[INFO] crate error_defs 0.1.0 is already in cache
[INFO] checking error_defs-0.1.0 against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] extracting crate error_defs 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate error_defs 0.1.0 on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate error_defs 0.1.0
[INFO] finished tweaking crates.io crate error_defs 0.1.0
[INFO] tweaked toml for crates.io crate error_defs 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 879c254ada1ffc0a8cab1e78570b8089b504b6ce4ed8998f52b73db13d935cf8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "879c254ada1ffc0a8cab1e78570b8089b504b6ce4ed8998f52b73db13d935cf8"`
[INFO] [stderr]     Checking error_defs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> examples/example.rs:34:55
[INFO] [stderr]    |
[INFO] [stderr] 34 |         println!("error::Error::description => {}", e.description());
[INFO] [stderr]    |                                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> examples/example.rs:35:57
[INFO] [stderr]    |
[INFO] [stderr] 35 |         println!("error: Error::cause       => {:?}", e.cause());
[INFO] [stderr]    |                                                         ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> examples/example.rs:7:1
[INFO] [stderr]    |
[INFO] [stderr] 7  | / error_defs! {
[INFO] [stderr] 8  | |     error Example<T, U: Error> {
[INFO] [stderr] 9  | |         VariantA
[INFO] [stderr] 10 | |             => "short description",
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     }
[INFO] [stderr] 20 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "879c254ada1ffc0a8cab1e78570b8089b504b6ce4ed8998f52b73db13d935cf8"`
[INFO] running `"docker" "rm" "-f" "879c254ada1ffc0a8cab1e78570b8089b504b6ce4ed8998f52b73db13d935cf8"`
[INFO] [stdout] 879c254ada1ffc0a8cab1e78570b8089b504b6ce4ed8998f52b73db13d935cf8