[INFO] cloning repository https://github.com/kristof-mattei/advent-of-code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kristof-mattei/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Fadvent-of-code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Fadvent-of-code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 81260e74bcad00773663eb601b786acd274654b1
[INFO] checking kristof-mattei/advent-of-code-2020 against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Fadvent-of-code-2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kristof-mattei/advent-of-code-2020 on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kristof-mattei/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/kristof-mattei/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/kristof-mattei/advent-of-code-2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kristof-mattei/advent-of-code-2020 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking kristof-mattei/advent-of-code-2020 against try#5cafabc9f16561d7796554d5d241c3068e2bd97f for pr-135852
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkristof-mattei%2Fadvent-of-code-2020" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kristof-mattei/advent-of-code-2020 on toolchain 5cafabc9f16561d7796554d5d241c3068e2bd97f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/kristof-mattei/advent-of-code-2020
[INFO] finished tweaking git repo https://github.com/kristof-mattei/advent-of-code-2020
[INFO] tweaked toml for git repo https://github.com/kristof-mattei/advent-of-code-2020 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/kristof-mattei/advent-of-code-2020 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" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa896b8db30e688da72b8f751188852077678e4286a3454cfeb5f417dec657e8
[INFO] running `Command { std: "docker" "start" "-a" "aa896b8db30e688da72b8f751188852077678e4286a3454cfeb5f417dec657e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa896b8db30e688da72b8f751188852077678e4286a3454cfeb5f417dec657e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa896b8db30e688da72b8f751188852077678e4286a3454cfeb5f417dec657e8", kill_on_drop: false }`
[INFO] [stdout] aa896b8db30e688da72b8f751188852077678e4286a3454cfeb5f417dec657e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+5cafabc9f16561d7796554d5d241c3068e2bd97f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 63a12701f36b7ceb8b41557613d9d53cb7ad947d47530ba9a06dc1183f192177
[INFO] running `Command { std: "docker" "start" "-a" "63a12701f36b7ceb8b41557613d9d53cb7ad947d47530ba9a06dc1183f192177", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.20.2
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]     Checking miniz_oxide v0.7.4
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]     Checking tracing-core v0.1.33
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling backtrace v0.3.71
[INFO] [stderr]     Checking tracing-error v0.2.1
[INFO] [stderr]     Checking color-spantrace v0.2.1
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking color-eyre v0.6.3
[INFO] [stderr]     Checking advent-of-code-2020 v0.0.0-development (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.44s
[INFO] running `Command { std: "docker" "inspect" "63a12701f36b7ceb8b41557613d9d53cb7ad947d47530ba9a06dc1183f192177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a12701f36b7ceb8b41557613d9d53cb7ad947d47530ba9a06dc1183f192177", kill_on_drop: false }`
[INFO] [stdout] 63a12701f36b7ceb8b41557613d9d53cb7ad947d47530ba9a06dc1183f192177