[INFO] fetching crate canvas_lms_connector 0.1.6...
[INFO] testing canvas_lms_connector-0.1.6 against 1.75.0 for beta-1.76-1
[INFO] extracting crate canvas_lms_connector 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate canvas_lms_connector 0.1.6 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate canvas_lms_connector 0.1.6
[INFO] finished tweaking crates.io crate canvas_lms_connector 0.1.6
[INFO] tweaked toml for crates.io crate canvas_lms_connector 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]    Compiling canvas_lms_connector v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.35s
[INFO] running `Command { std: "docker" "inspect" "7b473c13a25d8aa82bde5be31961a78d81f8397fdb25b0b319324e3b9f12d53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b473c13a25d8aa82bde5be31961a78d81f8397fdb25b0b319324e3b9f12d53a", kill_on_drop: false }`
[INFO] [stdout] 7b473c13a25d8aa82bde5be31961a78d81f8397fdb25b0b319324e3b9f12d53a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19b4292d24f5ae855e06e2361a5404e0b557b942c71c4c5aa83127a549935b4c
[INFO] running `Command { std: "docker" "start" "-a" "19b4292d24f5ae855e06e2361a5404e0b557b942c71c4c5aa83127a549935b4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling canvas_lms_connector v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "19b4292d24f5ae855e06e2361a5404e0b557b942c71c4c5aa83127a549935b4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b4292d24f5ae855e06e2361a5404e0b557b942c71c4c5aa83127a549935b4c", kill_on_drop: false }`
[INFO] [stdout] 19b4292d24f5ae855e06e2361a5404e0b557b942c71c4c5aa83127a549935b4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.75.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 026851f1e3cdd2be483bd6b1375278e67c41dbddf6e9eff5ca740b7d40de6346
[INFO] running `Command { std: "docker" "start" "-a" "026851f1e3cdd2be483bd6b1375278e67c41dbddf6e9eff5ca740b7d40de6346", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/canvas_lms_connector-70789dcfaa1574b5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests canvas_lms_connector
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test src/credentials.rs - credentials::CanvasCredentials::load_credentials_from_system (line 124) ... FAILED
[INFO] [stdout] test src/course.rs - course::Course::fetch_students (line 84) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 49) ... FAILED
[INFO] [stdout] test src/course.rs - course::Course::update_assignment_score (line 343) ... FAILED
[INFO] [stdout] test src/credentials.rs - credentials::CanvasCredentials::load_credentials_from_file (line 74) ... FAILED
[INFO] [stdout] test src/credentials.rs - credentials::CanvasCredentials (line 19) ... FAILED
[INFO] [stdout] test src/canvas.rs - canvas::Canvas::convert_json_to_course (line 209) ... FAILED
[INFO] [stdout] test src/student.rs - student::Student::fetch_assignments_and_latest_submissions (line 187) ... FAILED
[INFO] [stdout] test src/course.rs - course::Course::convert_json_to_student (line 172) ... FAILED
[INFO] [stdout] test src/canvas.rs - canvas::Canvas (line 25) ... FAILED
[INFO] [stdout] test src/course.rs - course::Course::fetch_assignments (line 213) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 41) ... FAILED
[INFO] [stdout] test src/canvas.rs - canvas::Canvas::fetch_single_course_with_credentials (line 148) ... FAILED
[INFO] [stdout] test src/canvas.rs - canvas::Canvas::fetch_courses_with_credentials (line 72) ... FAILED
[INFO] [stdout] test src/student.rs - student::Student::fetch_submissions_for_assignments (line 96) ... FAILED
[INFO] [stdout] test src/course.rs - course::Course::convert_json_to_assignment (line 296) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/credentials.rs - credentials::CanvasCredentials::load_credentials_from_system (line 124) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `load_credentials_from_system` in this scope
[INFO] [stdout]  --> src/credentials.rs:125:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match load_credentials_from_system() {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/course.rs - course::Course::fetch_students (line 84) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Course` in this scope
[INFO] [stdout]  --> src/course.rs:85:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let course = Course { /* fields initialization - see Canvas::fetch_courses */ };
[INFO] [stdout]   |              ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::Course;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 49) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Canvas`
[INFO] [stdout]  --> src/lib.rs:51:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | match Canvas::fetch_courses(|credential| Canvas::fetch_single_course_with_credentials(credential, course_id)) {
[INFO] [stdout]   |       ^^^^^^ use of undeclared type `Canvas`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::Canvas;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Canvas`
[INFO] [stdout]  --> src/lib.rs:51:42
[INFO] [stdout]   |
[INFO] [stdout] 4 | match Canvas::fetch_courses(|credential| Canvas::fetch_single_course_with_credentials(credential, course_id)) {
[INFO] [stdout]   |                                          ^^^^^^ use of undeclared type `Canvas`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::Canvas;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/lib.rs:52:4
[INFO] [stdout]   |
[INFO] [stdout] 5 |    CanvasResult::Ok(courses) => println!("Courses fetched: {:?}", courses),
[INFO] [stdout]   |    ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/lib.rs:53:4
[INFO] [stdout]   |
[INFO] [stdout] 6 |    CanvasResult::ErrConnection(err) => eprintln!("Connection error: {}", err),
[INFO] [stdout]   |    ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/lib.rs:54:4
[INFO] [stdout]   |
[INFO] [stdout] 7 |    CanvasResult::ErrCredentials(err) => eprintln!("Credentials error: {}", err),
[INFO] [stdout]   |    ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/course.rs - course::Course::update_assignment_score (line 343) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `course` in this scope
