[INFO] cloning repository https://github.com/flutter-rs/cargo-flutter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/flutter-rs/cargo-flutter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 017b71f70339da5c227464c1c2cb944f61376052
[INFO] checking flutter-rs/cargo-flutter against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fflutter-rs%2Fcargo-flutter" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/flutter-rs/cargo-flutter on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/flutter-rs/cargo-flutter
[INFO] finished tweaking git repo https://github.com/flutter-rs/cargo-flutter
[INFO] tweaked toml for git repo https://github.com/flutter-rs/cargo-flutter written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/flutter-rs/cargo-flutter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo-platform v0.1.0
[INFO] [stderr]   Downloaded multimap v0.8.0
[INFO] [stderr]   Downloaded copy_dir v0.1.2
[INFO] [stderr]   Downloaded lib-cargo-apk v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf0b9643d1dfa93f62d59f7aa6b61e81f8d611f5335612f7172f4f8459c1c35a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cf0b9643d1dfa93f62d59f7aa6b61e81f8d611f5335612f7172f4f8459c1c35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf0b9643d1dfa93f62d59f7aa6b61e81f8d611f5335612f7172f4f8459c1c35a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf0b9643d1dfa93f62d59f7aa6b61e81f8d611f5335612f7172f4f8459c1c35a", kill_on_drop: false }`
[INFO] [stdout] cf0b9643d1dfa93f62d59f7aa6b61e81f8d611f5335612f7172f4f8459c1c35a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6cb9941263dfd0e450f04376301c3e4b2b55b607f365f2dba11019a4d5aaaf1d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6cb9941263dfd0e450f04376301c3e4b2b55b607f365f2dba11019a4d5aaaf1d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling curl v0.4.25
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking opener v0.4.1
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]     Checking bytesize v1.0.0
[INFO] [stderr]     Checking rustc-workspace-hack v1.0.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]     Checking chunked_transfer v1.0.0
[INFO] [stderr]     Checking qstring v0.7.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling jobserver v0.1.18
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking filetime v0.2.8
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking sized-chunks v0.3.1
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]     Checking copy_dir v0.1.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking tar v0.4.26
[INFO] [stderr]     Checking strip-ansi-escapes v0.1.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking ignore v0.4.10
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling curl-sys v0.4.25
[INFO] [stderr]    Compiling libssh2-sys v0.2.13
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling libgit2-sys v0.9.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.7
[INFO] [stderr]     Checking bzip2 v0.3.3
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]     Checking zip v0.5.4
[INFO] [stderr]     Checking webpki v0.21.0
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking crypto-hash v0.3.4
[INFO] [stderr]     Checking git2 v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking git2-curl v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking which v3.1.0
[INFO] [stderr]     Checking exitfailure v0.5.1
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking toml v0.5.5
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking cargo-platform v0.1.0
[INFO] [stderr]     Checking serde_ignored v0.1.1
[INFO] [stderr]     Checking multimap v0.8.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling im-rc v13.0.0
[INFO] [stderr]     Checking crates-io v0.29.0
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr]     Checking ureq v0.11.3
[INFO] [stderr]     Checking cargo v0.41.0
[INFO] [stderr]     Checking lib-cargo-apk v0.5.1
[INFO] [stderr]     Checking cargo-flutter v0.1.12 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
[INFO] running `Command { std: "docker" "inspect" "6cb9941263dfd0e450f04376301c3e4b2b55b607f365f2dba11019a4d5aaaf1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb9941263dfd0e450f04376301c3e4b2b55b607f365f2dba11019a4d5aaaf1d", kill_on_drop: false }`
[INFO] [stdout] 6cb9941263dfd0e450f04376301c3e4b2b55b607f365f2dba11019a4d5aaaf1d