[INFO] cloning repository https://github.com/myself659/module-demo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myself659/module-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Fmodule-demo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Fmodule-demo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b0d4b9cd6e4c5e6b91f7c6e3ffcf8d7b189e1359 [INFO] checking myself659/module-demo against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyself659%2Fmodule-demo" "/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/myself659/module-demo on toolchain 81275a1445c7502a974118e0c69b795ab60be991 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/myself659/module-demo [INFO] finished tweaking git repo https://github.com/myself659/module-demo [INFO] tweaked toml for git repo https://github.com/myself659/module-demo written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/myself659/module-demo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9c381d4580b83ebf886c996828d7967cda147cd8a31b6b5b8c78b88e0991f08a [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" "9c381d4580b83ebf886c996828d7967cda147cd8a31b6b5b8c78b88e0991f08a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9c381d4580b83ebf886c996828d7967cda147cd8a31b6b5b8c78b88e0991f08a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c381d4580b83ebf886c996828d7967cda147cd8a31b6b5b8c78b88e0991f08a", kill_on_drop: false }` [INFO] [stdout] 9c381d4580b83ebf886c996828d7967cda147cd8a31b6b5b8c78b88e0991f08a [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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "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] d3d4a209ec6680e37c564be13ab7f1fc9e84890d37f0030d3d870ff2ef62df18 [INFO] running `Command { std: "docker" "start" "-a" "d3d4a209ec6680e37c564be13ab7f1fc9e84890d37f0030d3d870ff2ef62df18", kill_on_drop: false }` [INFO] [stderr] Checking module-demo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function is never used: `do_it` [INFO] [stdout] --> src/tower_building/tower.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | fn do_it() { [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: function is never used: `do_it` [INFO] [stdout] --> src/tower_building/tower.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | fn do_it() { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.40s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d3d4a209ec6680e37c564be13ab7f1fc9e84890d37f0030d3d870ff2ef62df18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3d4a209ec6680e37c564be13ab7f1fc9e84890d37f0030d3d870ff2ef62df18", kill_on_drop: false }` [INFO] [stdout] d3d4a209ec6680e37c564be13ab7f1fc9e84890d37f0030d3d870ff2ef62df18