[INFO] cloning repository https://github.com/quininer/fast-swapview
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/quininer/fast-swapview" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquininer%2Ffast-swapview", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquininer%2Ffast-swapview'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0110fb2b96301cd9cbc21ac8bd6cd75222c81c1
[INFO] checking quininer/fast-swapview against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fquininer%2Ffast-swapview" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/quininer/fast-swapview on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/quininer/fast-swapview
[INFO] finished tweaking git repo https://github.com/quininer/fast-swapview
[INFO] tweaked toml for git repo https://github.com/quininer/fast-swapview written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/quininer/fast-swapview already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/quininer/fast-lines`
[INFO] [stderr]     Updating git repository `https://github.com/crossbeam-rs/crossbeam`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded regex-automata v0.1.7
[INFO] [stderr]   Downloaded lexical-core v0.4.2
[INFO] [stderr]   Downloaded bstr v0.2.2
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded fast-floats v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 423a6c4d3e4b17e09bc08a265c1cee6e5b2948b6781faf177564777995884349
[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" "423a6c4d3e4b17e09bc08a265c1cee6e5b2948b6781faf177564777995884349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "423a6c4d3e4b17e09bc08a265c1cee6e5b2948b6781faf177564777995884349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "423a6c4d3e4b17e09bc08a265c1cee6e5b2948b6781faf177564777995884349", kill_on_drop: false }`
[INFO] [stdout] 423a6c4d3e4b17e09bc08a265c1cee6e5b2948b6781faf177564777995884349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f48b1ae83d23656e5895118a0126e3c61ecbe9d1477a43699a38fd19e785bd5
[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" "8f48b1ae83d23656e5895118a0126e3c61ecbe9d1477a43699a38fd19e785bd5", kill_on_drop: false }`
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]     Checking fast-floats v0.1.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking regex-automata v0.1.7
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.2
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking walkdir v2.2.8
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking crossbeam-utils v0.6.5 (https://github.com/crossbeam-rs/crossbeam#9898f927)
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1 (https://github.com/crossbeam-rs/crossbeam#9898f927)
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking bstr v0.2.2
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking fast-lines v0.1.0 (https://github.com/quininer/fast-lines#750681aa)
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking crossbeam-skiplist v0.0.0 (https://github.com/crossbeam-rs/crossbeam#9898f927)
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking rayon v1.1.0
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.97
[INFO] [stderr]     Checking fast-swapview v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking criterion v0.2.11
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.09s
[INFO] running `Command { std: "docker" "inspect" "8f48b1ae83d23656e5895118a0126e3c61ecbe9d1477a43699a38fd19e785bd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f48b1ae83d23656e5895118a0126e3c61ecbe9d1477a43699a38fd19e785bd5", kill_on_drop: false }`
[INFO] [stdout] 8f48b1ae83d23656e5895118a0126e3c61ecbe9d1477a43699a38fd19e785bd5