[INFO] cloning repository https://github.com/leomwilson/ibi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leomwilson/ibi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fibi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fibi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cc3907120cc1812e06de67f3c49787d762066de5
[INFO] checking leomwilson/ibi against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleomwilson%2Fibi" "/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/leomwilson/ibi 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/leomwilson/ibi
[INFO] finished tweaking git repo https://github.com/leomwilson/ibi
[INFO] tweaked toml for git repo https://github.com/leomwilson/ibi written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/leomwilson/ibi 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] [stdout] 2de5df5923b0d1e83018b936ef06a3eb1e75cd0f37f9f676bf73ce5110953ee4
[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" "2de5df5923b0d1e83018b936ef06a3eb1e75cd0f37f9f676bf73ce5110953ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2de5df5923b0d1e83018b936ef06a3eb1e75cd0f37f9f676bf73ce5110953ee4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2de5df5923b0d1e83018b936ef06a3eb1e75cd0f37f9f676bf73ce5110953ee4", kill_on_drop: false }`
[INFO] [stdout] 2de5df5923b0d1e83018b936ef06a3eb1e75cd0f37f9f676bf73ce5110953ee4
[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] 1bb2703e893e7b25d5b31bdc793660ddfdbae4d0caab23f8b79a43bfb087dc8f
[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" "1bb2703e893e7b25d5b31bdc793660ddfdbae4d0caab23f8b79a43bfb087dc8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking rgb v0.8.13
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling openssl-sys v0.9.47
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling curl-sys v0.4.18
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking git2 v0.8.0
[INFO] [stderr]     Checking ibi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.97s
[INFO] running `Command { std: "docker" "inspect" "1bb2703e893e7b25d5b31bdc793660ddfdbae4d0caab23f8b79a43bfb087dc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bb2703e893e7b25d5b31bdc793660ddfdbae4d0caab23f8b79a43bfb087dc8f", kill_on_drop: false }`
[INFO] [stdout] 1bb2703e893e7b25d5b31bdc793660ddfdbae4d0caab23f8b79a43bfb087dc8f