[INFO] cloning repository https://github.com/tornikegomareli/personal_rustlings [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tornikegomareli/personal_rustlings" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftornikegomareli%2Fpersonal_rustlings", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftornikegomareli%2Fpersonal_rustlings'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c6168e2e65f119aa2b4792abf91352174c45820d [INFO] checking tornikegomareli/personal_rustlings against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftornikegomareli%2Fpersonal_rustlings" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tornikegomareli/personal_rustlings [INFO] finished tweaking git repo https://github.com/tornikegomareli/personal_rustlings [INFO] tweaked toml for git repo https://github.com/tornikegomareli/personal_rustlings written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tornikegomareli/personal_rustlings on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tornikegomareli/personal_rustlings 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" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "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 tornikegomareli/personal_rustlings against try#446cb600aa4837dd6c513f14fa0d25a909b177d7 for pr-149195 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftornikegomareli%2Fpersonal_rustlings" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tornikegomareli/personal_rustlings [INFO] finished tweaking git repo https://github.com/tornikegomareli/personal_rustlings [INFO] tweaked toml for git repo https://github.com/tornikegomareli/personal_rustlings written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tornikegomareli/personal_rustlings on toolchain 446cb600aa4837dd6c513f14fa0d25a909b177d7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tornikegomareli/personal_rustlings 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" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 07ef8af1a1e743fa1ff79a1e825071f5b4e02e2b2dbeb89c7e0d11d04a9a7099 [INFO] running `Command { std: "docker" "start" "-a" "07ef8af1a1e743fa1ff79a1e825071f5b4e02e2b2dbeb89c7e0d11d04a9a7099", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07ef8af1a1e743fa1ff79a1e825071f5b4e02e2b2dbeb89c7e0d11d04a9a7099", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07ef8af1a1e743fa1ff79a1e825071f5b4e02e2b2dbeb89c7e0d11d04a9a7099", kill_on_drop: false }` [INFO] [stdout] 07ef8af1a1e743fa1ff79a1e825071f5b4e02e2b2dbeb89c7e0d11d04a9a7099 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+446cb600aa4837dd6c513f14fa0d25a909b177d7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0305ecaa0fdc33fc0985f929562cd3efee9e4cd29a5d9b2b02e0fcdb505c3589 [INFO] running `Command { std: "docker" "start" "-a" "0305ecaa0fdc33fc0985f929562cd3efee9e4cd29a5d9b2b02e0fcdb505c3589", kill_on_drop: false }` [INFO] [stderr] Checking exercises v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> exercises/16_lifetimes/lifetimes3.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | author: &str, [INFO] [stdout] | ^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: consider introducing a named lifetime parameter [INFO] [stdout] | [INFO] [stdout] 4 ~ struct Book<'a> { [INFO] [stdout] 5 ~ author: &'a str, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0106]: missing lifetime specifier [INFO] [stdout] --> exercises/16_lifetimes/lifetimes3.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | title: &str, [INFO] [stdout] | ^ expected named lifetime parameter [INFO] [stdout] | [INFO] [stdout] help: consider introducing a named lifetime parameter [INFO] [stdout] | [INFO] [stdout] 4 ~ struct Book<'a> { [INFO] [stdout] 5 | author: &str, [INFO] [stdout] 6 ~ title: &'a str, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0106`. [INFO] [stdout] [INFO] [stderr] error: could not compile `exercises` (bin "lifetimes3" test) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0277]: cannot divide `f64` by `usize` [INFO] [stdout] --> exercises/23_conversions/using_as.rs:8:11 [INFO] [stdout] | [INFO] [stdout] 8 | total / values.len() [INFO] [stdout] | ^ no implementation for `f64 / usize` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Div` is not implemented for `f64` [INFO] [stdout] help: the following other types implement trait `Div` [INFO] [stdout] --> /rustc/446cb600aa4837dd6c513f14fa0d25a909b177d7/library/core/src/ops/arith.rs:526:0 [INFO] [stdout] | [INFO] [stdout] = note: `&f64` implements `Div` [INFO] [stdout] | [INFO] [stdout] = note: `&f64` implements `Div` [INFO] [stdout] | [INFO] [stdout] = note: `f64` implements `Div<&f64>` [INFO] [stdout] | [INFO] [stdout] = note: `f64` implements `Div` [INFO] [stdout] = note: this error originates in the macro `div_impl_float` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> exercises/09_strings/strings2.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | if is_a_color_word(word) { [INFO] [stdout] | --------------- ^^^^ expected `&str`, found `String` [INFO] [stdout] | | [INFO] [stdout] | arguments to this function are incorrect [INFO] [stdout] | [INFO] [stdout] note: function defined here [INFO] [stdout] --> exercises/09_strings/strings2.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn is_a_color_word(attempt: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ ------------- [INFO] [stdout] help: consider borrowing here [INFO] [stdout] | [INFO] [stdout] 9 | if is_a_color_word(&word) { [INFO] [stdout] | + [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `exercises` (bin "using_as") due to 1 previous error [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `exercises` (bin "strings2") due to 1 previous error [INFO] [stdout] error[E0382]: use of moved value: `tx` [INFO] [stdout] --> exercises/20_threads/threads3.rs:28:19 [INFO] [stdout] | [INFO] [stdout] 17 | fn send_tx(q: Queue, tx: mpsc::Sender) { [INFO] [stdout] | -- move occurs because `tx` has type `std::sync::mpsc::Sender`, which does not implement the `Copy` trait [INFO] [stdout] ... [INFO] [stdout] 20 | thread::spawn(move || { [INFO] [stdout] | ------- value moved into closure here [INFO] [stdout] 21 | for val in q.first_half { [INFO] [stdout] | ----------------------- inside of this loop [INFO] [stdout] 22 | println!("Sending {val:?}"); [INFO] [stdout] 23 | tx.send(val).unwrap(); [INFO] [stdout] | -- variable moved due to use in closure [INFO] [stdout] ... [INFO] [stdout] 28 | thread::spawn(move || { [INFO] [stdout] | ^^^^^^^ value used here after move [INFO] [stdout] ... [INFO] [stdout] 31 | tx.send(val).unwrap(); [INFO] [stdout] | -- use occurs due to use in closure [INFO] [stdout] | [INFO] [stdout] help: consider moving the expression out of the loop so it is only moved once [INFO] [stdout] | [INFO] [stdout] 21 ~ let mut value = tx.send(val); [INFO] [stdout] 22 ~ for val in q.first_half { [INFO] [stdout] 23 | println!("Sending {val:?}"); [INFO] [stdout] 24 ~ value.unwrap(); [INFO] [stdout] | [INFO] [stdout] help: consider cloning the value before moving it into the closure [INFO] [stdout] | [INFO] [stdout] 20 ~ let value = tx.clone(); [INFO] [stdout] 21 ~ thread::spawn(move || { [INFO] [stdout] 22 | for val in q.first_half { [INFO] [stdout] 23 | println!("Sending {val:?}"); [INFO] [stdout] 24 ~ value.send(val).unwrap(); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0382`. [INFO] [stdout] [INFO] [stderr] error: could not compile `exercises` (bin "threads3") due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "0305ecaa0fdc33fc0985f929562cd3efee9e4cd29a5d9b2b02e0fcdb505c3589", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0305ecaa0fdc33fc0985f929562cd3efee9e4cd29a5d9b2b02e0fcdb505c3589", kill_on_drop: false }` [INFO] [stdout] 0305ecaa0fdc33fc0985f929562cd3efee9e4cd29a5d9b2b02e0fcdb505c3589