[INFO] cloning repository https://github.com/lotuslocke/open-pond
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lotuslocke/open-pond" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flotuslocke%2Fopen-pond", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flotuslocke%2Fopen-pond'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39781b8e593189e8d874e1d98cf040b454be752a
[INFO] checking lotuslocke/open-pond against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flotuslocke%2Fopen-pond" "/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/lotuslocke/open-pond on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lotuslocke/open-pond
[INFO] finished tweaking git repo https://github.com/lotuslocke/open-pond
[INFO] tweaked toml for git repo https://github.com/lotuslocke/open-pond written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lotuslocke/open-pond already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc1a2aa0ed34a99cc87d158621b98acc940ac856cd4c2e1990f7333ea08f60a2
[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" "dc1a2aa0ed34a99cc87d158621b98acc940ac856cd4c2e1990f7333ea08f60a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc1a2aa0ed34a99cc87d158621b98acc940ac856cd4c2e1990f7333ea08f60a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc1a2aa0ed34a99cc87d158621b98acc940ac856cd4c2e1990f7333ea08f60a2", kill_on_drop: false }`
[INFO] [stdout] dc1a2aa0ed34a99cc87d158621b98acc940ac856cd4c2e1990f7333ea08f60a2
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f483500eec39fa18e53485f6a4579babfc93cb05c25bb5aeea2921cda95f8f3f
[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" "f483500eec39fa18e53485f6a4579babfc93cb05c25bb5aeea2921cda95f8f3f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking open-pond-protocol v0.1.0 (/opt/rustwide/workdir/open-pond-protocol)
[INFO] [stderr]     Checking open-pond-api v0.1.0 (/opt/rustwide/workdir/open-pond-api)
[INFO] [stderr]     Checking open-pond v0.1.0 (/opt/rustwide/workdir/open-pond)
[INFO] [stderr]     Checking examples v0.1.0 (/opt/rustwide/workdir/examples)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.40s
[INFO] running `Command { std: "docker" "inspect" "f483500eec39fa18e53485f6a4579babfc93cb05c25bb5aeea2921cda95f8f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f483500eec39fa18e53485f6a4579babfc93cb05c25bb5aeea2921cda95f8f3f", kill_on_drop: false }`
[INFO] [stdout] f483500eec39fa18e53485f6a4579babfc93cb05c25bb5aeea2921cda95f8f3f