[INFO] cloning repository https://github.com/septum/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/septum/100-exercises-to-learn-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseptum%2F100-exercises-to-learn-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseptum%2F100-exercises-to-learn-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7a2a96bb9bc6764272539b7fba6c3c11d69f025f [INFO] checking septum/100-exercises-to-learn-rust against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fseptum%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/septum/100-exercises-to-learn-rust [INFO] finished tweaking git repo https://github.com/septum/100-exercises-to-learn-rust [INFO] tweaked toml for git repo https://github.com/septum/100-exercises-to-learn-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/septum/100-exercises-to-learn-rust on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/septum/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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 112c55d3014eea9045d9b9f461c3cf79d43544b38f7fffddd1bcbeef74cd5fda [INFO] running `Command { std: "docker" "start" "-a" "112c55d3014eea9045d9b9f461c3cf79d43544b38f7fffddd1bcbeef74cd5fda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "112c55d3014eea9045d9b9f461c3cf79d43544b38f7fffddd1bcbeef74cd5fda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "112c55d3014eea9045d9b9f461c3cf79d43544b38f7fffddd1bcbeef74cd5fda", kill_on_drop: false }` [INFO] [stdout] 112c55d3014eea9045d9b9f461c3cf79d43544b38f7fffddd1bcbeef74cd5fda [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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2954b15e651df5919d95dca2f16d45a490b087bb8620525bdfe08e16789a7f2 [INFO] running `Command { std: "docker" "start" "-a" "b2954b15e651df5919d95dca2f16d45a490b087bb8620525bdfe08e16789a7f2", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.95 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common) [INFO] [stderr] Compiling thiserror v1.0.63 [INFO] [stderr] Compiling libc v0.2.172 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling parking_lot_core v0.9.11 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Compiling anyhow v1.0.98 [INFO] [stderr] Compiling thiserror v2.0.12 [INFO] [stderr] Checking packages v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/10_packages) [INFO] [stderr] Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro) [INFO] [stderr] Checking static_assertions v1.1.0 [INFO] [stderr] Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/14_outro) [INFO] [stderr] Checking error_trait v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/09_error_trait) [INFO] [stderr] Compiling quote v1.0.36 [INFO] [stderr] Checking nullability v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/05_nullability) [INFO] [stderr] Checking str_slice v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/06_str_slice) [INFO] [stderr] Compiling lock_api v0.4.13 [INFO] [stderr] Checking enum_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/01_enum) [INFO] [stderr] Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters) [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking deps v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/11_dependencies) [INFO] [stderr] Checking variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data) [INFO] [stderr] Checking validation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/02_validation) [INFO] [stderr] Checking fallibility v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/06_fallibility) [INFO] [stderr] Checking error_enums v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/08_error_enums) [INFO] [stderr] Checking unwrap v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/07_unwrap) [INFO] [stderr] Checking struct_ v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/01_struct) [INFO] [stderr] Checking while_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/06_while) [INFO] [stderr] Checking intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro) [INFO] [stderr] Checking as_cast v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/10_as_casting) [INFO] [stderr] Checking from v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/09_from) [INFO] [stderr] Checking stack v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/08_stack) [INFO] [stderr] Checking trait_ v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/01_trait) [INFO] [stderr] Checking syntax v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/01_syntax) [INFO] [stderr] Checking visibility v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/04_visibility) [INFO] [stderr] Checking intro_04 v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/00_intro) [INFO] [stderr] Checking static v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/02_static) [INFO] [stderr] Checking if_else v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/03_if_else) [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking socket2 v0.5.10 [INFO] [stderr] Checking mio v1.0.4 [INFO] [stderr] Checking factorial v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/05_factorial) [INFO] [stderr] Checking mut_slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/11_mutable_slices) [INFO] [stderr] Checking welcome_00 v0.1.0 (/opt/rustwide/workdir/exercises/01_intro/00_welcome) [INFO] [stderr] Checking panics v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/04_panics) [INFO] [stderr] Checking scoped_threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/04_scoped_threads) [INFO] [stderr] Checking resizing v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/03_resizing) [INFO] [stderr] Checking slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/10_slices) [INFO] [stderr] Checking sync v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/15_sync) [INFO] [stderr] Checking threads v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/01_threads) [INFO] [stderr] Checking clone v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/11_clone) [INFO] [stderr] Checking copy v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/12_copy) [INFO] [stderr] Checking arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays) [INFO] [stderr] Checking integers v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/01_integers) [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking ownership v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/06_ownership) [INFO] [stderr] Checking intro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/00_intro) [INFO] [stderr] Checking references_in_memory v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/10_references_in_memory) [INFO] [stderr] Checking heap v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/09_heap) [INFO] [stderr] Checking deref v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/07_deref) [INFO] [stderr] Checking for_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/07_for) [INFO] [stderr] Checking drop v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_drop) [INFO] [stderr] Checking modules v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/03_modules) [INFO] [stderr] Checking interior_mutability v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/06_interior_mutability) [INFO] [stderr] Checking variables v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/02_variables) [INFO] [stderr] Checking derives