[INFO] cloning repository https://github.com/FlitneyR/quick_file_searcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FlitneyR/quick_file_searcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Fquick_file_searcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Fquick_file_searcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea6b8fbc43f6e606ca192c4b7cc4f402db0bbc52
[INFO] checking FlitneyR/quick_file_searcher against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Fquick_file_searcher" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FlitneyR/quick_file_searcher on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FlitneyR/quick_file_searcher
[INFO] finished tweaking git repo https://github.com/FlitneyR/quick_file_searcher
[INFO] tweaked toml for git repo https://github.com/FlitneyR/quick_file_searcher written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/FlitneyR/quick_file_searcher 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" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 FlitneyR/quick_file_searcher against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Fquick_file_searcher" "/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/FlitneyR/quick_file_searcher on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FlitneyR/quick_file_searcher
[INFO] finished tweaking git repo https://github.com/FlitneyR/quick_file_searcher
[INFO] tweaked toml for git repo https://github.com/FlitneyR/quick_file_searcher written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FlitneyR/quick_file_searcher 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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking FlitneyR/quick_file_searcher against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlitneyR%2Fquick_file_searcher" "/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/FlitneyR/quick_file_searcher on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FlitneyR/quick_file_searcher
[INFO] finished tweaking git repo https://github.com/FlitneyR/quick_file_searcher
[INFO] tweaked toml for git repo https://github.com/FlitneyR/quick_file_searcher written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/FlitneyR/quick_file_searcher 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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "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 savefile-derive v0.10.1
[INFO] [stderr]   Downloaded savefile v0.10.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 52fe92513b4e786d69d908d76d1568c1d3a603739154cc5919adac80e21b3ccf
[INFO] running `Command { std: "docker" "start" "-a" "52fe92513b4e786d69d908d76d1568c1d3a603739154cc5919adac80e21b3ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "52fe92513b4e786d69d908d76d1568c1d3a603739154cc5919adac80e21b3ccf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52fe92513b4e786d69d908d76d1568c1d3a603739154cc5919adac80e21b3ccf", kill_on_drop: false }`
[INFO] [stdout] 52fe92513b4e786d69d908d76d1568c1d3a603739154cc5919adac80e21b3ccf
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0880d247903913139fed09f0b0b9b4aefe7c9c2bcd3d7566ec1fc4a59d286a97
[INFO] running `Command { std: "docker" "start" "-a" "0880d247903913139fed09f0b0b9b4aefe7c9c2bcd3d7566ec1fc4a59d286a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling savefile v0.10.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]    Compiling savefile-derive v0.10.1
[INFO] [stderr]     Checking quick_file_searcher v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &File` instead of cloning the inner type
[INFO] [stdout]   --> src/lib/processor.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = file.clone().read_to_string(&mut contents);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `.clone()` on a double reference, which returns `&mut &File` instead of cloning the inner type
[INFO] [stdout]   --> src/lib/processor.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let _ = file.clone().read_to_string(&mut contents);
[INFO] [stdout]    |                 ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(suspicious_double_ref_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.55s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "0880d247903913139fed09f0b0b9b4aefe7c9c2bcd3d7566ec1fc4a59d286a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0880d247903913139fed09f0b0b9b4aefe7c9c2bcd3d7566ec1fc4a59d286a97", kill_on_drop: false }`
[INFO] [stdout] 0880d247903913139fed09f0b0b9b4aefe7c9c2bcd3d7566ec1fc4a59d286a97