[INFO] cloning repository https://github.com/uinb/zkmatcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/uinb/zkmatcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuinb%2Fzkmatcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuinb%2Fzkmatcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 774efaf94360a97d8fc3a951c0f927d7d86cc241
[INFO] checking uinb/zkmatcher against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fuinb%2Fzkmatcher" "/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/uinb/zkmatcher on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/uinb/zkmatcher
[INFO] finished tweaking git repo https://github.com/uinb/zkmatcher
[INFO] tweaked toml for git repo https://github.com/uinb/zkmatcher written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/uinb/zkmatcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ff_ce v0.10.3
[INFO] [stderr]   Downloaded ff_derive_ce v0.8.0
[INFO] [stderr]   Downloaded pairing_ce v0.21.1
[INFO] [stderr]   Downloaded bellman_ce v0.3.5
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c36c4b5c281c7a38c16b9a3134c540c65508abb112b30da8795a7e98d16d3fc3
[INFO] running `Command { std: "docker" "start" "-a" "c36c4b5c281c7a38c16b9a3134c540c65508abb112b30da8795a7e98d16d3fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c36c4b5c281c7a38c16b9a3134c540c65508abb112b30da8795a7e98d16d3fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c36c4b5c281c7a38c16b9a3134c540c65508abb112b30da8795a7e98d16d3fc3", kill_on_drop: false }`
[INFO] [stdout] c36c4b5c281c7a38c16b9a3134c540c65508abb112b30da8795a7e98d16d3fc3
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9f59fedf66aa5ee1521a73b6f7e0ac790c4ded36c6a60f1564b1311da8e0a32c
[INFO] running `Command { std: "docker" "start" "-a" "9f59fedf66aa5ee1521a73b6f7e0ac790c4ded36c6a60f1564b1311da8e0a32c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking exitcode v1.1.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking futures-executor v0.3.15
[INFO] [stderr]    Compiling ff_derive_ce v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking futures v0.3.15
[INFO] [stderr]     Checking ff_ce v0.10.3
[INFO] [stderr]     Checking pairing_ce v0.21.1
[INFO] [stderr]     Checking bellman_ce v0.3.5
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking zkmatcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.36s
[INFO] running `Command { std: "docker" "inspect" "9f59fedf66aa5ee1521a73b6f7e0ac790c4ded36c6a60f1564b1311da8e0a32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f59fedf66aa5ee1521a73b6f7e0ac790c4ded36c6a60f1564b1311da8e0a32c", kill_on_drop: false }`
[INFO] [stdout] 9f59fedf66aa5ee1521a73b6f7e0ac790c4ded36c6a60f1564b1311da8e0a32c