[INFO] cloning repository https://github.com/taylorthurlow/rust-conways
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/taylorthurlow/rust-conways" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylorthurlow%2Frust-conways", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylorthurlow%2Frust-conways'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fefeb2c6318438c52d096ff5dc17c6d915dc979
[INFO] testing taylorthurlow/rust-conways against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftaylorthurlow%2Frust-conways" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/taylorthurlow/rust-conways
[INFO] finished tweaking git repo https://github.com/taylorthurlow/rust-conways
[INFO] tweaked toml for git repo https://github.com/taylorthurlow/rust-conways written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/taylorthurlow/rust-conways 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/taylorthurlow/rust-conways 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]     Blocking waiting for file lock on package cache
[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 pistoncore-window v0.34.0
[INFO] [stderr]   Downloaded shader_version v0.3.0
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded pistoncore-input v0.23.0
[INFO] [stderr]   Downloaded serde_derive v1.0.84
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.51.1
[INFO] [stderr]   Downloaded autocfg v0.1.1
[INFO] [stderr]   Downloaded wayland-scanner v0.20.12
[INFO] [stderr]   Downloaded libc v0.2.46
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.39.0
[INFO] [stderr]   Downloaded piston v0.39.0
[INFO] [stderr]   Downloaded gfx_gl v0.5.0
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.84
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded piston2d-opengl_graphics v0.57.0
[INFO] [stderr]   Downloaded piston2d-graphics v0.28.0
[INFO] [stderr]   Downloaded winit v0.17.2
[INFO] [stderr]   Downloaded wayland-protocols v0.20.12
[INFO] [stderr]   Downloaded image v0.20.1
[INFO] [stderr]   Downloaded piston2d-graphics v0.26.0
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded piston_window v0.81.0
[INFO] [stderr]   Downloaded gfx_core v0.8.3
[INFO] [stderr]   Downloaded png v0.12.0
[INFO] [stderr]   Downloaded vecmath v0.3.1
[INFO] [stderr]   Downloaded cocoa v0.17.0
[INFO] [stderr]   Downloaded xml-rs v0.7.0
[INFO] [stderr]   Downloaded smallvec v0.6.7
[INFO] [stderr]   Downloaded gfx_device_gl v0.15.5
[INFO] [stderr]   Downloaded gfx v0.17.1
[INFO] [stderr]   Downloaded piston-gfx_texture v0.34.0
[INFO] [stderr]   Downloaded gl v0.10.0
[INFO] [stderr]   Downloaded core-graphics v0.16.0
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded wayland-client v0.20.12
[INFO] [stderr]   Downloaded pistoncore-input v0.21.0
[INFO] [stderr]   Downloaded pistoncore-window v0.32.0
[INFO] [stderr]   Downloaded andrew v0.1.4
[INFO] [stderr]   Downloaded piston-viewport v0.5.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.24
[INFO] [stderr]   Downloaded syn v0.15.24
[INFO] [stderr]   Downloaded pistoncore-event_loop v0.37.0
[INFO] [stderr]   Downloaded piston v0.37.0
[INFO] [stderr]   Downloaded derivative v1.0.2
[INFO] [stderr]   Downloaded piston-texture v0.6.0
[INFO] [stderr]   Downloaded ordered-float v0.5.2
[INFO] [stderr]   Downloaded rusttype v0.4.3
[INFO] [stderr]   Downloaded gl_generator v0.9.0
[INFO] [stderr]   Downloaded memmap v0.6.2
[INFO] [stderr]   Downloaded wayland-commons v0.20.12
[INFO] [stderr]   Downloaded wayland-sys v0.20.12
[INFO] [stderr]   Downloaded glutin v0.18.0
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.48.0
[INFO] [stderr]   Downloaded piston2d-gfx_graphics v0.52.0
[INFO] [stderr]   Downloaded wayland-scanner v0.21.10
[INFO] [stderr]   Downloaded wayland-protocols v0.21.10
[INFO] [stderr]   Downloaded wayland-commons v0.21.10
[INFO] [stderr]   Downloaded wayland-sys v0.21.10
[INFO] [stderr]   Downloaded wayland-client v0.21.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7e2ecd39d6c7292d6a00efdbc060153798d14bd2437a4525a54d4512fda2f7c5
[INFO] running `Command { std: "docker" "start" "-a" "7e2ecd39d6c7292d6a00efdbc060153798d14bd2437a4525a54d4512fda2f7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e2ecd39d6c7292d6a00efdbc060153798d14bd2437a4525a54d4512fda2f7c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e2ecd39d6c7292d6a00efdbc060153798d14bd2437a4525a54d4512fda2f7c5", kill_on_drop: false }`
[INFO] [stdout] 7e2ecd39d6c7292d6a00efdbc060153798d14bd2437a4525a54d4512fda2f7c5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 3819666c5b201077974fa36b780b124c98c2cd8e23930acb24eff481c167b7a9
[INFO] running `Command { std: "docker" "start" "-a" "3819666c5b201077974fa36b780b124c98c2cd8e23930acb24eff481c167b7a9", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `khronos_api v3.0.0`
[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 `khronos_api v3.0.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/khronos_api-3.0.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "3819666c5b201077974fa36b780b124c98c2cd8e23930acb24eff481c167b7a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3819666c5b201077974fa36b780b124c98c2cd8e23930acb24eff481c167b7a9", kill_on_drop: false }`
[INFO] [stdout] 3819666c5b201077974fa36b780b124c98c2cd8e23930acb24eff481c167b7a9