[INFO] cloning repository https://github.com/p32blo/pl-vm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/p32blo/pl-vm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp32blo%2Fpl-vm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp32blo%2Fpl-vm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c9b4543f64761035fa935ecfc93fc7f68f7cb6e
[INFO] checking p32blo/pl-vm against master#c9228570668803e3e6402770d55f23a12c9ae686 for pr-79472
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fp32blo%2Fpl-vm" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/p32blo/pl-vm on toolchain c9228570668803e3e6402770d55f23a12c9ae686
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/p32blo/pl-vm
[INFO] finished tweaking git repo https://github.com/p32blo/pl-vm
[INFO] tweaked toml for git repo https://github.com/p32blo/pl-vm written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/p32blo/pl-vm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2125a913e47d58adb4eddcc168625f2505283103454710aaf08eaf12e7f60b83
[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" "2125a913e47d58adb4eddcc168625f2505283103454710aaf08eaf12e7f60b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2125a913e47d58adb4eddcc168625f2505283103454710aaf08eaf12e7f60b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2125a913e47d58adb4eddcc168625f2505283103454710aaf08eaf12e7f60b83", kill_on_drop: false }`
[INFO] [stdout] 2125a913e47d58adb4eddcc168625f2505283103454710aaf08eaf12e7f60b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+c9228570668803e3e6402770d55f23a12c9ae686" "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] 7ed1e5ea87f2340af7dcc741861742d569d23a699999755e0aa6cac2059da75f
[INFO] running `Command { std: "docker" "start" "-a" "7ed1e5ea87f2340af7dcc741861742d569d23a699999755e0aa6cac2059da75f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.39
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking pest v0.4.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking clap v2.31.1
[INFO] [stderr]     Checking pl-vm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused logical operation that must be used
[INFO] [stdout]    --> src/parser.rs:28:5
[INFO] [stdout]     |
[INFO] [stdout] 28  | /     impl_rdp! {
[INFO] [stdout] 29  | |         grammar! {
[INFO] [stdout] 30  | |             // Lexical Rules
[INFO] [stdout] 31  | |             digit = _{ ['0'..'9'] }
[INFO] [stdout] ...   |
[INFO] [stdout] 249 | |         }
[INFO] [stdout] 250 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused logical operation that must be used
[INFO] [stdout]    --> src/parser.rs:28:5
[INFO] [stdout]     |
[INFO] [stdout] 28  | /     impl_rdp! {
[INFO] [stdout] 29  | |         grammar! {
[INFO] [stdout] 30  | |             // Lexical Rules
[INFO] [stdout] 31  | |             digit = _{ ['0'..'9'] }
[INFO] [stdout] ...   |
[INFO] [stdout] 249 | |         }
[INFO] [stdout] 250 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.59s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7ed1e5ea87f2340af7dcc741861742d569d23a699999755e0aa6cac2059da75f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ed1e5ea87f2340af7dcc741861742d569d23a699999755e0aa6cac2059da75f", kill_on_drop: false }`
[INFO] [stdout] 7ed1e5ea87f2340af7dcc741861742d569d23a699999755e0aa6cac2059da75f