[INFO] cloning repository https://github.com/seungha-kim/json-monkey-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/seungha-kim/json-monkey-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseungha-kim%2Fjson-monkey-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseungha-kim%2Fjson-monkey-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adf210299b731bf3d122a91cbdacc449f76a6d2a
[INFO] checking seungha-kim/json-monkey-rs against try#29194e8f603400afdb2f86c9418e9fccb1628ea0 for pr-135331-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseungha-kim%2Fjson-monkey-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seungha-kim/json-monkey-rs
[INFO] finished tweaking git repo https://github.com/seungha-kim/json-monkey-rs
[INFO] tweaked toml for git repo https://github.com/seungha-kim/json-monkey-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seungha-kim/json-monkey-rs on toolchain 29194e8f603400afdb2f86c9418e9fccb1628ea0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/seungha-kim/json-monkey-rs 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" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "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 seungha-kim/json-monkey-rs against try#29194e8f603400afdb2f86c9418e9fccb1628ea0 for pr-135331-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseungha-kim%2Fjson-monkey-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/seungha-kim/json-monkey-rs
[INFO] finished tweaking git repo https://github.com/seungha-kim/json-monkey-rs
[INFO] tweaked toml for git repo https://github.com/seungha-kim/json-monkey-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/seungha-kim/json-monkey-rs on toolchain 29194e8f603400afdb2f86c9418e9fccb1628ea0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/seungha-kim/json-monkey-rs 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" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "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 utf8parse v0.2.0
[INFO] [stderr]   Downloaded str-buf v1.0.5
[INFO] [stderr]   Downloaded fd-lock v2.0.0
[INFO] [stderr]   Downloaded clipboard-win v4.2.1
[INFO] [stderr]   Downloaded error-code v2.3.0
[INFO] [stderr]   Downloaded rustyline v8.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ece0bca3f9623df0a6362586b2af7aef9dd2e5620ed1c8049ec27d769b8d0eed
[INFO] running `Command { std: "docker" "start" "-a" "ece0bca3f9623df0a6362586b2af7aef9dd2e5620ed1c8049ec27d769b8d0eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ece0bca3f9623df0a6362586b2af7aef9dd2e5620ed1c8049ec27d769b8d0eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ece0bca3f9623df0a6362586b2af7aef9dd2e5620ed1c8049ec27d769b8d0eed", kill_on_drop: false }`
[INFO] [stdout] ece0bca3f9623df0a6362586b2af7aef9dd2e5620ed1c8049ec27d769b8d0eed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+29194e8f603400afdb2f86c9418e9fccb1628ea0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0fd0a1de2184d091674488a0b7f0010d6e01c3c27f51f9a3571cebe37a78276
[INFO] running `Command { std: "docker" "start" "-a" "d0fd0a1de2184d091674488a0b7f0010d6e01c3c27f51f9a3571cebe37a78276", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking fd-lock v2.0.0
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking rustyline v8.2.0
[INFO] [stderr]     Checking json-monkey-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "d0fd0a1de2184d091674488a0b7f0010d6e01c3c27f51f9a3571cebe37a78276", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0fd0a1de2184d091674488a0b7f0010d6e01c3c27f51f9a3571cebe37a78276", kill_on_drop: false }`
[INFO] [stdout] d0fd0a1de2184d091674488a0b7f0010d6e01c3c27f51f9a3571cebe37a78276