[INFO] cloning repository https://github.com/AuroransSolis/project-euler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AuroransSolis/project-euler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAuroransSolis%2Fproject-euler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAuroransSolis%2Fproject-euler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9365fcaaf9f60192748dd7f9ea30349b018137e5
[INFO] checking AuroransSolis/project-euler against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAuroransSolis%2Fproject-euler" "/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/AuroransSolis/project-euler on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AuroransSolis/project-euler
[INFO] finished tweaking git repo https://github.com/AuroransSolis/project-euler
[INFO] tweaked toml for git repo https://github.com/AuroransSolis/project-euler written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ab78407c39151f1da649d9b07f27ce8d07b18660186422cfb27394c0c9d472c
[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" "1ab78407c39151f1da649d9b07f27ce8d07b18660186422cfb27394c0c9d472c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ab78407c39151f1da649d9b07f27ce8d07b18660186422cfb27394c0c9d472c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ab78407c39151f1da649d9b07f27ce8d07b18660186422cfb27394c0c9d472c", kill_on_drop: false }`
[INFO] [stdout] 1ab78407c39151f1da649d9b07f27ce8d07b18660186422cfb27394c0c9d472c
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] b71638ac0d45a47761143388eac789317338b40a8b0af461bd63857466498414
[INFO] running `Command { std: "docker" "start" "-a" "b71638ac0d45a47761143388eac789317338b40a8b0af461bd63857466498414", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking problem-5 v0.1.0 (/opt/rustwide/workdir/problem-5)
[INFO] [stderr]     Checking problem-4 v0.1.0 (/opt/rustwide/workdir/problem-4)
[INFO] [stderr]     Checking problem-9 v0.1.0 (/opt/rustwide/workdir/problem-9)
[INFO] [stderr]     Checking problem-8 v0.1.0 (/opt/rustwide/workdir/problem-8)
[INFO] [stderr]     Checking problem-6 v0.1.0 (/opt/rustwide/workdir/problem-6)
[INFO] [stderr]     Checking problem-11 v0.1.0 (/opt/rustwide/workdir/problem-11)
[INFO] [stderr]     Checking problem-1 v0.1.0 (/opt/rustwide/workdir/problem-1)
[INFO] [stderr]     Checking problem-10 v0.1.0 (/opt/rustwide/workdir/problem-10)
[INFO] [stderr]     Checking problem-7 v0.1.0 (/opt/rustwide/workdir/problem-7)
[INFO] [stderr]     Checking problem-2 v0.1.0 (/opt/rustwide/workdir/problem-2)
[INFO] [stderr]     Checking problem-3 v0.1.0 (/opt/rustwide/workdir/problem-3)
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.93s
[INFO] running `Command { std: "docker" "inspect" "b71638ac0d45a47761143388eac789317338b40a8b0af461bd63857466498414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b71638ac0d45a47761143388eac789317338b40a8b0af461bd63857466498414", kill_on_drop: false }`
[INFO] [stdout] b71638ac0d45a47761143388eac789317338b40a8b0af461bd63857466498414