[INFO] cloning repository https://github.com/chux0519/toy-kv [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chux0519/toy-kv" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Ftoy-kv", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Ftoy-kv'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cc6622cf7a1f5a31c5a5ce7d698737cbb4704688 [INFO] checking chux0519/toy-kv against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchux0519%2Ftoy-kv" "/workspace/builds/worker-2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/chux0519/toy-kv 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/chux0519/toy-kv [INFO] removed 0 missing examples [INFO] finished tweaking git repo https://github.com/chux0519/toy-kv [INFO] tweaked toml for git repo https://github.com/chux0519/toy-kv written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/chux0519/toy-kv 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] Downloading crates ... [INFO] [stderr] Downloaded tempfile v3.0.6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] dad31a41da0e8e9d4e0573c53b85f4c4ccf96ac33c36d5e718919880954de2d2 [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" "dad31a41da0e8e9d4e0573c53b85f4c4ccf96ac33c36d5e718919880954de2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dad31a41da0e8e9d4e0573c53b85f4c4ccf96ac33c36d5e718919880954de2d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dad31a41da0e8e9d4e0573c53b85f4c4ccf96ac33c36d5e718919880954de2d2", kill_on_drop: false }` [INFO] [stdout] dad31a41da0e8e9d4e0573c53b85f4c4ccf96ac33c36d5e718919880954de2d2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 9c18319279546295032ed5134c263d8c1cc339ad94a237417fac144ea2272d01 [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" "9c18319279546295032ed5134c263d8c1cc339ad94a237417fac144ea2272d01", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.48 [INFO] [stderr] Checking cfg-if v0.1.6 [INFO] [stderr] Checking void v1.0.2 [INFO] [stderr] Compiling cc v1.0.29 [INFO] [stderr] Compiling serde v1.0.87 [INFO] [stderr] Checking remove_dir_all v0.5.1 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Checking tokio-sync v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.1 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Checking unreachable v1.0.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking smallvec v0.6.8 [INFO] [stderr] Checking tokio-executor v0.1.6 [INFO] [stderr] Checking crossbeam-epoch v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.3.8 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Checking tokio-timer v0.2.10 [INFO] [stderr] Checking tokio-current-thread v0.1.4 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Checking rand_os v0.1.2 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking num_cpus v1.9.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking socket2 v0.3.8 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Checking hostname v0.1.5 [INFO] [stderr] Checking signal-hook v0.1.7 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking memmap v0.7.0 [INFO] [stderr] Checking resolv-conf v0.6.2 [INFO] [stderr] Checking bytes v0.4.11 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking mio v0.6.16 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.11 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking uuid v0.7.2 [INFO] [stderr] Checking tempfile v3.0.6 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-reactor v0.1.8 [INFO] [stderr] Checking crossbeam v0.6.0 [INFO] [stderr] Checking tokio-threadpool v0.1.11 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-signal v0.2.7 [INFO] [stderr] Checking tokio-fs v0.1.5 [INFO] [stderr] Checking tokio v0.1.15 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling serde_derive v1.0.87 [INFO] [stderr] Compiling actix_derive v0.3.2 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking trust-dns-proto v0.6.3 [INFO] [stderr] Checking trust-dns-proto v0.5.0 [INFO] [stderr] Checking trust-dns-resolver v0.10.3 [INFO] [stderr] Checking actix v0.7.9 [INFO] [stderr] Checking serde_json v1.0.38 [INFO] [stderr] Checking toy-kv v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `ventry` [INFO] [stdout] --> src/engine/store.rs:292:5 [INFO] [stdout] | [INFO] [stdout] 292 | ventry: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `ventry` [INFO] [stdout] --> src/engine/store.rs:292:5 [INFO] [stdout] | [INFO] [stdout] 292 | ventry: usize, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 21s [INFO] running `Command { std: "docker" "inspect" "9c18319279546295032ed5134c263d8c1cc339ad94a237417fac144ea2272d01", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c18319279546295032ed5134c263d8c1cc339ad94a237417fac144ea2272d01", kill_on_drop: false }` [INFO] [stdout] 9c18319279546295032ed5134c263d8c1cc339ad94a237417fac144ea2272d01