[INFO] cloning repository https://github.com/maham/advent_2020_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maham/advent_2020_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaham%2Fadvent_2020_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaham%2Fadvent_2020_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0ef3915e461c1e59c23e130b68d08596c12ad71a [INFO] checking maham/advent_2020_rust against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaham%2Fadvent_2020_rust" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/maham/advent_2020_rust on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/maham/advent_2020_rust [INFO] finished tweaking git repo https://github.com/maham/advent_2020_rust [INFO] tweaked toml for git repo https://github.com/maham/advent_2020_rust written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/maham/advent_2020_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ecd32d302fd087f957e6eed772f66ebfdb8e669abfe4e0a04de51518068361c [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" "3ecd32d302fd087f957e6eed772f66ebfdb8e669abfe4e0a04de51518068361c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ecd32d302fd087f957e6eed772f66ebfdb8e669abfe4e0a04de51518068361c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ecd32d302fd087f957e6eed772f66ebfdb8e669abfe4e0a04de51518068361c", kill_on_drop: false }` [INFO] [stdout] 3ecd32d302fd087f957e6eed772f66ebfdb8e669abfe4e0a04de51518068361c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f12d070a142d6bc609fd9025cb44cb517ef98c1cb41d88e05a143719489de2b7 [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" "f12d070a142d6bc609fd9025cb44cb517ef98c1cb41d88e05a143719489de2b7", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling const_fn v0.4.4 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling standback v0.2.13 [INFO] [stderr] Compiling time v0.2.23 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling syn v1.0.54 [INFO] [stderr] Compiling time-macros-impl v0.1.1 [INFO] [stderr] Checking time-macros v0.1.1 [INFO] [stderr] Checking advent_2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 30.66s [INFO] running `Command { std: "docker" "inspect" "f12d070a142d6bc609fd9025cb44cb517ef98c1cb41d88e05a143719489de2b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f12d070a142d6bc609fd9025cb44cb517ef98c1cb41d88e05a143719489de2b7", kill_on_drop: false }` [INFO] [stdout] f12d070a142d6bc609fd9025cb44cb517ef98c1cb41d88e05a143719489de2b7