[INFO] cloning repository https://github.com/singulared/proxy-actor
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/singulared/proxy-actor" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingulared%2Fproxy-actor", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingulared%2Fproxy-actor'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7212a2f947f878425f500eac3c2e482d2763854b
[INFO] testing singulared/proxy-actor against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsingulared%2Fproxy-actor" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/singulared/proxy-actor
[INFO] finished tweaking git repo https://github.com/singulared/proxy-actor
[INFO] tweaked toml for git repo https://github.com/singulared/proxy-actor written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/singulared/proxy-actor on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/singulared/proxy-actor already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix_derive v0.4.0
[INFO] [stderr]   Downloaded utf8-ranges v1.0.3
[INFO] [stderr]   Downloaded derive_more v0.14.1
[INFO] [stderr]   Downloaded winutil v0.1.1
[INFO] [stderr]   Downloaded string v0.2.0
[INFO] [stderr]   Downloaded hostname v0.1.5
[INFO] [stderr]   Downloaded hashbrown v0.3.1
[INFO] [stderr]   Downloaded tokio-signal v0.2.7
[INFO] [stderr]   Downloaded actix-rt v0.2.2
[INFO] [stderr]   Downloaded actix-service v0.4.1
[INFO] [stderr]   Downloaded actix v0.8.3
[INFO] [stderr]   Downloaded futures v0.1.27
[INFO] [stderr]   Downloaded syn v0.15.35
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded chrono v0.4.6
[INFO] [stderr]   Downloaded h2 v0.1.23
[INFO] [stderr]   Downloaded regex-syntax v0.6.7
[INFO] [stderr]   Downloaded regex v1.1.7
[INFO] [stderr]   Downloaded awc v0.2.1
[INFO] [stderr]   Downloaded signal-hook-registry v1.0.1
[INFO] [stderr]   Downloaded signal-hook v0.1.9
[INFO] [stderr]   Downloaded actix-threadpool v0.1.1
[INFO] [stderr]   Downloaded actix-utils v0.4.1
[INFO] [stderr]   Downloaded winreg v0.6.0
[INFO] [stderr]   Downloaded socket2 v0.3.9
[INFO] [stderr]   Downloaded tokio-udp v0.1.3
[INFO] [stderr]   Downloaded actix-server v0.5.1
[INFO] [stderr]   Downloaded actix-web-codegen v0.1.2
[INFO] [stderr]   Downloaded actix-connect v0.2.0
[INFO] [stderr]   Downloaded actix-server-config v0.1.1
[INFO] [stderr]   Downloaded threadpool v1.7.1
[INFO] [stderr]   Downloaded copyless v0.1.3
[INFO] [stderr]   Downloaded widestring v0.4.0
[INFO] [stderr]   Downloaded resolv-conf v0.6.2
[INFO] [stderr]   Downloaded ipconfig v0.2.0
[INFO] [stderr]   Downloaded actix-web v1.0.0
[INFO] [stderr]   Downloaded actix-http v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07c2e80366e1ee1993b7af33fb2d5eb40a51e9260458cab63c4c657abcf1e9d2
[INFO] running `Command { std: "docker" "start" "-a" "07c2e80366e1ee1993b7af33fb2d5eb40a51e9260458cab63c4c657abcf1e9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07c2e80366e1ee1993b7af33fb2d5eb40a51e9260458cab63c4c657abcf1e9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07c2e80366e1ee1993b7af33fb2d5eb40a51e9260458cab63c4c657abcf1e9d2", kill_on_drop: false }`
[INFO] [stdout] 07c2e80366e1ee1993b7af33fb2d5eb40a51e9260458cab63c4c657abcf1e9d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd629c9c855826c356f6afc69dc2b36687f3ad54e5634cd179c2b7445471a4ab
[INFO] running `Command { std: "docker" "start" "-a" "fd629c9c855826c356f6afc69dc2b36687f3ad54e5634cd179c2b7445471a4ab", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `num_cpus v1.10.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `num_cpus v1.10.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num_cpus-1.10.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "fd629c9c855826c356f6afc69dc2b36687f3ad54e5634cd179c2b7445471a4ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd629c9c855826c356f6afc69dc2b36687f3ad54e5634cd179c2b7445471a4ab", kill_on_drop: false }`
[INFO] [stdout] fd629c9c855826c356f6afc69dc2b36687f3ad54e5634cd179c2b7445471a4ab