[INFO] cloning repository https://github.com/quebin31/ant-system
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quebin31/ant-system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fant-system", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fant-system'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fafd63f96e305f5b810a5ac668c0c2a0ce7b260
[INFO] checking quebin31/ant-system against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquebin31%2Fant-system" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quebin31/ant-system on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quebin31/ant-system
[INFO] finished tweaking git repo https://github.com/quebin31/ant-system
[INFO] tweaked toml for git repo https://github.com/quebin31/ant-system written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/quebin31/ant-system already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", 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] 1bfa9c06eb3e9ae7e46ef667ebb263581b1c98f69d6653b8636ca90f02d7af03
[INFO] running `Command { std: "docker" "start" "-a" "1bfa9c06eb3e9ae7e46ef667ebb263581b1c98f69d6653b8636ca90f02d7af03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1bfa9c06eb3e9ae7e46ef667ebb263581b1c98f69d6653b8636ca90f02d7af03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bfa9c06eb3e9ae7e46ef667ebb263581b1c98f69d6653b8636ca90f02d7af03", kill_on_drop: false }`
[INFO] [stdout] 1bfa9c06eb3e9ae7e46ef667ebb263581b1c98f69d6653b8636ca90f02d7af03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86ce8f19656bb01539707045aa0a09cd34ad7b27d1d257a4800f81a555780d39
[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" "86ce8f19656bb01539707045aa0a09cd34ad7b27d1d257a4800f81a555780d39", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking term v0.5.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking indicatif v0.15.0
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking ant-system v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.35s
[INFO] running `Command { std: "docker" "inspect" "86ce8f19656bb01539707045aa0a09cd34ad7b27d1d257a4800f81a555780d39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86ce8f19656bb01539707045aa0a09cd34ad7b27d1d257a4800f81a555780d39", kill_on_drop: false }`
[INFO] [stdout] 86ce8f19656bb01539707045aa0a09cd34ad7b27d1d257a4800f81a555780d39