[INFO] [stdout]  --> src/course.rs:348:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | match course.update_assignment_score(&client, assignment_id, student_id, new_score) {
[INFO] [stdout]   |       ^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/credentials.rs - credentials::CanvasCredentials::load_credentials_from_file (line 74) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `load_credentials_from_file` in this scope
[INFO] [stdout]  --> src/credentials.rs:75:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match load_credentials_from_file() {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/credentials.rs - credentials::CanvasCredentials (line 19) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `CanvasInfo` in this scope
[INFO] [stdout]  --> src/credentials.rs:21:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | let canvas_info = CanvasInfo {
[INFO] [stdout]   |                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/canvas.rs - canvas::Canvas::convert_json_to_course (line 209) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Arc`
[INFO] [stdout]  --> src/canvas.rs:210:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let canvas_info = Arc::new(CanvasInfo { /* fields initialization */ });
[INFO] [stdout]   |                   ^^^ use of undeclared type `Arc`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `CanvasInfo` in this scope
[INFO] [stdout]  --> src/canvas.rs:210:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | let canvas_info = Arc::new(CanvasInfo { /* fields initialization */ });
[INFO] [stdout]   |                            ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `convert_json_to_course` in this scope
[INFO] [stdout]  --> src/canvas.rs:212:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | if let Some(course) = convert_json_to_course(&canvas_info, &course_json) {
[INFO] [stdout]   |                       ^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/student.rs - student::Student::fetch_assignments_and_latest_submissions (line 187) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Arc`
[INFO] [stdout]  --> src/student.rs:189:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | let assignments = Arc::new(vec![/* Assignment objects */]);
[INFO] [stdout]   |                   ^^^ use of undeclared type `Arc`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `student` in this scope
[INFO] [stdout]  --> src/student.rs:191:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | match student.fetch_assignments_and_latest_submissions(&client, assignments, interaction) {
[INFO] [stdout]   |       ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/course.rs - course::Course::convert_json_to_student (line 172) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Arc`
[INFO] [stdout]  --> src/course.rs:173:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let course_info = Arc::new(CourseInfo { /* fields initialization */ });
[INFO] [stdout]   |                   ^^^ use of undeclared type `Arc`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `CourseInfo` in this scope
[INFO] [stdout]  --> src/course.rs:173:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | let course_info = Arc::new(CourseInfo { /* fields initialization */ });
[INFO] [stdout]   |                            ^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::CourseInfo;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `convert_json_to_student` in this scope
[INFO] [stdout]  --> src/course.rs:175:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | if let Some(student) = convert_json_to_student(&course_info, &student_json) {
[INFO] [stdout]   |                        ^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/canvas.rs - canvas::Canvas (line 25) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Canvas` in this scope
[INFO] [stdout]  --> src/canvas.rs:27:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let canvas = Canvas { /* fields initialization */ };
[INFO] [stdout]   |              ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 3 + use canvas_lms_connector::Canvas;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `canvas_info` in this scope
[INFO] [stdout]  --> src/canvas.rs:28:46
[INFO] [stdout]   |
[INFO] [stdout] 5 | match canvas.fetch_courses_with_credentials(&canvas_info) {
[INFO] [stdout]   |                                              ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/course.rs - course::Course::fetch_assignments (line 213) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Course` in this scope
[INFO] [stdout]  --> src/course.rs:214:14
[INFO] [stdout]   |
[INFO] [stdout] 3 | let course = Course { /* fields initialization - see Canvas::fetch_courses */ };
[INFO] [stdout]   |              ^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::Course;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 41) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Canvas`
[INFO] [stdout]  --> src/lib.rs:42:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | match Canvas::fetch_courses(|credential| Canvas::fetch_courses_with_credentials(credential)) {
[INFO] [stdout]   |       ^^^^^^ use of undeclared type `Canvas`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::Canvas;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Canvas`
[INFO] [stdout]  --> src/lib.rs:42:42
[INFO] [stdout]   |
[INFO] [stdout] 3 | match Canvas::fetch_courses(|credential| Canvas::fetch_courses_with_credentials(credential)) {
[INFO] [stdout]   |                                          ^^^^^^ use of undeclared type `Canvas`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::Canvas;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/lib.rs:43:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     CanvasResult::Ok(courses) => println!("Courses fetched: {:?}", courses),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/lib.rs:44:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     CanvasResult::ErrConnection(err) => eprintln!("Connection error: {}", err),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/lib.rs:45:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CanvasResult::ErrCredentials(err) => eprintln!("Credentials error: {}", err),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/canvas.rs - canvas::Canvas::fetch_single_course_with_credentials (line 148) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `CanvasInfo` in this scope
