[INFO] cloning repository https://github.com/ichi404gh/rust-not-really-hashtable
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ichi404gh/rust-not-really-hashtable" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fichi404gh%2Frust-not-really-hashtable", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fichi404gh%2Frust-not-really-hashtable'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bbaf18e3ae5a9b96e65ddb517be1c7bb5099502a
[INFO] checking ichi404gh/rust-not-really-hashtable against master#0d37dca25a51fb900a402c94c8818ad1c2789e30 for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fichi404gh%2Frust-not-really-hashtable" "/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/ichi404gh/rust-not-really-hashtable on toolchain 0d37dca25a51fb900a402c94c8818ad1c2789e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ichi404gh/rust-not-really-hashtable
[INFO] finished tweaking git repo https://github.com/ichi404gh/rust-not-really-hashtable
[INFO] tweaked toml for git repo https://github.com/ichi404gh/rust-not-really-hashtable written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ichi404gh/rust-not-really-hashtable already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac36876271c00fff0c9fc5903771fd4de925692598e648e4573f73404363b243
[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" "ac36876271c00fff0c9fc5903771fd4de925692598e648e4573f73404363b243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac36876271c00fff0c9fc5903771fd4de925692598e648e4573f73404363b243", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac36876271c00fff0c9fc5903771fd4de925692598e648e4573f73404363b243", kill_on_drop: false }`
[INFO] [stdout] ac36876271c00fff0c9fc5903771fd4de925692598e648e4573f73404363b243
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0d37dca25a51fb900a402c94c8818ad1c2789e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85ea4d2aa2102a37ce540e0b9b073f8fbae421aa7aee7ac46e1e9bd2fb1b71a9
[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" "85ea4d2aa2102a37ce540e0b9b073f8fbae421aa7aee7ac46e1e9bd2fb1b71a9", kill_on_drop: false }`
[INFO] [stderr]     Checking rsht v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "85ea4d2aa2102a37ce540e0b9b073f8fbae421aa7aee7ac46e1e9bd2fb1b71a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85ea4d2aa2102a37ce540e0b9b073f8fbae421aa7aee7ac46e1e9bd2fb1b71a9", kill_on_drop: false }`
[INFO] [stdout] 85ea4d2aa2102a37ce540e0b9b073f8fbae421aa7aee7ac46e1e9bd2fb1b71a9