[INFO] cloning repository https://github.com/jagpreetschawla/rust-practice-excercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jagpreetschawla/rust-practice-excercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagpreetschawla%2Frust-practice-excercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagpreetschawla%2Frust-practice-excercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 811e2978378ab7a40b1b1a57808ca0689cdd0bee
[INFO] checking jagpreetschawla/rust-practice-excercises against master#ed141926048597e3649bb238ca3dc417904cd56c for pr-134300
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagpreetschawla%2Frust-practice-excercises" "/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/jagpreetschawla/rust-practice-excercises on toolchain ed141926048597e3649bb238ca3dc417904cd56c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jagpreetschawla/rust-practice-excercises
[INFO] finished tweaking git repo https://github.com/jagpreetschawla/rust-practice-excercises
[INFO] tweaked toml for git repo https://github.com/jagpreetschawla/rust-practice-excercises written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jagpreetschawla/rust-practice-excercises 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" "+ed141926048597e3649bb238ca3dc417904cd56c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59fd3b332dd897e07b1a377ae7f172858bfe3ea367ba9d566612411f422eaca2
[INFO] running `Command { std: "docker" "start" "-a" "59fd3b332dd897e07b1a377ae7f172858bfe3ea367ba9d566612411f422eaca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59fd3b332dd897e07b1a377ae7f172858bfe3ea367ba9d566612411f422eaca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59fd3b332dd897e07b1a377ae7f172858bfe3ea367ba9d566612411f422eaca2", kill_on_drop: false }`
[INFO] [stdout] 59fd3b332dd897e07b1a377ae7f172858bfe3ea367ba9d566612411f422eaca2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+ed141926048597e3649bb238ca3dc417904cd56c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8476f796dd22fc0af428eb05347811ee6e908f109508c73252d1ccd6c083f69
[INFO] running `Command { std: "docker" "start" "-a" "f8476f796dd22fc0af428eb05347811ee6e908f109508c73252d1ccd6c083f69", kill_on_drop: false }`
[INFO] [stderr]     Checking rust_practice_exercises v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]  --> src/bin/pattern/pattern.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn new(pattern: &str) -> Self {
[INFO] [stdout]   |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_practice_exercises` (bin "pattern"); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/ed141926048597e3649bb238ca3dc417904cd56c/bin/rustc --crate-name pattern --edition=2021 src/bin/pattern/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=20ef3a4508581fe1 -C extra-filename=-b605fc3c361635b6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 0)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0277]: the trait bound `token_iterator::FilesToIterateBuilder<'_, _>: Default` is not satisfied
[INFO] [stdout]   --> src/bin/token_iterator/token_iterator.rs:56:49
[INFO] [stdout]    |
[INFO] [stdout] 56 |         let builder: FilesToIterateBuilder<_> = Default::default();
[INFO] [stdout]    |                                                 ^^^^^^^^^^^^^^^^^^ the trait `Default` is not implemented for `token_iterator::FilesToIterateBuilder<'_, _>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `into_iter` exists for struct `FilesToIterate<'_, char>`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/bin/token_iterator/token_iterator.rs:92:35
[INFO] [stdout]    |
[INFO] [stdout] 5  | pub struct FilesToIterate<'a, D> {
[INFO] [stdout]    | -------------------------------- method `into_iter` not found for this struct because it doesn't satisfy `FilesToIterate<'_, char>: IntoIterator` or `FilesToIterate<'_, char>: Iterator`
[INFO] [stdout] ...
[INFO] [stdout] 92 |         assert_eq!(filesToIterate.into_iter().count(), 153);
[INFO] [stdout]    |                                   ^^^^^^^^^ method cannot be called on `FilesToIterate<'_, char>` due to unsatisfied trait bounds
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `FilesToIterate<'_, char>: Iterator`
[INFO] [stdout]            which is required by `FilesToIterate<'_, char>: IntoIterator`
[INFO] [stdout]            `&FilesToIterate<'_, char>: Iterator`
[INFO] [stdout]            which is required by `&FilesToIterate<'_, char>: IntoIterator`
[INFO] [stdout]            `&mut FilesToIterate<'_, char>: Iterator`
[INFO] [stdout]            which is required by `&mut FilesToIterate<'_, char>: IntoIterator`
[INFO] [stdout] note: the trait `Iterator` must be implemented
[INFO] [stdout]   --> /rustc/ed141926048597e3649bb238ca3dc417904cd56c/library/core/src/iter/traits/iterator.rs:39:1
[INFO] [stdout]    = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]    = note: the following trait defines an item `into_iter`, perhaps you need to implement it:
[INFO] [stdout]            candidate #1: `IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `into_iter` exists for struct `FilesToIterate<'_, [char; 4]>`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/bin/token_iterator/token_iterator.rs:101:35
[INFO] [stdout]     |
[INFO] [stdout] 5   | pub struct FilesToIterate<'a, D> {
[INFO] [stdout]     | -------------------------------- method `into_iter` not found for this struct because it doesn't satisfy `FilesToIterate<'_, [char; 4]>: IntoIterator` or `FilesToIterate<'_, [char; 4]>: Iterator`
[INFO] [stdout] ...
[INFO] [stdout] 101 |         assert_eq!(filesToIterate.into_iter().count(), 222);
[INFO] [stdout]     |                                   ^^^^^^^^^ method cannot be called on `FilesToIterate<'_, [char; 4]>` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `FilesToIterate<'_, [char; 4]>: Iterator`
[INFO] [stdout]             which is required by `FilesToIterate<'_, [char; 4]>: IntoIterator`
[INFO] [stdout]             `&FilesToIterate<'_, [char; 4]>: Iterator`
[INFO] [stdout]             which is required by `&FilesToIterate<'_, [char; 4]>: IntoIterator`
[INFO] [stdout]             `&mut FilesToIterate<'_, [char; 4]>: Iterator`
[INFO] [stdout]             which is required by `&mut FilesToIterate<'_, [char; 4]>: IntoIterator`
[INFO] [stdout] note: the trait `Iterator` must be implemented
[INFO] [stdout]    --> /rustc/ed141926048597e3649bb238ca3dc417904cd56c/library/core/src/iter/traits/iterator.rs:39:1
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout]     = note: the following trait defines an item `into_iter`, perhaps you need to implement it:
[INFO] [stdout]             candidate #1: `IntoIterator`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pattern`
[INFO] [stdout]  --> src/bin/pattern/pattern.rs:4:16
[INFO] [stdout]   |
[INFO] [stdout] 4 |     pub fn new(pattern: &str) -> Self {
[INFO] [stdout]   |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_pattern`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust_practice_exercises` (bin "pattern" test); 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/ed141926048597e3649bb238ca3dc417904cd56c/bin/rustc --crate-name pattern --edition=2021 src/bin/pattern/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs)' --check-cfg 'cfg(feature, values())' -C metadata=221d3d9d05efb5ce -C extra-filename=-7788cf300f0b0d93 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] error: could not compile `rust_practice_exercises` (bin "token_iterator" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "f8476f796dd22fc0af428eb05347811ee6e908f109508c73252d1ccd6c083f69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8476f796dd22fc0af428eb05347811ee6e908f109508c73252d1ccd6c083f69", kill_on_drop: false }`
[INFO] [stdout] f8476f796dd22fc0af428eb05347811ee6e908f109508c73252d1ccd6c083f69