[INFO] cloning repository https://github.com/enricobottazzi/halo2-intro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enricobottazzi/halo2-intro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fa17f3313858cc39b5da2e8a97b67c5477b7ebf2
[INFO] checking enricobottazzi/halo2-intro against master#43ca9d18e333797f0aa3b525501a7cec8d61a96b for pr-136764
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenricobottazzi%2Fhalo2-intro" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enricobottazzi/halo2-intro on toolchain 43ca9d18e333797f0aa3b525501a7cec8d61a96b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] finished tweaking git repo https://github.com/enricobottazzi/halo2-intro
[INFO] tweaked toml for git repo https://github.com/enricobottazzi/halo2-intro written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/enricobottazzi/halo2-intro 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" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/zcash/halo2.git`
[INFO] [stderr] warning: spurious network error (3 tries remaining): cannot extend packfile '/workspace/cargo-home/git/db/halo2-d311a453786cafa6/objects/pack/pack_git2_d43f880e4ecb9725': No space left on device; class=Os (2)
[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-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 68d2873af7f57d0e7c87a09450448987139764cb382505b94bf967883e0918fe
[INFO] running `Command { std: "docker" "start" "-a" "68d2873af7f57d0e7c87a09450448987139764cb382505b94bf967883e0918fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68d2873af7f57d0e7c87a09450448987139764cb382505b94bf967883e0918fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68d2873af7f57d0e7c87a09450448987139764cb382505b94bf967883e0918fe", kill_on_drop: false }`
[INFO] [stdout] 68d2873af7f57d0e7c87a09450448987139764cb382505b94bf967883e0918fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+43ca9d18e333797f0aa3b525501a7cec8d61a96b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1dc427d370f80947e480755f318184bdbe96b528f802dfb12671d710d9caa162
[INFO] running `Command { std: "docker" "start" "-a" "1dc427d370f80947e480755f318184bdbe96b528f802dfb12671d710d9caa162", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking constant_time_eq v0.2.5
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking blake2b_simd v1.0.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.7
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking ff v0.12.1
[INFO] [stderr]     Checking group v0.12.1
[INFO] [stderr]     Checking pasta_curves v0.4.1
[INFO] [stderr]     Checking halo2_proofs v0.1.0 (https://github.com/zcash/halo2.git?rev=a898d65ae3ad3d41987666f6a03cfc15edae01c4#a898d65a)
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetawwCoJR/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `halo2_proofs` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "1dc427d370f80947e480755f318184bdbe96b528f802dfb12671d710d9caa162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1dc427d370f80947e480755f318184bdbe96b528f802dfb12671d710d9caa162", kill_on_drop: false }`
[INFO] [stdout] 1dc427d370f80947e480755f318184bdbe96b528f802dfb12671d710d9caa162