
[INFO] [stdout]     = note: enum has no representation hint
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.53s
[INFO] running `Command { std: "docker" "inspect" "34e5575246cb4b6c6043b4f3f81e792b2f504937de1efe6afb664d91ccd951f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34e5575246cb4b6c6043b4f3f81e792b2f504937de1efe6afb664d91ccd951f8", kill_on_drop: false }`
[INFO] [stdout] 34e5575246cb4b6c6043b4f3f81e792b2f504937de1efe6afb664d91ccd951f8