[INFO] fetching crate downcast-rs 1.2.0... [INFO] checking downcast-rs-1.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate downcast-rs 1.2.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate downcast-rs 1.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate downcast-rs 1.2.0 [INFO] finished tweaking crates.io crate downcast-rs 1.2.0 [INFO] tweaked toml for crates.io crate downcast-rs 1.2.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2db83a04a2f1b47c3dada64b9c818f1e45deaac7c745d1abbfc3f8b790f41fa6 [INFO] running `Command { std: "docker" "start" "-a" "2db83a04a2f1b47c3dada64b9c818f1e45deaac7c745d1abbfc3f8b790f41fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2db83a04a2f1b47c3dada64b9c818f1e45deaac7c745d1abbfc3f8b790f41fa6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2db83a04a2f1b47c3dada64b9c818f1e45deaac7c745d1abbfc3f8b790f41fa6", kill_on_drop: false }` [INFO] [stdout] 2db83a04a2f1b47c3dada64b9c818f1e45deaac7c745d1abbfc3f8b790f41fa6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9f1fbc75226b7b990df97b5a6a816057ed5a2c68095673de180ba16b0b517fbc [INFO] running `Command { std: "docker" "start" "-a" "9f1fbc75226b7b990df97b5a6a816057ed5a2c68095673de180ba16b0b517fbc", kill_on_drop: false }` [INFO] [stderr] Checking downcast-rs v1.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "9f1fbc75226b7b990df97b5a6a816057ed5a2c68095673de180ba16b0b517fbc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f1fbc75226b7b990df97b5a6a816057ed5a2c68095673de180ba16b0b517fbc", kill_on_drop: false }` [INFO] [stdout] 9f1fbc75226b7b990df97b5a6a816057ed5a2c68095673de180ba16b0b517fbc