[INFO] cloning repository https://github.com/grandcat/rs_simple_csv_bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grandcat/rs_simple_csv_bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandcat%2Frs_simple_csv_bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandcat%2Frs_simple_csv_bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8db5dba932ee62989bf4a95cb83bf7a0df725313
[INFO] checking grandcat/rs_simple_csv_bench against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandcat%2Frs_simple_csv_bench" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grandcat/rs_simple_csv_bench on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grandcat/rs_simple_csv_bench
[INFO] finished tweaking git repo https://github.com/grandcat/rs_simple_csv_bench
[INFO] tweaked toml for git repo https://github.com/grandcat/rs_simple_csv_bench written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/grandcat/rs_simple_csv_bench 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "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/kubkon/rust-csv`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking grandcat/rs_simple_csv_bench against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandcat%2Frs_simple_csv_bench" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grandcat/rs_simple_csv_bench on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grandcat/rs_simple_csv_bench
[INFO] finished tweaking git repo https://github.com/grandcat/rs_simple_csv_bench
[INFO] tweaked toml for git repo https://github.com/grandcat/rs_simple_csv_bench written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/grandcat/rs_simple_csv_bench 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcfdcef7c7a40d0ec3b2d55caecd6f91b9b0bac2698d4c53e843bd15049ba270
[INFO] running `Command { std: "docker" "start" "-a" "dcfdcef7c7a40d0ec3b2d55caecd6f91b9b0bac2698d4c53e843bd15049ba270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcfdcef7c7a40d0ec3b2d55caecd6f91b9b0bac2698d4c53e843bd15049ba270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcfdcef7c7a40d0ec3b2d55caecd6f91b9b0bac2698d4c53e843bd15049ba270", kill_on_drop: false }`
[INFO] [stdout] dcfdcef7c7a40d0ec3b2d55caecd6f91b9b0bac2698d4c53e843bd15049ba270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5155f355c6e52d6f08d728db43da3b326c8a2feae2dc87b738b549bcf25c001b
[INFO] running `Command { std: "docker" "start" "-a" "5155f355c6e52d6f08d728db43da3b326c8a2feae2dc87b738b549bcf25c001b", kill_on_drop: false }`
[INFO] [stderr]     Checking rust-csv v0.5.0 (https://github.com/kubkon/rust-csv#c0e5db69)
[INFO] [stdout] error: expected identifier, found `"test"`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/git/checkouts/rust-csv-5999af98366c00a9/c0e5db6/src/lib.rs:191:14
[INFO] [stdout]     |
[INFO] [stdout] 191 | extern crate "test" as stdtest;
[INFO] [stdout]     |              ^^^^^^ expected identifier
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-csv` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5155f355c6e52d6f08d728db43da3b326c8a2feae2dc87b738b549bcf25c001b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5155f355c6e52d6f08d728db43da3b326c8a2feae2dc87b738b549bcf25c001b", kill_on_drop: false }`
[INFO] [stdout] 5155f355c6e52d6f08d728db43da3b326c8a2feae2dc87b738b549bcf25c001b