[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#195ad4830e11a544391abe296b146450dea8411b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frogday%2Fysda_algorithms" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rogday/ysda_algorithms on toolchain 195ad4830e11a544391abe296b146450dea8411b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+195ad4830e11a544391abe296b146450dea8411b" "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-3/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" "+195ad4830e11a544391abe296b146450dea8411b" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+195ad4830e11a544391abe296b146450dea8411b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c53b3b35d37f06d6abfdd15f1ec1ccc37d9a55a5c97110ed70d7ee3bcbbb4588
[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" "c53b3b35d37f06d6abfdd15f1ec1ccc37d9a55a5c97110ed70d7ee3bcbbb4588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c53b3b35d37f06d6abfdd15f1ec1ccc37d9a55a5c97110ed70d7ee3bcbbb4588", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c53b3b35d37f06d6abfdd15f1ec1ccc37d9a55a5c97110ed70d7ee3bcbbb4588", kill_on_drop: false }`
[INFO] [stdout] c53b3b35d37f06d6abfdd15f1ec1ccc37d9a55a5c97110ed70d7ee3bcbbb4588
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+195ad4830e11a544391abe296b146450dea8411b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45b21285ae9e7263db98764a42384d3d0e7e5d42ecbaf7ff5b80a64a118804c5
[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" "45b21285ae9e7263db98764a42384d3d0e7e5d42ecbaf7ff5b80a64a118804c5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-utils v0.8.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[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 crossbeam-deque v0.8.0
[INFO] [stderr]     Checking sqrt_countdown v0.1.0 (/opt/rustwide/workdir/sqrt_countdown)
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rayon-core v1.9.0
[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 decoder v0.1.0 (/opt/rustwide/workdir/decoder)
[INFO] [stderr]     Checking isomorphic_trees v0.1.0 (/opt/rustwide/workdir/isomorphic_trees)
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling enum-map-derive v0.4.6
[INFO] [stderr]     Checking enum-map v0.6.4
[INFO] [stderr]     Checking bad_rand v0.1.0 (/opt/rustwide/workdir/bad_rand)
[INFO] [stderr]     Checking convex_hull v0.1.0 (/opt/rustwide/workdir/convex_hull)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.15s
[INFO] running `Command { std: "docker" "inspect" "45b21285ae9e7263db98764a42384d3d0e7e5d42ecbaf7ff5b80a64a118804c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45b21285ae9e7263db98764a42384d3d0e7e5d42ecbaf7ff5b80a64a118804c5", kill_on_drop: false }`
[INFO] [stdout] 45b21285ae9e7263db98764a42384d3d0e7e5d42ecbaf7ff5b80a64a118804c5