[INFO] cloning repository https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUB-Advanced-Datastructures%2F2024-sp-p2-TEMPLATE", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUB-Advanced-Datastructures%2F2024-sp-p2-TEMPLATE'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7f7ee1e2daccec4d486d360deb38d2a65c914dbc
[INFO] checking UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUB-Advanced-Datastructures%2F2024-sp-p2-TEMPLATE" "/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/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE
[INFO] finished tweaking git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE
[INFO] tweaked toml for git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "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 UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FUB-Advanced-Datastructures%2F2024-sp-p2-TEMPLATE" "/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/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE
[INFO] finished tweaking git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE
[INFO] tweaked toml for git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/UB-Advanced-Datastructures/2024-sp-p2-TEMPLATE 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15d40c22a41d342839ce28ea70cc377662e0dd0813cfdd2de08d2652fc285f21
[INFO] running `Command { std: "docker" "start" "-a" "15d40c22a41d342839ce28ea70cc377662e0dd0813cfdd2de08d2652fc285f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15d40c22a41d342839ce28ea70cc377662e0dd0813cfdd2de08d2652fc285f21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d40c22a41d342839ce28ea70cc377662e0dd0813cfdd2de08d2652fc285f21", kill_on_drop: false }`
[INFO] [stdout] 15d40c22a41d342839ce28ea70cc377662e0dd0813cfdd2de08d2652fc285f21
[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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0042b6f9cc98c30104fe18dcc496357bc8a2ef98886918ad98195cc4125402e
[INFO] running `Command { std: "docker" "start" "-a" "a0042b6f9cc98c30104fe18dcc496357bc8a2ef98886918ad98195cc4125402e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking bplus_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/bplus_tree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FreePage`
[INFO] [stdout]   --> src/bplus_tree.rs:11:59
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::page::{ LeafPage, DirectoryPage, MetadataPage, FreePage };
[INFO] [stdout]    |                                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::Borrow`
[INFO] [stdout]  --> src/bplus_tree.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::borrow::Borrow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `FreePage`
[INFO] [stdout]   --> src/bplus_tree.rs:11:59
[INFO] [stdout]    |
[INFO] [stdout] 11 | use super::page::{ LeafPage, DirectoryPage, MetadataPage, FreePage };
[INFO] [stdout]    |                                                           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Result` is imported redundantly
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::result::Result;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/bfe97fcae016881ad333f0ff8cea2cadb9cf136c/library/std/src/prelude/mod.rs:129:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `Result` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]    --> src/bplus_tree.rs:108:41
[INFO] [stdout]     |
[INFO] [stdout] 108 |   pub fn alloc_page<T: Page>(&mut self, page: &T) -> BPlusResult<PagePointer>
[INFO] [stdout]     |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/bplus_tree.rs:123:31
[INFO] [stdout]     |
[INFO] [stdout] 123 |   pub fn free_page(&mut self, ptr: PagePointer) -> BPlusResult<()>
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/bplus_tree.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn put(&mut self, key: u32, value: u32) -> BPlusResult<()>
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bplus_tree.rs:229:35
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn put(&mut self, key: u32, value: u32) -> BPlusResult<()>
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/bplus_tree.rs:282:28
[INFO] [stdout]     |
[INFO] [stdout] 282 |   pub fn delete(&mut self, key: u32) -> BPlusResult<()>
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `FreePage` is never used
[INFO] [stdout]   --> src/page/mod.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub type FreePage = free_page::FreePage;
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `init` is never used
[INFO] [stdout]   --> src/page/free_page.rs:16:10
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl FreePage
[INFO] [stdout]    | ------------- associated function in this implementation
[INFO] [stdout] 15 | {
[INFO] [stdout] 16 |   pub fn init(next: PagePointer) -> FreePage
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `page`
[INFO] [stdout]    --> src/bplus_tree.rs:108:41
[INFO] [stdout]     |
[INFO] [stdout] 108 |   pub fn alloc_page<T: Page>(&mut self, page: &T) -> BPlusResult<PagePointer>
[INFO] [stdout]     |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_page`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ptr`
[INFO] [stdout]    --> src/bplus_tree.rs:123:31
[INFO] [stdout]     |
[INFO] [stdout] 123 |   pub fn free_page(&mut self, ptr: PagePointer) -> BPlusResult<()>
[INFO] [stdout]     |                               ^^^ help: if this is intentional, prefix it with an underscore: `_ptr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/bplus_tree.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn put(&mut self, key: u32, value: u32) -> BPlusResult<()>
[INFO] [stdout]     |                         ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `value`
[INFO] [stdout]    --> src/bplus_tree.rs:229:35
[INFO] [stdout]     |
[INFO] [stdout] 229 |   pub fn put(&mut self, key: u32, value: u32) -> BPlusResult<()>
[INFO] [stdout]     |                                   ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/bplus_tree.rs:282:28
[INFO] [stdout]     |
[INFO] [stdout] 282 |   pub fn delete(&mut self, key: u32) -> BPlusResult<()>
[INFO] [stdout]     |                            ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "a0042b6f9cc98c30104fe18dcc496357bc8a2ef98886918ad98195cc4125402e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0042b6f9cc98c30104fe18dcc496357bc8a2ef98886918ad98195cc4125402e", kill_on_drop: false }`
[INFO] [stdout] a0042b6f9cc98c30104fe18dcc496357bc8a2ef98886918ad98195cc4125402e
