[INFO] cloning repository https://github.com/MarkBiesheuvel/sudoku-resolver [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkBiesheuvel/sudoku-resolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkBiesheuvel%2Fsudoku-resolver", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkBiesheuvel%2Fsudoku-resolver'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd9478080bcd54ab55262e100137b8be43ce08fd [INFO] checking MarkBiesheuvel/sudoku-resolver against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkBiesheuvel%2Fsudoku-resolver" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MarkBiesheuvel/sudoku-resolver 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/MarkBiesheuvel/sudoku-resolver [INFO] finished tweaking git repo https://github.com/MarkBiesheuvel/sudoku-resolver [INFO] tweaked toml for git repo https://github.com/MarkBiesheuvel/sudoku-resolver written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/MarkBiesheuvel/sudoku-resolver 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 5c099aac202c57ce59be04cc21a4365045383fd127b8fba9c37235ef1b8f8fe4 [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" "5c099aac202c57ce59be04cc21a4365045383fd127b8fba9c37235ef1b8f8fe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5c099aac202c57ce59be04cc21a4365045383fd127b8fba9c37235ef1b8f8fe4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5c099aac202c57ce59be04cc21a4365045383fd127b8fba9c37235ef1b8f8fe4", kill_on_drop: false }` [INFO] [stdout] 5c099aac202c57ce59be04cc21a4365045383fd127b8fba9c37235ef1b8f8fe4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] c6ef1619e42d0e55cb2c2846302ce5d2c84a784bb4822683cc70838972310084 [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" "c6ef1619e42d0e55cb2c2846302ce5d2c84a784bb4822683cc70838972310084", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking sudoku-solver v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `Command { std: "docker" "inspect" "c6ef1619e42d0e55cb2c2846302ce5d2c84a784bb4822683cc70838972310084", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6ef1619e42d0e55cb2c2846302ce5d2c84a784bb4822683cc70838972310084", kill_on_drop: false }` [INFO] [stdout] c6ef1619e42d0e55cb2c2846302ce5d2c84a784bb4822683cc70838972310084