[INFO] cloning repository https://github.com/peterdelevoryas/r8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/peterdelevoryas/r8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fr8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fr8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 86acd3eb55c646ac260ebe8af36376439e5c0cd0
[INFO] checking peterdelevoryas/r8 against try#c8bdaa84ec1b37f18f30375e196a65b7602f3790 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpeterdelevoryas%2Fr8" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/peterdelevoryas/r8 on toolchain c8bdaa84ec1b37f18f30375e196a65b7602f3790
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/peterdelevoryas/r8
[INFO] finished tweaking git repo https://github.com/peterdelevoryas/r8
[INFO] tweaked toml for git repo https://github.com/peterdelevoryas/r8 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/peterdelevoryas/r8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0227abd21e202a43d1cf7d71d99a87ecadb6412fae563b8ac507a1ed2a2177b
[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" "f0227abd21e202a43d1cf7d71d99a87ecadb6412fae563b8ac507a1ed2a2177b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0227abd21e202a43d1cf7d71d99a87ecadb6412fae563b8ac507a1ed2a2177b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0227abd21e202a43d1cf7d71d99a87ecadb6412fae563b8ac507a1ed2a2177b", kill_on_drop: false }`
[INFO] [stdout] f0227abd21e202a43d1cf7d71d99a87ecadb6412fae563b8ac507a1ed2a2177b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+c8bdaa84ec1b37f18f30375e196a65b7602f3790" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1888d4e2a49704f008a3d77ce094fbb719b92e026e57db6748bcdfa15548aec6
[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" "1888d4e2a49704f008a3d77ce094fbb719b92e026e57db6748bcdfa15548aec6", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cranelift-entity v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking plain v0.2.3
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling scroll v0.9.2
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking cranelift-bforest v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking string-interner v0.7.1
[INFO] [stderr]    Compiling scroll_derive v0.9.5
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking goblin v0.0.24
[INFO] [stderr]    Compiling target-lexicon v0.8.1
[INFO] [stderr]    Compiling cranelift-codegen v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking faerie v0.11.0
[INFO] [stderr]     Checking cranelift-module v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking cranelift-frontend v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking cranelift-faerie v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking cranelift v0.43.0 (https://github.com/CraneStation/cranelift#de7354e0)
[INFO] [stderr]     Checking r8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 14s
[INFO] running `Command { std: "docker" "inspect" "1888d4e2a49704f008a3d77ce094fbb719b92e026e57db6748bcdfa15548aec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1888d4e2a49704f008a3d77ce094fbb719b92e026e57db6748bcdfa15548aec6", kill_on_drop: false }`
[INFO] [stdout] 1888d4e2a49704f008a3d77ce094fbb719b92e026e57db6748bcdfa15548aec6