[INFO] cloning repository https://github.com/sophiawisdom/js_compression_experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sophiawisdom/js_compression_experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsophiawisdom%2Fjs_compression_experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsophiawisdom%2Fjs_compression_experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 910164391be5052440a2ba6eb9ba780f77046ead
[INFO] checking sophiawisdom/js_compression_experiments against master#e652caa679a304af11fc04f1f12452f255a82593 for pr-98000
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsophiawisdom%2Fjs_compression_experiments" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sophiawisdom/js_compression_experiments on toolchain e652caa679a304af11fc04f1f12452f255a82593
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sophiawisdom/js_compression_experiments
[INFO] finished tweaking git repo https://github.com/sophiawisdom/js_compression_experiments
[INFO] tweaked toml for git repo https://github.com/sophiawisdom/js_compression_experiments written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/sophiawisdom/js_compression_experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded swc_ecma_codegen_macros v0.7.0
[INFO] [stderr]   Downloaded sourcemap v6.0.1
[INFO] [stderr]   Downloaded swc_common v0.17.18
[INFO] [stderr]   Downloaded metaheuristics v1.1.20
[INFO] [stderr]   Downloaded swc_ecma_codegen v0.99.0
[INFO] [stderr]   Downloaded swc_ecma_ast v0.72.0
[INFO] [stderr]   Downloaded swc_ecma_visit v0.58.0
[INFO] [stderr]   Downloaded swc_ecma_parser v0.96.0
[INFO] [stderr]   Downloaded simhash v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 628ae2a59586df0b73d63267703eec143cce18fb16ea887ff211db3ce5a96c11
[INFO] running `Command { std: "docker" "start" "-a" "628ae2a59586df0b73d63267703eec143cce18fb16ea887ff211db3ce5a96c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "628ae2a59586df0b73d63267703eec143cce18fb16ea887ff211db3ce5a96c11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "628ae2a59586df0b73d63267703eec143cce18fb16ea887ff211db3ce5a96c11", kill_on_drop: false }`
[INFO] [stdout] 628ae2a59586df0b73d63267703eec143cce18fb16ea887ff211db3ce5a96c11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+e652caa679a304af11fc04f1f12452f255a82593" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2aee401ed5878b8e1aa72678a03e05a7c53ca32eb97bafccccf0c46e48e8ef18
[INFO] running `Command { std: "docker" "start" "-a" "2aee401ed5878b8e1aa72678a03e05a7c53ca32eb97bafccccf0c46e48e8ef18", 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" "2aee401ed5878b8e1aa72678a03e05a7c53ca32eb97bafccccf0c46e48e8ef18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aee401ed5878b8e1aa72678a03e05a7c53ca32eb97bafccccf0c46e48e8ef18", kill_on_drop: false }`
[INFO] [stdout] 2aee401ed5878b8e1aa72678a03e05a7c53ca32eb97bafccccf0c46e48e8ef18