[INFO] cloning repository https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalquerX%2FActivity-Crack-the-Many-Time-Pad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalquerX%2FActivity-Crack-the-Many-Time-Pad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5bc702b6ba6e1cd61d70106a32f82d2d667fc5e
[INFO] checking WalquerX/Activity-Crack-the-Many-Time-Pad against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalquerX%2FActivity-Crack-the-Many-Time-Pad" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad
[INFO] finished tweaking git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad
[INFO] tweaked toml for git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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 WalquerX/Activity-Crack-the-Many-Time-Pad against try#0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef for pr-147859
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWalquerX%2FActivity-Crack-the-Many-Time-Pad" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad
[INFO] finished tweaking git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad
[INFO] tweaked toml for git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad on toolchain 0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WalquerX/Activity-Crack-the-Many-Time-Pad 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" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36355c17504d7951192006f12d36414e223d9cf1ccbdf022a16efbdd7d532f0f
[INFO] running `Command { std: "docker" "start" "-a" "36355c17504d7951192006f12d36414e223d9cf1ccbdf022a16efbdd7d532f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36355c17504d7951192006f12d36414e223d9cf1ccbdf022a16efbdd7d532f0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36355c17504d7951192006f12d36414e223d9cf1ccbdf022a16efbdd7d532f0f", kill_on_drop: false }`
[INFO] [stdout] 36355c17504d7951192006f12d36414e223d9cf1ccbdf022a16efbdd7d532f0f
[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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+0269aeccce4fd29ce9ad0ebd47a62e584d7e25ef" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2bd120573bb626b4135cce7114508c94d5d71e60e284a1f642bc20d144af438
[INFO] running `Command { std: "docker" "start" "-a" "c2bd120573bb626b4135cce7114508c94d5d71e60e284a1f642bc20d144af438", kill_on_drop: false }`
[INFO] [stderr]     Checking xor2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let _ = fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Iterator::map` call that discard the iterator's values
[INFO] [stdout]   --> src/main.rs:29:66
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout]    |                                                                  ^^^^---------------------^
[INFO] [stdout]    |                                                                  |   |
[INFO] [stdout]    |                                                                  |   this function returns `()`, which is likely not what you wanted
[INFO] [stdout]    |                                                                  |   called `Iterator::map` with callable that returns `()`
[INFO] [stdout]    |                                                                  after this call to map, the resulting iterator is `impl Iterator<Item = ()>`, which means the only information carried by the iterator is the number of items
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Iterator::map`, like many of the methods on `Iterator`, gets executed lazily, meaning that its effects won't be visible until it is iterated
[INFO] [stdout]    = note: `#[warn(map_unit_fn)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to use `Iterator::for_each`
[INFO] [stdout]    |
[INFO] [stdout] 29 -     fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout] 29 +     fs::read("data.txt").expect("Error reading the file").iter().for_each(|sx| println!("{sx}"));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Map` that must be used
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: iterators are lazy and do nothing unless consumed
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let _ = fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `Iterator::map` call that discard the iterator's values
[INFO] [stdout]   --> src/main.rs:29:66
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout]    |                                                                  ^^^^---------------------^
[INFO] [stdout]    |                                                                  |   |
[INFO] [stdout]    |                                                                  |   this function returns `()`, which is likely not what you wanted
[INFO] [stdout]    |                                                                  |   called `Iterator::map` with callable that returns `()`
[INFO] [stdout]    |                                                                  after this call to map, the resulting iterator is `impl Iterator<Item = ()>`, which means the only information carried by the iterator is the number of items
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Iterator::map`, like many of the methods on `Iterator`, gets executed lazily, meaning that its effects won't be visible until it is iterated
[INFO] [stdout]    = note: `#[warn(map_unit_fn)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: you might have meant to use `Iterator::for_each`
[INFO] [stdout]    |
[INFO] [stdout] 29 -     fs::read("data.txt").expect("Error reading the file").iter().map(|sx| println!("{sx}"));
[INFO] [stdout] 29 +     fs::read("data.txt").expect("Error reading the file").iter().for_each(|sx| println!("{sx}"));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "c2bd120573bb626b4135cce7114508c94d5d71e60e284a1f642bc20d144af438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2bd120573bb626b4135cce7114508c94d5d71e60e284a1f642bc20d144af438", kill_on_drop: false }`
[INFO] [stdout] c2bd120573bb626b4135cce7114508c94d5d71e60e284a1f642bc20d144af438