[INFO] crate fastdl 0.2.0 is already in cache
[INFO] checking fastdl-0.2.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate fastdl 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate fastdl 0.2.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fastdl 0.2.0
[INFO] finished tweaking crates.io crate fastdl 0.2.0
[INFO] tweaked toml for crates.io crate fastdl 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 7b9ff4aee18dae60e661c4de34fe43f341df8fc649c5bceda5d6aaa6a6d36b92
[INFO] running `"docker" "start" "-a" "7b9ff4aee18dae60e661c4de34fe43f341df8fc649c5bceda5d6aaa6a6d36b92"`
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking fastdl v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::mem::transmute`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::mem::transmute;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(filename: &str) -> Result<Library<'a>> {
[INFO] [stderr]    |                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `symbol`
[INFO] [stderr]   --> src/lib.rs:17:40
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub unsafe fn get<T>(&'a mut self, symbol: &'a str) -> Result<&'a libloading::Symbol<'a, T>> {
[INFO] [stderr]    |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lib`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     lib: libloading::Library,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fn_map`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn_map: HashMap<&'a str, libloading::Symbol<'a, *const ()>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::mem::transmute`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::mem::transmute;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `filename`
[INFO] [stderr]   --> src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn new(filename: &str) -> Result<Library<'a>> {
[INFO] [stderr]    |                ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filename`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `symbol`
[INFO] [stderr]   --> src/lib.rs:17:40
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub unsafe fn get<T>(&'a mut self, symbol: &'a str) -> Result<&'a libloading::Symbol<'a, T>> {
[INFO] [stderr]    |                                        ^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `lib`
[INFO] [stderr]  --> src/lib.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     lib: libloading::Library,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `fn_map`
[INFO] [stderr]   --> src/lib.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn_map: HashMap<&'a str, libloading::Symbol<'a, *const ()>>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.57s
[INFO] running `"docker" "inspect" "7b9ff4aee18dae60e661c4de34fe43f341df8fc649c5bceda5d6aaa6a6d36b92"`
[INFO] running `"docker" "rm" "-f" "7b9ff4aee18dae60e661c4de34fe43f341df8fc649c5bceda5d6aaa6a6d36b92"`
[INFO] [stdout] 7b9ff4aee18dae60e661c4de34fe43f341df8fc649c5bceda5d6aaa6a6d36b92