[INFO] fetching crate interact 0.3.6...
[INFO] checking interact-0.3.6 against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] extracting crate interact 0.3.6 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate interact 0.3.6 on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", 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-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f28948d81aae22050f6e7b80bbc2d729d372801ff87599cd7aa2c0fbf4fdc277
[INFO] running `Command { std: "docker" "start" "-a" "f28948d81aae22050f6e7b80bbc2d729d372801ff87599cd7aa2c0fbf4fdc277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f28948d81aae22050f6e7b80bbc2d729d372801ff87599cd7aa2c0fbf4fdc277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28948d81aae22050f6e7b80bbc2d729d372801ff87599cd7aa2c0fbf4fdc277", kill_on_drop: false }`
[INFO] [stdout] f28948d81aae22050f6e7b80bbc2d729d372801ff87599cd7aa2c0fbf4fdc277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5957bab7611bf987c5efbfaba861b8babf5ccac1130c4d60c0b1227bd1a03006
[INFO] running `Command { std: "docker" "start" "-a" "5957bab7611bf987c5efbfaba861b8babf5ccac1130c4d60c0b1227bd1a03006", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]    Compiling quote v1.0.8
[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 v1.0.123
[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 54.19s
[INFO] running `Command { std: "docker" "inspect" "5957bab7611bf987c5efbfaba861b8babf5ccac1130c4d60c0b1227bd1a03006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5957bab7611bf987c5efbfaba861b8babf5ccac1130c4d60c0b1227bd1a03006", kill_on_drop: false }`
[INFO] [stdout] 5957bab7611bf987c5efbfaba861b8babf5ccac1130c4d60c0b1227bd1a03006