[INFO] cloning repository https://github.com/MoritzKn/ralculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MoritzKn/ralculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzKn%2Fralculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzKn%2Fralculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf6172da15eab2ae0224d15be25b8d9a7758bcf5
[INFO] checking MoritzKn/ralculator against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMoritzKn%2Fralculator" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MoritzKn/ralculator on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MoritzKn/ralculator
[INFO] finished tweaking git repo https://github.com/MoritzKn/ralculator
[INFO] tweaked toml for git repo https://github.com/MoritzKn/ralculator written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/MoritzKn/ralculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6b2e67c685cb2806113ab3ad1c3a4c9e59c1011417349f926419016c95306e7e
[INFO] running `Command { std: "docker" "start" "-a" "6b2e67c685cb2806113ab3ad1c3a4c9e59c1011417349f926419016c95306e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b2e67c685cb2806113ab3ad1c3a4c9e59c1011417349f926419016c95306e7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b2e67c685cb2806113ab3ad1c3a4c9e59c1011417349f926419016c95306e7e", kill_on_drop: false }`
[INFO] [stdout] 6b2e67c685cb2806113ab3ad1c3a4c9e59c1011417349f926419016c95306e7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8baf02fcf3060bb4f6778de175e94e7d85f6bab9949645862f345c5b5bb9a77a
[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" "8baf02fcf3060bb4f6778de175e94e7d85f6bab9949645862f345c5b5bb9a77a", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling gio v0.6.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.6.0
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]    Compiling pango v0.6.0
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling gdk v0.10.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling atk v0.6.0
[INFO] [stderr]    Compiling gtk v0.6.0
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling gio-sys v0.8.0
[INFO] [stderr]    Compiling pango-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.8.0
[INFO] [stderr]    Compiling atk-sys v0.8.0
[INFO] [stderr]    Compiling gdk-sys v0.8.0
[INFO] [stderr]    Compiling gtk-sys v0.8.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling peg v0.5.7
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking glib v0.7.1
[INFO] [stderr]    Compiling ralculator v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "8baf02fcf3060bb4f6778de175e94e7d85f6bab9949645862f345c5b5bb9a77a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8baf02fcf3060bb4f6778de175e94e7d85f6bab9949645862f345c5b5bb9a77a", kill_on_drop: false }`
[INFO] [stdout] 8baf02fcf3060bb4f6778de175e94e7d85f6bab9949645862f345c5b5bb9a77a