[INFO] fetching crate interact 0.3.6...
[INFO] checking interact-0.3.6 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate interact 0.3.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate interact 0.3.6 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interact 0.3.6
[INFO] finished tweaking crates.io crate interact 0.3.6
[INFO] tweaked toml for crates.io crate interact 0.3.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d0f7af932a2a8abdc2decb1b26732f52c826587ec65cef9d952c117668233b5
[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" "5d0f7af932a2a8abdc2decb1b26732f52c826587ec65cef9d952c117668233b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d0f7af932a2a8abdc2decb1b26732f52c826587ec65cef9d952c117668233b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d0f7af932a2a8abdc2decb1b26732f52c826587ec65cef9d952c117668233b5", kill_on_drop: false }`
[INFO] [stdout] 5d0f7af932a2a8abdc2decb1b26732f52c826587ec65cef9d952c117668233b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf8ca0536a4032c98f7da790bc316357810830422cb521eeda8582ce72398d1a
[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" "cf8ca0536a4032c98f7da790bc316357810830422cb521eeda8582ce72398d1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling interact_derive v0.3.6
[INFO] [stderr]     Checking serde v1.0.124
[INFO] [stderr]     Checking ron v0.4.2
[INFO] [stderr]     Checking interact v0.3.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/climber.rs:82:44
[INFO] [stdout]     |
[INFO] [stdout] 82  |           enum T<A, B> { Struct(A), Enum(B) };
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 466 | /         climber_impl!(
[INFO] [stdout] 467 | |             check_field_access,
[INFO] [stdout] 468 | |             immut,
[INFO] [stdout] 469 | |             check_field_access_immut,
[INFO] [stdout] ...   |
[INFO] [stdout] 476 | |             reflect
[INFO] [stdout] 477 | |         )
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/climber.rs:82:44
[INFO] [stdout]     |
[INFO] [stdout] 82  |           enum T<A, B> { Struct(A), Enum(B) };
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 484 | /         climber_impl!(check_field_access, mut, check_field_access_mut,
[INFO] [stdout] 485 | |                       get_field_by_idx_mut, get_field_by_name_mut, general_access_mut, get_variant_struct_mut,
[INFO] [stdout] 486 | |                       EnumOrStructMut, self, reflect)
[INFO] [stdout]     | |_____________________________________________________- in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]   --> src/root.rs:99:10
[INFO] [stdout]    |
[INFO] [stdout] 99 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/climber.rs:82:44
[INFO] [stdout]     |
[INFO] [stdout] 82  |           enum T<A, B> { Struct(A), Enum(B) };
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 466 | /         climber_impl!(
[INFO] [stdout] 467 | |             check_field_access,
[INFO] [stdout] 468 | |             immut,
[INFO] [stdout] 469 | |             check_field_access_immut,
[INFO] [stdout] ...   |
[INFO] [stdout] 476 | |             reflect
[INFO] [stdout] 477 | |         )
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` 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: unnecessary trailing semicolon
[INFO] [stdout]    --> src/climber.rs:82:44
[INFO] [stdout]     |
[INFO] [stdout] 82  |           enum T<A, B> { Struct(A), Enum(B) };
[INFO] [stdout]     |                                              ^ help: remove this semicolon
[INFO] [stdout] ...
[INFO] [stdout] 484 | /         climber_impl!(check_field_access, mut, check_field_access_mut,
[INFO] [stdout] 485 | |                       get_field_by_idx_mut, get_field_by_name_mut, general_access_mut, get_variant_struct_mut,
[INFO] [stdout] 486 | |                       EnumOrStructMut, self, reflect)
[INFO] [stdout]     | |_____________________________________________________- in this macro invocation
[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: unnecessary trailing semicolon
[INFO] [stdout]   --> src/root.rs:99:10
[INFO] [stdout]    |
[INFO] [stdout] 99 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.44s
[INFO] running `Command { std: "docker" "inspect" "cf8ca0536a4032c98f7da790bc316357810830422cb521eeda8582ce72398d1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf8ca0536a4032c98f7da790bc316357810830422cb521eeda8582ce72398d1a", kill_on_drop: false }`
[INFO] [stdout] cf8ca0536a4032c98f7da790bc316357810830422cb521eeda8582ce72398d1a