[INFO] cloning repository https://github.com/julibeg/binary-hamming-dist
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julibeg/binary-hamming-dist" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulibeg%2Fbinary-hamming-dist", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulibeg%2Fbinary-hamming-dist'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 31c7e3bdface72baf993237c10ea1b00293ac788
[INFO] checking julibeg/binary-hamming-dist against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulibeg%2Fbinary-hamming-dist" "/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/julibeg/binary-hamming-dist on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/julibeg/binary-hamming-dist
[INFO] finished tweaking git repo https://github.com/julibeg/binary-hamming-dist
[INFO] tweaked toml for git repo https://github.com/julibeg/binary-hamming-dist written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/julibeg/binary-hamming-dist already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "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-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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4008a2abe7df82c4c16bd3c1ea41af272031adfd74836399e8ffc9e43817355b
[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" "4008a2abe7df82c4c16bd3c1ea41af272031adfd74836399e8ffc9e43817355b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4008a2abe7df82c4c16bd3c1ea41af272031adfd74836399e8ffc9e43817355b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4008a2abe7df82c4c16bd3c1ea41af272031adfd74836399e8ffc9e43817355b", kill_on_drop: false }`
[INFO] [stdout] 4008a2abe7df82c4c16bd3c1ea41af272031adfd74836399e8ffc9e43817355b
[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" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64c940b6d9bd38808e366fb45f37b8770ba544169191a877955e3c5dc82b8bdf
[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" "64c940b6d9bd38808e366fb45f37b8770ba544169191a877955e3c5dc82b8bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.3.1
[INFO] [stderr]     Checking regex v1.3.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking console v0.10.0
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking binary_hamming_dist v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.75s
[INFO] running `Command { std: "docker" "inspect" "64c940b6d9bd38808e366fb45f37b8770ba544169191a877955e3c5dc82b8bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c940b6d9bd38808e366fb45f37b8770ba544169191a877955e3c5dc82b8bdf", kill_on_drop: false }`
[INFO] [stdout] 64c940b6d9bd38808e366fb45f37b8770ba544169191a877955e3c5dc82b8bdf