[INFO] cloning repository https://github.com/tlgf/100-exercises-to-learn-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tlgf/100-exercises-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlgf%2F100-exercises-to-learn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlgf%2F100-exercises-to-learn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 675c12c397218b77084e75a161bd3e5e2fe88289 [INFO] testing tlgf/100-exercises-to-learn-rust against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlgf%2F100-exercises-to-learn-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/tlgf/100-exercises-to-learn-rust [INFO] finished tweaking git repo https://github.com/tlgf/100-exercises-to-learn-rust [INFO] tweaked toml for git repo https://github.com/tlgf/100-exercises-to-learn-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/tlgf/100-exercises-to-learn-rust on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/tlgf/100-exercises-to-learn-rust 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b8eb4c9c6ed472950deca803bbe71eb8d0853936309fa4ee960b9e6fe6cf070 [INFO] running `Command { std: "docker" "start" "-a" "8b8eb4c9c6ed472950deca803bbe71eb8d0853936309fa4ee960b9e6fe6cf070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b8eb4c9c6ed472950deca803bbe71eb8d0853936309fa4ee960b9e6fe6cf070", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b8eb4c9c6ed472950deca803bbe71eb8d0853936309fa4ee960b9e6fe6cf070", kill_on_drop: false }` [INFO] [stdout] 8b8eb4c9c6ed472950deca803bbe71eb8d0853936309fa4ee960b9e6fe6cf070 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 011c7efcbb4429a770fbf8c16ed37eea248e2c0bab9135957a2f3b963b9957d8 [INFO] running `Command { std: "docker" "start" "-a" "011c7efcbb4429a770fbf8c16ed37eea248e2c0bab9135957a2f3b963b9957d8", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.86 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling bytes v1.7.1 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling log v0.4.22 [INFO] [stderr] Compiling pin-project-lite v0.2.14 [INFO] [stderr] Compiling common v0.1.0 (/opt/rustwide/workdir/helpers/common) [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling itoa v1.0.11 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling serde v1.0.204 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling bitflags v2.6.0 [INFO] [stderr] Compiling 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[stderr] Compiling threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/01_threads) [INFO] [stderr] Compiling interior_mutability v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/06_interior_mutability) [INFO] [stdout] warning: fields `title`, `description`, and `status` are never read [INFO] [stdout] --> exercises/03_ticket_v1/03_modules/src/lib.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct Ticket { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 8 | title: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 9 | description: String, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] 10 | status: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> exercises/03_ticket_v1/03_modules/src/lib.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 13 | impl Ticket{ [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 14 | fn new(title: String, description: String, status: String) -> Ticket { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `create_todo_ticket` is never used [INFO] [stdout] --> exercises/03_ticket_v1/03_modules/src/lib.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | fn create_todo_ticket(title: String, description: String) -> Ticket { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling sync v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/14_sync) [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> exercises/07_threads/01_threads/src/lib.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `v` [INFO] [stdout] --> exercises/07_threads/01_threads/src/lib.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn sum(v: Vec) -> i32 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `"not yet implemented"` [INFO] [stdout] --> exercises/07_threads/06_interior_mutability/src/lib.rs:9:14 [INFO] [stdout] | [INFO] [stdout] 9 | counter: todo!(), [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected type [INFO] [stdout] | in this macro invocation [INFO] [stdout] | this macro call doesn't expand to a type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected type, found `"not yet implemented"` [INFO] [stdout] --> exercises/07_threads/06_interior_mutability/src/lib.rs:13:35 [INFO] [stdout] | [INFO] [stdout] 13 | pub fn new(value: T, counter: todo!()) -> Self { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | expected type [INFO] [stdout] | in this macro invocation [INFO] [stdout] | this macro call doesn't expand to a type [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cell::RefCell` [INFO] [stdout] --> exercises/07_threads/06_interior_mutability/src/lib.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::cell::RefCell; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::rc::Rc` [INFO] [stdout] --> exercises/07_threads/06_interior_mutability/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::rc::Rc; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `outro` is never used [INFO] [stdout] --> exercises/07_threads/14_sync/src/lib.rs:2:4 [INFO] [stdout] | [INFO] [stdout] 2 | fn outro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling intro_01 v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/00_intro) [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Compiling intro_05 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/00_intro) [INFO] [stderr] error: could not compile `interior_mutability` (lib) due to 2 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/02_basic_calculator/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `intro` is never used [INFO] [stdout] --> exercises/06_ticket_management/00_intro/src/lib.rs:1:4 [INFO] [stdout] | [INFO] [stdout] 1 | fn intro() -> &'static str { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "011c7efcbb4429a770fbf8c16ed37eea248e2c0bab9135957a2f3b963b9957d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "011c7efcbb4429a770fbf8c16ed37eea248e2c0bab9135957a2f3b963b9957d8", kill_on_drop: false }` [INFO] [stdout] 011c7efcbb4429a770fbf8c16ed37eea248e2c0bab9135957a2f3b963b9957d8