v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/04_derive) [INFO] [stderr] Checking destructor v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/11_destructor) [INFO] [stderr] Checking intro_01 v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/00_intro) [INFO] [stderr] Checking overloading v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/03_operator_overloading) [INFO] [stderr] Checking intro_05 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/00_intro) [INFO] [stderr] Checking assoc_vs_generic v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/10_assoc_vs_generic) [INFO] [stderr] Checking leaking v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/03_leak) [INFO] [stderr] Checking trait_bounds v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/05_trait_bounds) [INFO] [stderr] Checking vec v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/02_vec) [INFO] [stderr] Checking encapsulation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/05_encapsulation) [INFO] [stderr] Checking intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro) [INFO] [stderr] Checking sized v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/08_sized) [INFO] [stderr] Checking intro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/00_intro) [INFO] [stderr] Checking saturating v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/09_saturating) [INFO] [stderr] Checking if_let v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/04_if_let) [INFO] [stderr] Checking orphan v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/02_orphan_rule) [INFO] [stderr] Checking overflow v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/08_overflow) [INFO] [stderr] Checking match_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/02_match) [INFO] [stderr] Compiling thiserror-impl v1.0.63 [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stderr] Compiling thiserror-impl v2.0.12 [INFO] [stderr] Checking tokio v1.45.1 [INFO] [stderr] Checking ticket_fields v0.1.0 (/opt/rustwide/workdir/helpers/ticket_fields) [INFO] [stderr] Checking source v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/14_source) [INFO] [stderr] Checking locks v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/12_locks) [INFO] [stderr] Checking patch v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/10_patch) [INFO] [stderr] Checking bounded v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/09_bounded) [INFO] [stderr] Checking without_channels v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/14_without_channels) [INFO] [stderr] Checking version_numbers v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/11_version_numbers) [INFO] [stderr] Checking channels v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/05_channels) [INFO] [stderr] Checking rwlock v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/13_rw_lock) [INFO] [stderr] Checking response v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/07_ack) [INFO] [stderr] Checking client v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/08_client) [INFO] [stderr] Checking outro_04 v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/15_outro) [INFO] [stderr] Checking thiserror_ v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/12_thiserror) [INFO] [stderr] Checking tryfrom v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/13_try_from) [INFO] [stderr] Checking lifetime v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/06_lifetimes) [INFO] [stderr] Checking impl_trait v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/08_impl_trait) [INFO] [stdout] warning: enum `Status` is never used [INFO] [stdout] --> exercises/05_ticket_v2/13_try_from/src/lib.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Status { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ParseStatusError` is never constructed [INFO] [stdout] --> exercises/05_ticket_v2/13_try_from/src/lib.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct ParseStatusError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking btreemap v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/16_btreemap) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> exercises/06_ticket_management/06_lifetimes/src/lib.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn iter(&self) -> std::slice::Iter<'_, Ticket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking index_mut v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/14_index_mut) [INFO] [stderr] Checking iterators v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/04_iterators) [INFO] [stderr] Checking index v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/13_index) [INFO] [stderr] Checking impl_trait_2 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/09_impl_trait_2) [INFO] [stderr] Checking iter v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/05_iter) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> exercises/06_ticket_management/05_iter/src/lib.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | pub fn iter(&self) -> std::slice::Iter<'_, Ticket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking combinators v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/07_combinators) [INFO] [stderr] Checking hashmap v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/15_hashmap) [INFO] [stderr] Checking two_states v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/12_two_states) [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> exercises/06_ticket_management/05_iter/src/lib.rs:38:17 [INFO] [stdout] | [INFO] [stdout] 38 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 38 | pub fn iter(&self) -> std::slice::Iter<'_, Ticket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> exercises/06_ticket_management/06_lifetimes/src/lib.rs:34:17 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn iter(&self) -> std::slice::Iter { [INFO] [stdout] | ^^^^^ ------------------------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 34 | pub fn iter(&self) -> std::slice::Iter<'_, Ticket> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking runtime v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/03_runtime) [INFO] [stderr] Checking async_fn v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/01_async_fn) [INFO] [stderr] Checking async_locks_tokio v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/07_async_aware_primitives) [INFO] [stderr] Checking future v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/04_future) [INFO] [stderr] Checking async_locks_no_tokio v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/06_async_aware_primitives_no_tokio) [INFO] [stderr] Checking cancellation v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/08_cancellation) [INFO] [stderr] Checking spawn v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/02_spawn) [INFO] [stderr] Checking blocking v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/05_blocking) [INFO] [stderr] Checking outro_08 v0.1.0 (/opt/rustwide/workdir/exercises/08_futures/09_outro) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.79s [INFO] running `Command { std: "docker" "inspect" "b2954b15e651df5919d95dca2f16d45a490b087bb8620525bdfe08e16789a7f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2954b15e651df5919d95dca2f16d45a490b087bb8620525bdfe08e16789a7f2", kill_on_drop: false }` [INFO] [stdout] b2954b15e651df5919d95dca2f16d45a490b087bb8620525bdfe08e16789a7f2