[INFO] cloning repository https://github.com/rogday/ysda_algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rogday/ysda_algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogday%2Fysda_algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogday%2Fysda_algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae147f9701589ddfd52cf1008dfe61ab9bfbb48f
[INFO] checking rogday/ysda_algorithms against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogday%2Fysda_algorithms" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rogday/ysda_algorithms on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rogday/ysda_algorithms
[INFO] finished tweaking git repo https://github.com/rogday/ysda_algorithms
[INFO] tweaked toml for git repo https://github.com/rogday/ysda_algorithms written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/rogday/ysda_algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a78c7deb7cf70cd5841e6e9ac10b251f31c9a6d78a72ae431a555aede2140fc
[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" "2a78c7deb7cf70cd5841e6e9ac10b251f31c9a6d78a72ae431a555aede2140fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a78c7deb7cf70cd5841e6e9ac10b251f31c9a6d78a72ae431a555aede2140fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a78c7deb7cf70cd5841e6e9ac10b251f31c9a6d78a72ae431a555aede2140fc", kill_on_drop: false }`
[INFO] [stdout] 2a78c7deb7cf70cd5841e6e9ac10b251f31c9a6d78a72ae431a555aede2140fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d431b081df96c7cc7152faa035424db824ecb778e8fcfa2ef18dccb320172af
[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" "2d431b081df96c7cc7152faa035424db824ecb778e8fcfa2ef18dccb320172af", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking array-macro v1.0.5
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking sqrt_countdown v0.1.0 (/opt/rustwide/workdir/sqrt_countdown)
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking decoder v0.1.0 (/opt/rustwide/workdir/decoder)
[INFO] [stderr]     Checking squares v0.1.0 (/opt/rustwide/workdir/squares)
[INFO] [stderr]     Checking perfect_hash v0.1.0 (/opt/rustwide/workdir/perfect_hash)
[INFO] [stderr]     Checking isomorphic_trees v0.1.0 (/opt/rustwide/workdir/isomorphic_trees)
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]     Checking bad_rand v0.1.0 (/opt/rustwide/workdir/bad_rand)
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking convex_hull v0.1.0 (/opt/rustwide/workdir/convex_hull)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.05s
[INFO] running `Command { std: "docker" "inspect" "2d431b081df96c7cc7152faa035424db824ecb778e8fcfa2ef18dccb320172af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d431b081df96c7cc7152faa035424db824ecb778e8fcfa2ef18dccb320172af", kill_on_drop: false }`
[INFO] [stdout] 2d431b081df96c7cc7152faa035424db824ecb778e8fcfa2ef18dccb320172af