[INFO] cloning repository https://github.com/Hevia/Stamper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hevia/Stamper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHevia%2FStamper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHevia%2FStamper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3e7932b8503421b4ef791fad9fd69f8c588d25bd
[INFO] checking Hevia/Stamper against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHevia%2FStamper" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Hevia/Stamper 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/Hevia/Stamper
[INFO] finished tweaking git repo https://github.com/Hevia/Stamper
[INFO] tweaked toml for git repo https://github.com/Hevia/Stamper written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Hevia/Stamper 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] db4daaec9a90d9cf08ce3fe9e0186c30f380843005d530917cb5ff2ac20f378b
[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" "db4daaec9a90d9cf08ce3fe9e0186c30f380843005d530917cb5ff2ac20f378b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db4daaec9a90d9cf08ce3fe9e0186c30f380843005d530917cb5ff2ac20f378b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db4daaec9a90d9cf08ce3fe9e0186c30f380843005d530917cb5ff2ac20f378b", kill_on_drop: false }`
[INFO] [stdout] db4daaec9a90d9cf08ce3fe9e0186c30f380843005d530917cb5ff2ac20f378b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 33ce92e585680f3eab6d97d3a694c177f481a2f1887566da8a34ff2d9f58e0ce
[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" "33ce92e585680f3eab6d97d3a694c177f481a2f1887566da8a34ff2d9f58e0ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking notosans v0.1.0
[INFO] [stderr]     Checking conrod_winit v0.69.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking deflate v0.8.3
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking euclid v0.20.7
[INFO] [stderr]     Checking pennereq v0.3.1
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling conrod_derive v0.69.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking image v0.23.2
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking lyon_tessellation v0.14.2
[INFO] [stderr]     Checking lyon_algorithms v0.14.0
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking lyon v0.14.2
[INFO] [stderr]     Checking noise v0.6.0
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking smithay-clipboard v0.4.0
[INFO] [stderr]     Checking winit v0.21.0
[INFO] [stderr]     Checking copypasta v0.6.3
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.2
[INFO] [stderr]     Checking conrod_core v0.69.0
[INFO] [stderr]     Checking wgpu-native v0.4.3
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking conrod_wgpu v0.69.0
[INFO] [stderr]     Checking nannou v0.13.1
[INFO] [stderr]     Checking viral v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 57s
[INFO] running `Command { std: "docker" "inspect" "33ce92e585680f3eab6d97d3a694c177f481a2f1887566da8a34ff2d9f58e0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33ce92e585680f3eab6d97d3a694c177f481a2f1887566da8a34ff2d9f58e0ce", kill_on_drop: false }`
[INFO] [stdout] 33ce92e585680f3eab6d97d3a694c177f481a2f1887566da8a34ff2d9f58e0ce