[INFO] cloning repository https://github.com/omgbbqhaxx/zksnarkExamples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/omgbbqhaxx/zksnarkExamples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomgbbqhaxx%2FzksnarkExamples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomgbbqhaxx%2FzksnarkExamples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 65f84da571f9738a7c2290a43933f474c1b93712
[INFO] checking omgbbqhaxx/zksnarkExamples against master#613bdd49978298648ed05ace086bd1ecad54b44a for pr-136458
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fomgbbqhaxx%2FzksnarkExamples" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/omgbbqhaxx/zksnarkExamples on toolchain 613bdd49978298648ed05ace086bd1ecad54b44a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/omgbbqhaxx/zksnarkExamples
[INFO] finished tweaking git repo https://github.com/omgbbqhaxx/zksnarkExamples
[INFO] tweaked toml for git repo https://github.com/omgbbqhaxx/zksnarkExamples written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/omgbbqhaxx/zksnarkExamples 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" "+613bdd49978298648ed05ace086bd1ecad54b44a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] warning: failed to write cache, path: /workspace/cargo-home/registry/index/index.crates.io-1949cf8c6b5b557f/.cache/2/bn, error: No space left on device (os error 28)
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded addr2line v0.12.0
[INFO] [stderr]   Downloaded zksnark v0.0.2
[INFO] [stderr]   Downloaded bn v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 678d11d8c676e13bf0c93653a17e7af05ebfd825c23bc4ac34de01c64ed60f58
[INFO] running `Command { std: "docker" "start" "-a" "678d11d8c676e13bf0c93653a17e7af05ebfd825c23bc4ac34de01c64ed60f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "678d11d8c676e13bf0c93653a17e7af05ebfd825c23bc4ac34de01c64ed60f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678d11d8c676e13bf0c93653a17e7af05ebfd825c23bc4ac34de01c64ed60f58", kill_on_drop: false }`
[INFO] [stdout] 678d11d8c676e13bf0c93653a17e7af05ebfd825c23bc4ac34de01c64ed60f58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+613bdd49978298648ed05ace086bd1ecad54b44a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65b15e9de09b520d2d597951eb2410a68431cf0d1c584d7f44365f617ba1ae7b
[INFO] running `Command { std: "docker" "start" "-a" "65b15e9de09b520d2d597951eb2410a68431cf0d1c584d7f44365f617ba1ae7b", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to get `bn` as a dependency of package `zksnark v0.0.2`
[INFO] [stderr]     ... which satisfies dependency `zksnark = "^0.0.2"` (locked to 0.0.2) of package `btt v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   attempting to make an HTTP request, but --frozen was specified
[INFO] running `Command { std: "docker" "inspect" "65b15e9de09b520d2d597951eb2410a68431cf0d1c584d7f44365f617ba1ae7b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b15e9de09b520d2d597951eb2410a68431cf0d1c584d7f44365f617ba1ae7b", kill_on_drop: false }`
[INFO] [stdout] 65b15e9de09b520d2d597951eb2410a68431cf0d1c584d7f44365f617ba1ae7b