[INFO] cloning repository https://github.com/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flzutao%2Frust-benches-iter-enumerate-vs-ref-cast-ptr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flzutao%2Frust-benches-iter-enumerate-vs-ref-cast-ptr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd6f8639103ed72e1ec47430ef78013db27237eb
[INFO] checking lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flzutao%2Frust-benches-iter-enumerate-vs-ref-cast-ptr" "/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/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr
[INFO] finished tweaking git repo https://github.com/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr
[INFO] tweaked toml for git repo https://github.com/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/lzutao/rust-benches-iter-enumerate-vs-ref-cast-ptr already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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] a216564ff9e96d715ce42c01698aee6a0435ba22fc1ffc518b3159a55e0ac433
[INFO] running `Command { std: "docker" "start" "-a" "a216564ff9e96d715ce42c01698aee6a0435ba22fc1ffc518b3159a55e0ac433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a216564ff9e96d715ce42c01698aee6a0435ba22fc1ffc518b3159a55e0ac433", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a216564ff9e96d715ce42c01698aee6a0435ba22fc1ffc518b3159a55e0ac433", kill_on_drop: false }`
[INFO] [stdout] a216564ff9e96d715ce42c01698aee6a0435ba22fc1ffc518b3159a55e0ac433
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b842fddb55c3975c24e81d383ddb763ad539cf199a3116790ccefe229de24429
[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" "b842fddb55c3975c24e81d383ddb763ad539cf199a3116790ccefe229de24429", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking enumerate-vs-ref-cast-ptr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking plotters v0.2.12
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking criterion v0.3.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.03s
[INFO] running `Command { std: "docker" "inspect" "b842fddb55c3975c24e81d383ddb763ad539cf199a3116790ccefe229de24429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b842fddb55c3975c24e81d383ddb763ad539cf199a3116790ccefe229de24429", kill_on_drop: false }`
[INFO] [stdout] b842fddb55c3975c24e81d383ddb763ad539cf199a3116790ccefe229de24429