[INFO] [stdout]  --> src/canvas.rs:149:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let canvas_info = CanvasInfo { /* fields initialization */ };
[INFO] [stdout]   |                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `fetch_single_course_with_credentials` in this scope
[INFO] [stdout]  --> src/canvas.rs:151:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | match fetch_single_course_with_credentials(&canvas_info, course_id) {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/canvas.rs:152:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CanvasResult::Ok(course) => println!("Course fetched: {:?}", course),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/canvas.rs:153:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     CanvasResult::ErrConnection(err) => eprintln!("Connection error: {}", err),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/canvas.rs:154:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     CanvasResult::ErrCredentials(err) => eprintln!("Credentials error: {}", err),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/canvas.rs - canvas::Canvas::fetch_courses_with_credentials (line 72) stdout ----
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `CanvasInfo` in this scope
[INFO] [stdout]  --> src/canvas.rs:73:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let canvas_info = CanvasInfo { /* fields initialization */ };
[INFO] [stdout]   |                   ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `fetch_courses_with_credentials` in this scope
[INFO] [stdout]  --> src/canvas.rs:74:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | match fetch_courses_with_credentials(&canvas_info) {
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/canvas.rs:75:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     CanvasResult::Ok(courses) => println!("Courses fetched: {:?}", courses),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/canvas.rs:76:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     CanvasResult::ErrConnection(err) => eprintln!("Connection error: {}", err),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `CanvasResult`
[INFO] [stdout]  --> src/canvas.rs:77:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     CanvasResult::ErrCredentials(err) => eprintln!("Credentials error: {}", err),
[INFO] [stdout]   |     ^^^^^^^^^^^^ use of undeclared type `CanvasResult`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/student.rs - student::Student::fetch_submissions_for_assignments (line 96) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `student` in this scope
[INFO] [stdout]  --> src/student.rs:100:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | match student.fetch_submissions_for_assignments(&client, &assignment_ids, interaction) {
[INFO] [stdout]   |       ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/course.rs - course::Course::convert_json_to_assignment (line 296) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Arc`
[INFO] [stdout]  --> src/course.rs:297:19
[INFO] [stdout]   |
[INFO] [stdout] 3 | let course_info = Arc::new(CourseInfo { /* fields initialization */ });
[INFO] [stdout]   |                   ^^^ use of undeclared type `Arc`
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use std::sync::Arc;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `CourseInfo` in this scope
[INFO] [stdout]  --> src/course.rs:297:28
[INFO] [stdout]   |
[INFO] [stdout] 3 | let course_info = Arc::new(CourseInfo { /* fields initialization */ });
[INFO] [stdout]   |                            ^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 + use canvas_lms_connector::CourseInfo;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `convert_json_to_assignment` in this scope
[INFO] [stdout]  --> src/course.rs:299:27
[INFO] [stdout]   |
[INFO] [stdout] 5 | if let Some(assignment) = convert_json_to_assignment(&course_info, &assignment_json) {
[INFO] [stdout]   |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/canvas.rs - canvas::Canvas (line 25)
[INFO] [stdout]     src/canvas.rs - canvas::Canvas::convert_json_to_course (line 209)
[INFO] [stdout]     src/canvas.rs - canvas::Canvas::fetch_courses_with_credentials (line 72)
[INFO] [stdout]     src/canvas.rs - canvas::Canvas::fetch_single_course_with_credentials (line 148)
[INFO] [stdout]     src/course.rs - course::Course::convert_json_to_assignment (line 296)
[INFO] [stdout]     src/course.rs - course::Course::convert_json_to_student (line 172)
[INFO] [stdout]     src/course.rs - course::Course::fetch_assignments (line 213)
[INFO] [stdout]     src/course.rs - course::Course::fetch_students (line 84)
[INFO] [stdout]     src/course.rs - course::Course::update_assignment_score (line 343)
[INFO] [stdout]     src/credentials.rs - credentials::CanvasCredentials (line 19)
[INFO] [stdout]     src/credentials.rs - credentials::CanvasCredentials::load_credentials_from_file (line 74)
[INFO] [stdout]     src/credentials.rs - credentials::CanvasCredentials::load_credentials_from_system (line 124)
[INFO] [stdout]     src/lib.rs - (line 41)
[INFO] [stdout]     src/lib.rs - (line 49)
[INFO] [stdout]     src/student.rs - student::Student::fetch_assignments_and_latest_submissions (line 187)
[INFO] [stdout]     src/student.rs - student::Student::fetch_submissions_for_assignments (line 96)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 16 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "026851f1e3cdd2be483bd6b1375278e67c41dbddf6e9eff5ca740b7d40de6346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "026851f1e3cdd2be483bd6b1375278e67c41dbddf6e9eff5ca740b7d40de6346", kill_on_drop: false }`
[INFO] [stdout] 026851f1e3cdd2be483bd6b1375278e67c41dbddf6e9eff5ca740b7d40de6346
