[INFO] fetching crate ink_prelude 3.0.0-rc3...
[INFO] checking ink_prelude-3.0.0-rc3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate ink_prelude 3.0.0-rc3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ink_prelude 3.0.0-rc3 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 ink_prelude 3.0.0-rc3
[INFO] finished tweaking crates.io crate ink_prelude 3.0.0-rc3
[INFO] tweaked toml for crates.io crate ink_prelude 3.0.0-rc3 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 5eb028246f336d6cf166bbc33af91bbf6f489692a17217c1d39d694f444afc8e
[INFO] running `Command { std: "docker" "start" "-a" "5eb028246f336d6cf166bbc33af91bbf6f489692a17217c1d39d694f444afc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5eb028246f336d6cf166bbc33af91bbf6f489692a17217c1d39d694f444afc8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5eb028246f336d6cf166bbc33af91bbf6f489692a17217c1d39d694f444afc8e", kill_on_drop: false }`
[INFO] [stdout] 5eb028246f336d6cf166bbc33af91bbf6f489692a17217c1d39d694f444afc8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9a1faa6f309d662299e427565f64eb2e48b07011c95e138438b02b4b766a9b5b
[INFO] running `Command { std: "docker" "start" "-a" "9a1faa6f309d662299e427565f64eb2e48b07011c95e138438b02b4b766a9b5b", kill_on_drop: false }`
[INFO] [stderr]     Checking ink_prelude v3.0.0-rc3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] running `Command { std: "docker" "inspect" "9a1faa6f309d662299e427565f64eb2e48b07011c95e138438b02b4b766a9b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a1faa6f309d662299e427565f64eb2e48b07011c95e138438b02b4b766a9b5b", kill_on_drop: false }`
[INFO] [stdout] 9a1faa6f309d662299e427565f64eb2e48b07011c95e138438b02b4b766a9b5b