[INFO] cloning repository https://github.com/ryanpbrewster/byteperm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryanpbrewster/byteperm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpbrewster%2Fbyteperm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpbrewster%2Fbyteperm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 53ced4e430d27aa35648fe9020b3868378ac0bc4
[INFO] checking ryanpbrewster/byteperm against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryanpbrewster%2Fbyteperm" "/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/ryanpbrewster/byteperm on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ryanpbrewster/byteperm
[INFO] finished tweaking git repo https://github.com/ryanpbrewster/byteperm
[INFO] tweaked toml for git repo https://github.com/ryanpbrewster/byteperm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ryanpbrewster/byteperm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] f801778c2b04a6996a510e862e90066a62751acb820d6e74366c6aeb552bcbdd
[INFO] running `Command { std: "docker" "start" "-a" "f801778c2b04a6996a510e862e90066a62751acb820d6e74366c6aeb552bcbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f801778c2b04a6996a510e862e90066a62751acb820d6e74366c6aeb552bcbdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f801778c2b04a6996a510e862e90066a62751acb820d6e74366c6aeb552bcbdd", kill_on_drop: false }`
[INFO] [stdout] f801778c2b04a6996a510e862e90066a62751acb820d6e74366c6aeb552bcbdd
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4c4450dfdea66c737a900d4017bdb8f1e2653d7c69d9a097977b22a7470cdbb
[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" "f4c4450dfdea66c737a900d4017bdb8f1e2653d7c69d9a097977b22a7470cdbb", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking oorandom v11.1.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking byteperm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.28s
[INFO] running `Command { std: "docker" "inspect" "f4c4450dfdea66c737a900d4017bdb8f1e2653d7c69d9a097977b22a7470cdbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4c4450dfdea66c737a900d4017bdb8f1e2653d7c69d9a097977b22a7470cdbb", kill_on_drop: false }`
[INFO] [stdout] f4c4450dfdea66c737a900d4017bdb8f1e2653d7c69d9a097977b22a7470cdbb