[INFO] cloning repository https://github.com/titaniumtraveler/research-assistant
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/titaniumtraveler/research-assistant" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitaniumtraveler%2Fresearch-assistant", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitaniumtraveler%2Fresearch-assistant'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30fcbe41b0a87acd0052e7ff96cb99079b567a33
[INFO] checking titaniumtraveler/research-assistant against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitaniumtraveler%2Fresearch-assistant" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/titaniumtraveler/research-assistant
[INFO] finished tweaking git repo https://github.com/titaniumtraveler/research-assistant
[INFO] tweaked toml for git repo https://github.com/titaniumtraveler/research-assistant written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/titaniumtraveler/research-assistant on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/titaniumtraveler/research-assistant 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/titaniumtraveler/serde-json`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking titaniumtraveler/research-assistant against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftitaniumtraveler%2Fresearch-assistant" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/titaniumtraveler/research-assistant
[INFO] finished tweaking git repo https://github.com/titaniumtraveler/research-assistant
[INFO] tweaked toml for git repo https://github.com/titaniumtraveler/research-assistant written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/titaniumtraveler/research-assistant on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/titaniumtraveler/research-assistant 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bstr v1.10.0
[INFO] [stderr]   Downloaded libc v0.2.159
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5da501f305f3fd58cc943ab789ee7c46c29b09a1953cbeff247f71eff507139
[INFO] running `Command { std: "docker" "start" "-a" "f5da501f305f3fd58cc943ab789ee7c46c29b09a1953cbeff247f71eff507139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5da501f305f3fd58cc943ab789ee7c46c29b09a1953cbeff247f71eff507139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5da501f305f3fd58cc943ab789ee7c46c29b09a1953cbeff247f71eff507139", kill_on_drop: false }`
[INFO] [stdout] f5da501f305f3fd58cc943ab789ee7c46c29b09a1953cbeff247f71eff507139
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04ff59c3baf8fb465566792898701d9227d4f90f1a9db9ed8ac7af0e7d6d4227
[INFO] running `Command { std: "docker" "start" "-a" "04ff59c3baf8fb465566792898701d9227d4f90f1a9db9ed8ac7af0e7d6d4227", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking hashbrown v0.15.0
[INFO] [stderr]    Compiling serde_json v1.0.128 (https://github.com/titaniumtraveler/serde-json?branch=fork%2Fbook_of_hours#9e21900e)
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking os_str_bytes v6.6.1
[INFO] [stderr]     Checking regex-automata v0.4.8
[INFO] [stderr]     Checking indexmap v2.6.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]     Checking bstr v1.10.0
[INFO] [stderr]     Checking shellexpand v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]     Checking serde v1.0.210
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking encoding_rs v0.8.34
[INFO] [stderr]     Checking globset v0.4.15
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking research_assistant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.08s
[INFO] running `Command { std: "docker" "inspect" "04ff59c3baf8fb465566792898701d9227d4f90f1a9db9ed8ac7af0e7d6d4227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ff59c3baf8fb465566792898701d9227d4f90f1a9db9ed8ac7af0e7d6d4227", kill_on_drop: false }`
[INFO] [stdout] 04ff59c3baf8fb465566792898701d9227d4f90f1a9db9ed8ac7af0e7d6d4227