[INFO] updating cached repository https://github.com/gregcline/rs-readme
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7fa872e0976bc1b8565e9c387f73eb6655b4286
[INFO] checking gregcline/rs-readme against master#e1beee4992ad4b235fc700bf7af1ee86f894ea53 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregcline%2Frs-readme" "/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/gregcline/rs-readme on toolchain e1beee4992ad4b235fc700bf7af1ee86f894ea53
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gregcline/rs-readme
[INFO] finished tweaking git repo https://github.com/gregcline/rs-readme
[INFO] tweaked toml for git repo https://github.com/gregcline/rs-readme written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gregcline/rs-readme already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "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] 694045a412d89936624995544c75b34c3c06c661db55aefeeb6e6fc3033f8c92
[INFO] running `Command { std: "docker" "start" "-a" "694045a412d89936624995544c75b34c3c06c661db55aefeeb6e6fc3033f8c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "694045a412d89936624995544c75b34c3c06c661db55aefeeb6e6fc3033f8c92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "694045a412d89936624995544c75b34c3c06c661db55aefeeb6e6fc3033f8c92", kill_on_drop: false }`
[INFO] [stdout] 694045a412d89936624995544c75b34c3c06c661db55aefeeb6e6fc3033f8c92
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+e1beee4992ad4b235fc700bf7af1ee86f894ea53" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 2c2cf64ca55d674c98258ec985d75eb94b1ffbc55d447f732d5dabe64c5d5f67
[INFO] running `Command { std: "docker" "start" "-a" "2c2cf64ca55d674c98258ec985d75eb94b1ffbc55d447f732d5dabe64c5d5f67", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking percent-encoding v2.1.0
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[INFO] [stderr]    Compiling serde v1.0.105
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[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling curl v0.4.28
[INFO] [stderr]     Checking rustc-demangle v0.1.16
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[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking ansi_term v0.11.0
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[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.34
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.30+curl-7.69.1
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
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[INFO] [stderr]     Checking url v1.7.2
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[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.45
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking futures-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_qs v0.5.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.12
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling async-trait v0.1.26
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking surf v1.0.3
[INFO] [stderr]    Compiling structopt-derive v0.4.6
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling extend v0.1.1
[INFO] [stderr]     Checking assert-json-diff v1.0.3
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking mockito v0.23.3
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[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking http-types v1.2.0
[INFO] [stderr]     Checking http-service v0.5.0
[INFO] [stderr]     Checking async-h1 v1.1.2
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[INFO] [stderr]     Checking http-service-mock v0.5.0
[INFO] [stderr]     Checking http-service-h1 v0.1.0
[INFO] [stderr]     Checking tide v0.8.0
[INFO] [stderr]     Checking rs_readme v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "2c2cf64ca55d674c98258ec985d75eb94b1ffbc55d447f732d5dabe64c5d5f67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c2cf64ca55d674c98258ec985d75eb94b1ffbc55d447f732d5dabe64c5d5f67", kill_on_drop: false }`
[INFO] [stdout] 2c2cf64ca55d674c98258ec985d75eb94b1ffbc55d447f732d5dabe64c5d5f67