[INFO] cloning repository https://github.com/cyron7/rust-searh-file-for-key
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cyron7/rust-searh-file-for-key" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyron7%2Frust-searh-file-for-key", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyron7%2Frust-searh-file-for-key'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5a83f27dca38d68b331d4bcd98bd809c4da0381
[INFO] checking cyron7/rust-searh-file-for-key against master#96df4943409564a187894018f15f795426dc2e1f for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyron7%2Frust-searh-file-for-key" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyron7/rust-searh-file-for-key on toolchain 96df4943409564a187894018f15f795426dc2e1f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+96df4943409564a187894018f15f795426dc2e1f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyron7/rust-searh-file-for-key
[INFO] finished tweaking git repo https://github.com/cyron7/rust-searh-file-for-key
[INFO] tweaked toml for git repo https://github.com/cyron7/rust-searh-file-for-key written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cyron7/rust-searh-file-for-key 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" "+96df4943409564a187894018f15f795426dc2e1f" "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 cyron7/rust-searh-file-for-key against try#7e4f74fb8736fea8f455bb6e094122965ae8f4cd for pr-118968
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcyron7%2Frust-searh-file-for-key" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cyron7/rust-searh-file-for-key on toolchain 7e4f74fb8736fea8f455bb6e094122965ae8f4cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cyron7/rust-searh-file-for-key
[INFO] finished tweaking git repo https://github.com/cyron7/rust-searh-file-for-key
[INFO] tweaked toml for git repo https://github.com/cyron7/rust-searh-file-for-key written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/cyron7/rust-searh-file-for-key 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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 298530ac331eb4de8a7dad2663c366d4fa6aaeb686e44c4d303fca8a738ee40d
[INFO] running `Command { std: "docker" "start" "-a" "298530ac331eb4de8a7dad2663c366d4fa6aaeb686e44c4d303fca8a738ee40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "298530ac331eb4de8a7dad2663c366d4fa6aaeb686e44c4d303fca8a738ee40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "298530ac331eb4de8a7dad2663c366d4fa6aaeb686e44c4d303fca8a738ee40d", kill_on_drop: false }`
[INFO] [stdout] 298530ac331eb4de8a7dad2663c366d4fa6aaeb686e44c4d303fca8a738ee40d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+7e4f74fb8736fea8f455bb6e094122965ae8f4cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a39f11d161ebbd914d5c43bac9388d0dbc6bbfb91e88f82f1a3652e45964310d
[INFO] running `Command { std: "docker" "start" "-a" "a39f11d161ebbd914d5c43bac9388d0dbc6bbfb91e88f82f1a3652e45964310d", kill_on_drop: false }`
[INFO] [stderr]     Checking check_roster v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `filename_path` is never read
[INFO] [stdout]  --> src/main.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut filename_path:String = String::from("");
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `search_name` is never read
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut search_name:String = String::from("");
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `line_number` is assigned to, but never used
[INFO] [stdout]  --> src/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let line_number: usize;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_line_number` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_name` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let found_name: String;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_found_name` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_number` is never read
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (line_number, found_name) = search_file(reader, search_name);
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_name` is never read
[INFO] [stdout]   --> src/main.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (line_number, found_name) = search_file(reader, search_name);
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `filename_path` is never read
[INFO] [stdout]  --> src/main.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let mut filename_path:String = String::from("");
[INFO] [stdout]   |             ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `search_name` is never read
[INFO] [stdout]  --> src/main.rs:8:10
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut search_name:String = String::from("");
[INFO] [stdout]   |             ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `line_number` is assigned to, but never used
[INFO] [stdout]  --> src/main.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 |     let line_number: usize;
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider using `_line_number` instead
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_name` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:10:6
[INFO] [stdout]    |
[INFO] [stdout] 10 |     let found_name: String;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_found_name` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `line_number` is never read
[INFO] [stdout]   --> src/main.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (line_number, found_name) = search_file(reader, search_name);
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_name` is never read
[INFO] [stdout]   --> src/main.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (line_number, found_name) = search_file(reader, search_name);
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] running `Command { std: "docker" "inspect" "a39f11d161ebbd914d5c43bac9388d0dbc6bbfb91e88f82f1a3652e45964310d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a39f11d161ebbd914d5c43bac9388d0dbc6bbfb91e88f82f1a3652e45964310d", kill_on_drop: false }`
[INFO] [stdout] a39f11d161ebbd914d5c43bac9388d0dbc6bbfb91e88f82f1a3652e45964310d