[INFO] cloning repository https://github.com/mateuszgiza/Rusty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mateuszgiza/Rusty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateuszgiza%2FRusty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateuszgiza%2FRusty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41ea61b2e2e2d14013dab0e992b1a88dae323350
[INFO] checking mateuszgiza/Rusty against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateuszgiza%2FRusty" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mateuszgiza/Rusty on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mateuszgiza/Rusty
[INFO] finished tweaking git repo https://github.com/mateuszgiza/Rusty
[INFO] tweaked toml for git repo https://github.com/mateuszgiza/Rusty written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/mateuszgiza/Rusty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "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 proc-macro2 v0.2.3
[INFO] [stderr]   Downloaded itertools v0.5.10
[INFO] [stderr]   Downloaded syn v0.10.8
[INFO] [stderr]   Downloaded specs v0.12.3
[INFO] [stderr]   Downloaded crossbeam v0.3.2
[INFO] [stderr]   Downloaded specs-derive v0.2.0
[INFO] [stderr]   Downloaded quote v0.4.2
[INFO] [stderr]   Downloaded derivative v1.0.0
[INFO] [stderr]   Downloaded syn v0.12.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta" "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] bff82872622d4e495f6c94ff24dadacc36d0000e1262db2f4ed2280cf896360c
[INFO] running `Command { std: "docker" "start" "-a" "bff82872622d4e495f6c94ff24dadacc36d0000e1262db2f4ed2280cf896360c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bff82872622d4e495f6c94ff24dadacc36d0000e1262db2f4ed2280cf896360c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bff82872622d4e495f6c94ff24dadacc36d0000e1262db2f4ed2280cf896360c", kill_on_drop: false }`
[INFO] [stdout] bff82872622d4e495f6c94ff24dadacc36d0000e1262db2f4ed2280cf896360c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29267f36c4428fe179ece17c9744b780be406fad12e5cd6aff3a8fede9d5582c
[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" "29267f36c4428fe179ece17c9744b780be406fad12e5cd6aff3a8fede9d5582c", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking tuple_utils v0.2.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling shred-derive v0.5.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]    Compiling specs-derive v0.2.0
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking shrev v1.0.1
[INFO] [stderr]     Checking hibitset v0.5.2
[INFO] [stderr]     Checking shred v0.7.0
[INFO] [stderr]     Checking specs v0.12.3
[INFO] [stderr]     Checking rusty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.84s
[INFO] running `Command { std: "docker" "inspect" "29267f36c4428fe179ece17c9744b780be406fad12e5cd6aff3a8fede9d5582c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29267f36c4428fe179ece17c9744b780be406fad12e5cd6aff3a8fede9d5582c", kill_on_drop: false }`
[INFO] [stdout] 29267f36c4428fe179ece17c9744b780be406fad12e5cd6aff3a8fede9d5582c