[INFO] fetching crate yew_prism 0.4.2...
[INFO] checking yew_prism-0.4.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate yew_prism 0.4.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate yew_prism 0.4.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate yew_prism 0.4.2
[INFO] finished tweaking crates.io crate yew_prism 0.4.2
[INFO] tweaked toml for crates.io crate yew_prism 0.4.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 57 packages
[INFO] [stderr]       Adding gloo v0.2.1 (latest: v0.11.0)
[INFO] [stderr]       Adding gloo-events v0.1.2 (latest: v0.2.0)
[INFO] [stderr]       Adding gloo-file v0.1.0 (latest: v0.3.0)
[INFO] [stderr]       Adding gloo-timers v0.2.6 (latest: v0.3.0)
[INFO] [stderr]       Adding half v1.8.3 (latest: v2.4.0)
[INFO] [stderr]       Adding hashbrown v0.12.3 (latest: v0.14.3)
[INFO] [stderr]       Adding http v0.2.12 (latest: v1.1.0)
[INFO] [stderr]       Adding indexmap v1.9.3 (latest: v2.2.6)
[INFO] [stderr]       Adding rmp-serde v0.15.5 (latest: v1.1.2)
[INFO] [stderr]       Adding serde_yaml v0.8.26 (latest: v0.9.34+deprecated)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding toml v0.5.11 (latest: v0.8.12)
[INFO] [stderr]       Adding yew v0.18.0 (latest: v0.21.0)
[INFO] [stderr]       Adding yew-macro v0.18.0 (latest: v0.21.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gloo-console-timer v0.1.0
[INFO] [stderr]   Downloaded gloo-file v0.1.0
[INFO] [stderr]   Downloaded yew-macro v0.18.0
[INFO] [stderr]   Downloaded cfg-match v0.2.1
[INFO] [stderr]   Downloaded yew v0.18.0
[INFO] [stderr]   Downloaded gloo v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0638eaea8efbe5cd9c093eaa26fdf118b8b615aeb2e69aba14ebbe96a25b974f
[INFO] running `Command { std: "docker" "start" "-a" "0638eaea8efbe5cd9c093eaa26fdf118b8b615aeb2e69aba14ebbe96a25b974f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0638eaea8efbe5cd9c093eaa26fdf118b8b615aeb2e69aba14ebbe96a25b974f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0638eaea8efbe5cd9c093eaa26fdf118b8b615aeb2e69aba14ebbe96a25b974f", kill_on_drop: false }`
[INFO] [stdout] 0638eaea8efbe5cd9c093eaa26fdf118b8b615aeb2e69aba14ebbe96a25b974f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 562b1f49d882d35e3b4127a3049c8051c0da97ab0780651601233e74316c7f4c
[INFO] running `Command { std: "docker" "start" "-a" "562b1f49d882d35e3b4127a3049c8051c0da97ab0780651601233e74316c7f4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling yew v0.18.0
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking anymap v0.12.1
[INFO] [stderr]     Checking cfg-match v0.2.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_yaml v0.8.26
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]     Checking web-sys v0.3.69
[INFO] [stderr]     Checking gloo-timers v0.2.6
[INFO] [stderr]    Compiling yew-macro v0.18.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking gloo-events v0.1.2
[INFO] [stderr]     Checking gloo-console-timer v0.1.0
[INFO] [stderr]     Checking gloo-file v0.1.0
[INFO] [stderr]     Checking gloo v0.2.1
[INFO] [stderr]     Checking yew_prism v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: static variable `languages` should have an upper case name
[INFO] [stdout]  --> src/prism_sys.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub static languages: Language;
[INFO] [stdout]   |                ^^^^^^^^^ help: convert the identifier to upper case: `LANGUAGES`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `languages` should have an upper case name
[INFO] [stdout]  --> src/prism_sys.rs:7:16
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub static languages: Language;
[INFO] [stdout]   |                ^^^^^^^^^ help: convert the identifier to upper case: `LANGUAGES`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.75s
[INFO] running `Command { std: "docker" "inspect" "562b1f49d882d35e3b4127a3049c8051c0da97ab0780651601233e74316c7f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "562b1f49d882d35e3b4127a3049c8051c0da97ab0780651601233e74316c7f4c", kill_on_drop: false }`
[INFO] [stdout] 562b1f49d882d35e3b4127a3049c8051c0da97ab0780651601233e74316c7f4c