[INFO] cloning repository https://github.com/rmw-dart/ffi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rmw-dart/ffi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9267d0f2772130fc4e8ac0a08c2f02f4f5b673fd
[INFO] checking rmw-dart/ffi against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frmw-dart%2Fffi" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rmw-dart/ffi on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rmw-dart/ffi
[INFO] finished tweaking git repo https://github.com/rmw-dart/ffi
[INFO] tweaked toml for git repo https://github.com/rmw-dart/ffi written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rmw-dart/ffi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8109be81e782c0d1643dbdcbf6251154d283e79ab3e4fc0e79bcef2de8dc429d
[INFO] running `Command { std: "docker" "start" "-a" "8109be81e782c0d1643dbdcbf6251154d283e79ab3e4fc0e79bcef2de8dc429d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8109be81e782c0d1643dbdcbf6251154d283e79ab3e4fc0e79bcef2de8dc429d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8109be81e782c0d1643dbdcbf6251154d283e79ab3e4fc0e79bcef2de8dc429d", kill_on_drop: false }`
[INFO] [stdout] 8109be81e782c0d1643dbdcbf6251154d283e79ab3e4fc0e79bcef2de8dc429d
[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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 297126aa668750a5643b792245cfc9f06c079ddaf401b89bc88c9c6cf1ec09bb
[INFO] running `Command { std: "docker" "start" "-a" "297126aa668750a5643b792245cfc9f06c079ddaf401b89bc88c9c6cf1ec09bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking subtle v2.4.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking signature v1.3.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling mini_paste-proc_macro v0.1.11
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking ed25519 v1.1.1
[INFO] [stderr]     Checking mini_paste v0.1.11
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling safer_ffi-proc_macro v0.0.6
[INFO] [stderr]    Compiling require_unsafe_in_body v0.2.1
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking safer-ffi v0.0.6
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking x25519-dalek v1.1.1
[INFO] [stderr]     Checking ed25519-dalek-blake3 v1.0.3
[INFO] [stderr]     Checking dart-ffi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.53s
[INFO] running `Command { std: "docker" "inspect" "297126aa668750a5643b792245cfc9f06c079ddaf401b89bc88c9c6cf1ec09bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "297126aa668750a5643b792245cfc9f06c079ddaf401b89bc88c9c6cf1ec09bb", kill_on_drop: false }`
[INFO] [stdout] 297126aa668750a5643b792245cfc9f06c079ddaf401b89bc88c9c6cf1ec09bb