[INFO] cloning repository https://github.com/bIgBV/rust-evc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bIgBV/rust-evc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbIgBV%2Frust-evc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbIgBV%2Frust-evc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77b6cae80e4b7d509973e4676b4b5a73a55b7338
[INFO] checking bIgBV/rust-evc against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FbIgBV%2Frust-evc" "/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/bIgBV/rust-evc on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bIgBV/rust-evc
[INFO] finished tweaking git repo https://github.com/bIgBV/rust-evc
[INFO] tweaked toml for git repo https://github.com/bIgBV/rust-evc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/bIgBV/rust-evc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.29
[INFO] [stderr]   Downloaded simplelog v0.5.0
[INFO] [stderr]   Downloaded rug v1.0.0
[INFO] [stderr]   Downloaded gmp-mpfr-sys v1.1.1
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50f4bdbed1a0f9d328012d768cd4ebf3d8013f98078aee939ffa5dfe59af7391
[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" "50f4bdbed1a0f9d328012d768cd4ebf3d8013f98078aee939ffa5dfe59af7391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f4bdbed1a0f9d328012d768cd4ebf3d8013f98078aee939ffa5dfe59af7391", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f4bdbed1a0f9d328012d768cd4ebf3d8013f98078aee939ffa5dfe59af7391", kill_on_drop: false }`
[INFO] [stdout] 50f4bdbed1a0f9d328012d768cd4ebf3d8013f98078aee939ffa5dfe59af7391
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83504a6270737c7ffef8696827729d2528e0a9bb1ddca37763e5f99ea3aa79f5
[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" "83504a6270737c7ffef8696827729d2528e0a9bb1ddca37763e5f99ea3aa79f5", 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.6
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.1.1
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]    Compiling rug v1.0.0
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking serde v1.0.29
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling syn v0.12.14
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking simplelog v0.5.0
[INFO] [stderr]    Compiling serde_derive_internals v0.20.0
[INFO] [stderr]    Compiling serde_derive v1.0.29
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "83504a6270737c7ffef8696827729d2528e0a9bb1ddca37763e5f99ea3aa79f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83504a6270737c7ffef8696827729d2528e0a9bb1ddca37763e5f99ea3aa79f5", kill_on_drop: false }`
[INFO] [stdout] 83504a6270737c7ffef8696827729d2528e0a9bb1ddca37763e5f99ea3aa79f5