[INFO] cloning repository https://github.com/yuk1ty/project-euler [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yuk1ty/project-euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuk1ty%2Fproject-euler"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuk1ty%2Fproject-euler'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 198d7fd4f8128700da844c0b4ee0c6504ac699f8 [INFO] checking yuk1ty/project-euler against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyuk1ty%2Fproject-euler" "/workspace/builds/worker-10/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/yuk1ty/project-euler on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/yuk1ty/project-euler [INFO] finished tweaking git repo https://github.com/yuk1ty/project-euler [INFO] tweaked toml for git repo https://github.com/yuk1ty/project-euler written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/yuk1ty/project-euler already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 53c24702f2d002556373eeeb1631445f1d783c6bcad912f86c6a33c0c55d8f61 [INFO] running `"docker" "start" "-a" "53c24702f2d002556373eeeb1631445f1d783c6bcad912f86c6a33c0c55d8f61"` [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Compiling proc-macro2 v1.0.10 [INFO] [stderr] Checking crossbeam-utils v0.7.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking plotters v0.2.12 [INFO] [stderr] Checking serde_json v1.0.50 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking crossbeam-queue v0.2.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Compiling syn v1.0.17 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking criterion-plot v0.4.1 [INFO] [stderr] Checking tinytemplate v1.0.3 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking criterion v0.3.1 [INFO] [stderr] Checking project-eular v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.60s [INFO] running `"docker" "inspect" "53c24702f2d002556373eeeb1631445f1d783c6bcad912f86c6a33c0c55d8f61"` [INFO] running `"docker" "rm" "-f" "53c24702f2d002556373eeeb1631445f1d783c6bcad912f86c6a33c0c55d8f61"` [INFO] [stdout] 53c24702f2d002556373eeeb1631445f1d783c6bcad912f86c6a33c0c55d8f61