[INFO] cloning repository https://github.com/d4hines/flamingo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/d4hines/flamingo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd4hines%2Fflamingo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd4hines%2Fflamingo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a270bc57f362d2460cace6cb59a17e0fca4ba40
[INFO] checking d4hines/flamingo against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fd4hines%2Fflamingo" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/d4hines/flamingo on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/d4hines/flamingo
[INFO] finished tweaking git repo https://github.com/d4hines/flamingo
[INFO] tweaked toml for git repo https://github.com/d4hines/flamingo written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/d4hines/flamingo already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dc40b65f54442444689f908de2ba461f9b40b956088c7d5b315ecd048169212
[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" "4dc40b65f54442444689f908de2ba461f9b40b956088c7d5b315ecd048169212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc40b65f54442444689f908de2ba461f9b40b956088c7d5b315ecd048169212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc40b65f54442444689f908de2ba461f9b40b956088c7d5b315ecd048169212", kill_on_drop: false }`
[INFO] [stdout] 4dc40b65f54442444689f908de2ba461f9b40b956088c7d5b315ecd048169212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac54fdec097ee6789484d569c3ae4bc21dbf80afd6c63ef75352eda40386a36c
[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" "ac54fdec097ee6789484d569c3ae4bc21dbf80afd6c63ef75352eda40386a36c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]     Checking codespan-reporting v0.9.3
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]     Checking lalrpop-util v0.18.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.18.1
[INFO] [stderr]    Compiling flamingo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/flamingo-598b46dc55bd511d/out/parse.rs:936:16
[INFO] [stdout]     |
[INFO] [stdout] 936 |         pub fn new() -> ALMModuleParser {
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `new_builder`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/flamingo-598b46dc55bd511d/out/parse.rs:3139:12
[INFO] [stdout]      |
[INFO] [stdout] 3139 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac54fdec097ee6789484d569c3ae4bc21dbf80afd6c63ef75352eda40386a36c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac54fdec097ee6789484d569c3ae4bc21dbf80afd6c63ef75352eda40386a36c", kill_on_drop: false }`
[INFO] [stdout] ac54fdec097ee6789484d569c3ae4bc21dbf80afd6c63ef75352eda40386a36c