[INFO] fetching crate conrod_core 0.75.0...
[INFO] checking conrod_core-0.75.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate conrod_core 0.75.0 into /workspace/builds/worker-52/source
[INFO] validating manifest of crates.io crate conrod_core 0.75.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate conrod_core 0.75.0
[INFO] finished tweaking crates.io crate conrod_core 0.75.0
[INFO] tweaked toml for crates.io crate conrod_core 0.75.0 written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e114e26b2cd72f71010ca2b72ceb4dddfef01b9f1d70f56fcbcb024eaeb6825c
[INFO] running `Command { std: "docker" "start" "-a" "e114e26b2cd72f71010ca2b72ceb4dddfef01b9f1d70f56fcbcb024eaeb6825c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e114e26b2cd72f71010ca2b72ceb4dddfef01b9f1d70f56fcbcb024eaeb6825c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e114e26b2cd72f71010ca2b72ceb4dddfef01b9f1d70f56fcbcb024eaeb6825c", kill_on_drop: false }`
[INFO] [stdout] e114e26b2cd72f71010ca2b72ceb4dddfef01b9f1d70f56fcbcb024eaeb6825c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38f234243b2d06529327f1cc8ffb7068239a964053fc67dd9bbe61689554e0aa
[INFO] running `Command { std: "docker" "start" "-a" "38f234243b2d06529327f1cc8ffb7068239a964053fc67dd9bbe61689554e0aa", kill_on_drop: false }`
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[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
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[INFO] [stderr]     Checking downcast-rs v1.2.0
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[INFO] [stderr]    Compiling num-integer v0.1.44
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[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking instant v0.1.11
[INFO] [stderr]     Checking dirs-sys v0.3.6
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[INFO] [stderr]     Checking andrew v0.2.1
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[INFO] [stderr]    Compiling conrod_derive v0.75.0
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[INFO] [stdout] warning: field is never read: `foo`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     widget_ids! { struct A { foo, bar } }
[INFO] [stdout]     |     ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bar`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 390 |     widget_ids! { struct A { foo, bar } }
[INFO] [stdout]     |     ------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `foo`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 392 |     widget_ids! { struct C { foo, bar, } }
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bar`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 392 |     widget_ids! { struct C { foo, bar, } }
[INFO] [stdout]     |     -------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `foo`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 394 |     widget_ids! { struct E { foo[], bar } }
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bar`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 394 |     widget_ids! { struct E { foo[], bar } }
[INFO] [stdout]     |     --------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `foo`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 396 |     widget_ids! { struct G { foo[], bar, } }
[INFO] [stdout]     |     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `bar`
[INFO] [stdout]    --> src/widget/id.rs:271:15
[INFO] [stdout]     |
[INFO] [stdout] 271 |             $(pub $id: $T,
[INFO] [stdout]     |               ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 396 |     widget_ids! { struct G { foo[], bar, } }
[INFO] [stdout]     |     ---------------------------------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in the macro `widget_ids` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/tests/ui.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | /         format!(
[INFO] [stdout] 46 | |             "expected to find event: {:?} in: \nevents: {:?}",
[INFO] [stdout] 47 | |             event,
[INFO] [stdout] 48 | |             ui.global_input().events().collect::<Vec<&event::Event>>()
[INFO] [stdout] 49 | |         )
[INFO] [stdout]    | |_________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of assert!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the assert!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 45 ~         
[INFO] [stdout] 46 |             "expected to find event: {:?} in: \nevents: {:?}",
[INFO] [stdout] 47 |             event,
[INFO] [stdout] 48 |             ui.global_input().events().collect::<Vec<&event::Event>>()
[INFO] [stdout] 49 ~         
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `Command { std: "docker" "inspect" "38f234243b2d06529327f1cc8ffb7068239a964053fc67dd9bbe61689554e0aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f234243b2d06529327f1cc8ffb7068239a964053fc67dd9bbe61689554e0aa", kill_on_drop: false }`
[INFO] [stdout] 38f234243b2d06529327f1cc8ffb7068239a964053fc67dd9bbe61689554e0aa
