[INFO] fetching crate error_defs 0.1.0...
[INFO] checking error_defs-0.1.0 against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] extracting crate error_defs 0.1.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate error_defs 0.1.0 on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[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-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6358a85d112cb227e4eab128cef401b2108bcdc2e9c696d8b5efb82f4eb786c
[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" "f6358a85d112cb227e4eab128cef401b2108bcdc2e9c696d8b5efb82f4eb786c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6358a85d112cb227e4eab128cef401b2108bcdc2e9c696d8b5efb82f4eb786c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6358a85d112cb227e4eab128cef401b2108bcdc2e9c696d8b5efb82f4eb786c", kill_on_drop: false }`
[INFO] [stdout] f6358a85d112cb227e4eab128cef401b2108bcdc2e9c696d8b5efb82f4eb786c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07344ea7c3d0f9c0b38f26c8c80fd57821524fda7383815d1603eafe34ebcf8a
[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" "07344ea7c3d0f9c0b38f26c8c80fd57821524fda7383815d1603eafe34ebcf8a", kill_on_drop: false }`
[INFO] [stderr]     Checking error_defs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/example.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_defs! {
[INFO] [stdout] 8  | |     error Example<T, U: Error> {
[INFO] [stdout] 9  | |         VariantA
[INFO] [stdout] 10 | |             => "short description",
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/example.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_defs! {
[INFO] [stdout] 8  | |     error Example<T, U: Error> {
[INFO] [stdout] 9  | |         VariantA
[INFO] [stdout] 10 | |             => "short description",
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/example.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_defs! {
[INFO] [stdout] 8  | |     error Example<T, U: Error> {
[INFO] [stdout] 9  | |         VariantA
[INFO] [stdout] 10 | |             => "short description",
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/example.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_defs! {
[INFO] [stdout] 8  | |     error Example<T, U: Error> {
[INFO] [stdout] 9  | |         VariantA
[INFO] [stdout] 10 | |             => "short description",
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> examples/example.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_defs! {
[INFO] [stdout] 8  | |     error Example<T, U: Error> {
[INFO] [stdout] 9  | |         VariantA
[INFO] [stdout] 10 | |             => "short description",
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> examples/example.rs:34:55
[INFO] [stdout]    |
[INFO] [stdout] 34 |         println!("error::Error::description => {}", e.description());
[INFO] [stdout]    |                                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> examples/example.rs:35:57
[INFO] [stdout]    |
[INFO] [stdout] 35 |         println!("error: Error::cause       => {:?}", e.cause());
[INFO] [stdout]    |                                                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::cause`: replaced by Error::source, which can support downcasting
[INFO] [stdout]   --> examples/example.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / error_defs! {
[INFO] [stdout] 8  | |     error Example<T, U: Error> {
[INFO] [stdout] 9  | |         VariantA
[INFO] [stdout] 10 | |             => "short description",
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout] 20 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "07344ea7c3d0f9c0b38f26c8c80fd57821524fda7383815d1603eafe34ebcf8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07344ea7c3d0f9c0b38f26c8c80fd57821524fda7383815d1603eafe34ebcf8a", kill_on_drop: false }`
[INFO] [stdout] 07344ea7c3d0f9c0b38f26c8c80fd57821524fda7383815d1603eafe34ebcf8a