[INFO] fetching crate simple_asn1 0.4.0...
[INFO] checking simple_asn1-0.4.0 against master#446e5e57b667c841ba3ebb4b41b44fb98bd3af4b for pr-65294
[INFO] extracting crate simple_asn1 0.4.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate simple_asn1 0.4.0 on toolchain 446e5e57b667c841ba3ebb4b41b44fb98bd3af4b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate simple_asn1 0.4.0
[INFO] finished tweaking crates.io crate simple_asn1 0.4.0
[INFO] tweaked toml for crates.io crate simple_asn1 0.4.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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" "+446e5e57b667c841ba3ebb4b41b44fb98bd3af4b" "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] 7a8d986d1064940221d5f35fa953e5f472f3a651b84192c8efb9039f3dce67b4
[INFO] running `"docker" "start" "-a" "7a8d986d1064940221d5f35fa953e5f472f3a651b84192c8efb9039f3dce67b4"`
[INFO] [stderr]     Checking simple_asn1 v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:342:32
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:346:34
[INFO] [stderr]     |
[INFO] [stderr] 346 |     fn source(&self) -> Option<&(Error + 'static)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:377:32
[INFO] [stderr]     |
[INFO] [stderr] 377 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:381:34
[INFO] [stderr]     |
[INFO] [stderr] 381 |     fn source(&self) -> Option<&(Error + 'static)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:342:32
[INFO] [stderr]     |
[INFO] [stderr] 342 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:346:34
[INFO] [stderr]     |
[INFO] [stderr] 346 |     fn source(&self) -> Option<&(Error + 'static)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:377:32
[INFO] [stderr]     |
[INFO] [stderr] 377 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:381:34
[INFO] [stderr]     |
[INFO] [stderr] 381 |     fn source(&self) -> Option<&(Error + 'static)> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:526:21
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let mut val = body.iter().map(|x| *x as char);
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:526:21
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let mut val = body.iter().map(|x| *x as char);
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `"docker" "inspect" "7a8d986d1064940221d5f35fa953e5f472f3a651b84192c8efb9039f3dce67b4"`
[INFO] running `"docker" "rm" "-f" "7a8d986d1064940221d5f35fa953e5f472f3a651b84192c8efb9039f3dce67b4"`
[INFO] [stdout] 7a8d986d1064940221d5f35fa953e5f472f3a651b84192c8efb9039f3dce67b4