[INFO] cloning repository https://github.com/mateusnssn/incomprehensible-paper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mateusnssn/incomprehensible-paper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateusnssn%2Fincomprehensible-paper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateusnssn%2Fincomprehensible-paper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d593da6851e9961f530b07def9bf5267390ca89
[INFO] checking mateusnssn/incomprehensible-paper against try#9e1116444e23dde580a35d0bf5bbb46c1ce9ce25 for pr-107620
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmateusnssn%2Fincomprehensible-paper" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mateusnssn/incomprehensible-paper on toolchain 9e1116444e23dde580a35d0bf5bbb46c1ce9ce25
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mateusnssn/incomprehensible-paper
[INFO] finished tweaking git repo https://github.com/mateusnssn/incomprehensible-paper
[INFO] tweaked toml for git repo https://github.com/mateusnssn/incomprehensible-paper written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mateusnssn/incomprehensible-paper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b8043a0119ba7c7184d6f5d83e997c9f752801d2812d22a1b14ca715e72e84f
[INFO] running `Command { std: "docker" "start" "-a" "2b8043a0119ba7c7184d6f5d83e997c9f752801d2812d22a1b14ca715e72e84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b8043a0119ba7c7184d6f5d83e997c9f752801d2812d22a1b14ca715e72e84f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b8043a0119ba7c7184d6f5d83e997c9f752801d2812d22a1b14ca715e72e84f", kill_on_drop: false }`
[INFO] [stdout] 2b8043a0119ba7c7184d6f5d83e997c9f752801d2812d22a1b14ca715e72e84f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+9e1116444e23dde580a35d0bf5bbb46c1ce9ce25" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41ec0a68d0156679e3790a5c4ef5249024e90b55560f3b44df8fd42b78270fb9
[INFO] running `Command { std: "docker" "start" "-a" "41ec0a68d0156679e3790a5c4ef5249024e90b55560f3b44df8fd42b78270fb9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "41ec0a68d0156679e3790a5c4ef5249024e90b55560f3b44df8fd42b78270fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41ec0a68d0156679e3790a5c4ef5249024e90b55560f3b44df8fd42b78270fb9", kill_on_drop: false }`
[INFO] [stdout] 41ec0a68d0156679e3790a5c4ef5249024e90b55560f3b44df8fd42b78270fb9