[INFO] cloning repository https://github.com/11MK/100-exercises-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/11MK/100-exercises-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e7da6766b4d1615f764cae237f14bfa65c86c44
[INFO] checking 11MK/100-exercises-rust against try#d336647335db03a0fc5b24fc5325cd3905c5b8e8 for pr-151146
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/11MK/100-exercises-rust
[INFO] finished tweaking git repo https://github.com/11MK/100-exercises-rust
[INFO] tweaked toml for git repo https://github.com/11MK/100-exercises-rust written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/11MK/100-exercises-rust on toolchain d336647335db03a0fc5b24fc5325cd3905c5b8e8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/11MK/100-exercises-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" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ec268e17a5528323afa772d941cc0a2a4ccd14bb33e3a93e27764f29c7600e4
[INFO] running `Command { std: "docker" "start" "-a" "5ec268e17a5528323afa772d941cc0a2a4ccd14bb33e3a93e27764f29c7600e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ec268e17a5528323afa772d941cc0a2a4ccd14bb33e3a93e27764f29c7600e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ec268e17a5528323afa772d941cc0a2a4ccd14bb33e3a93e27764f29c7600e4", kill_on_drop: false }`
[INFO] [stdout] 5ec268e17a5528323afa772d941cc0a2a4ccd14bb33e3a93e27764f29c7600e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+d336647335db03a0fc5b24fc5325cd3905c5b8e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd335bc11e3b0c42a1ab65a69198e2d7e14e31ee738cc44e535cf8376307ead1
[INFO] running `Command { std: "docker" "start" "-a" "bd335bc11e3b0c42a1ab65a69198e2d7e14e31ee738cc44e535cf8376307ead1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]     Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_outro)
[INFO] [stderr]     Checking encapsulation v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/05_encapsulation)
[INFO] [stderr]     Checking for_ v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/07_for)
[INFO] [stderr]     Checking intro_05 v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/00_intro)
[INFO] [stderr]     Checking visibility v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/04_visibility)
[INFO] [stderr]     Checking saturating v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/09_saturating)
[INFO] [stderr]     Checking if_else v0.1.0 (/opt/rustwide/workdir/exercises/02_basic_calculator/03_if_else)
[INFO] [stdout] warning: struct `Ticket` is never constructed
[INFO] [stdout]  --> exercises/03_ticket_v1/04_visibility/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 |     struct Ticket {
[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_v1/04_visibility/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     impl Ticket {
[INFO] [stdout]   |     ----------- associated function in this implementation
[INFO] [stdout] 9 |         fn new(title: String, description: String, status: String) -> Ticket {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking intro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/00_intro)
[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] [stderr]     Checking intro_07 v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/00_intro)
[INFO] [stdout] error[E0432]: unresolved import `outro_03::SaturatingU16`
[INFO] [stdout]  --> exercises/04_traits/13_outro/tests/integration.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use outro_03::SaturatingU16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^ no `SaturatingU16` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking variants_with_data v0.1.0 (/opt/rustwide/workdir/exercises/05_ticket_v2/03_variants_with_data)
[INFO] [stderr]     Checking setters v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/07_setters)
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro_03` (test "integration") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `outro_02::Order`
[INFO] [stdout]  --> exercises/03_ticket_v1/12_outro/tests/integration.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use outro_02::Order;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^ no `Order` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> exercises/02_basic_calculator/07_for/src/lib.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub fn factorial(n: u32) -> u32 {
[INFO] [stdout]   |                  ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]  --> exercises/02_basic_calculator/03_if_else/src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_even(n: u32) -> bool {
[INFO] [stdout]   |            ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_even` is never used
[INFO] [stdout]  --> exercises/02_basic_calculator/03_if_else/src/lib.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn is_even(n: u32) -> bool {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `outro_02` (test "integration") due to 1 previous error
[INFO] [stdout] warning: function `intro` is never used
[INFO] [stdout]  --> exercises/07_threads/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: fields `title`, `description`, and `status` are never read
[INFO] [stdout]  --> exercises/03_ticket_v1/05_encapsulation/src/lib.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 |     pub struct Ticket {
[INFO] [stdout]   |                ------ fields in this struct
[INFO] [stdout] 3 |         title: String,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout] 4 |         description: String,
[INFO] [stdout]   |         ^^^^^^^^^^^
[INFO] [stdout] 5 |         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] error[E0599]: no method named `set_title` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_title` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 57 |         ticket.set_title("A new title".into());
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `title` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_description` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:58:16
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_description` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 58 |         ticket.set_description("A new description".into());
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `description` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_status` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:59:16
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_status` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 59 |         ticket.set_status("Done".into());
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `status` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn status(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_title` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:69:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_title` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 69 |         Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_title("".into());
[INFO] [stdout]    |                                                                         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `title` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_description` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:75:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_description` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 75 |         Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_description("".into());
[INFO] [stdout]    |                                                                         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `description` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_title` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:82:14
[INFO] [stdout]    |
[INFO] [stdout]  5 |   pub struct Ticket {
[INFO] [stdout]    |   ----------------- method `set_title` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 81 | /         Ticket::new(valid_title(), valid_description(), "To-Do".into())
[INFO] [stdout] 82 | |             .set_title(overly_long_title())
[INFO] [stdout]    | |_____________-^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `title` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub fn title(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_description` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout]  5 |   pub struct Ticket {
[INFO] [stdout]    |   ----------------- method `set_description` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 88 | /         Ticket::new(valid_title(), valid_description(), "To-Do".into())
[INFO] [stdout] 89 | |             .set_description(overly_long_description())
[INFO] [stdout]    | |_____________-^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `description` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     pub fn description(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `set_status` found for struct `Ticket` in the current scope
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:95:73
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub struct Ticket {
[INFO] [stdout]    | ----------------- method `set_status` not found for this struct
[INFO] [stdout] ...
[INFO] [stdout] 95 |         Ticket::new(valid_title(), valid_description(), "To-Do".into()).set_status("Funny".into());
[INFO] [stdout]    |                                                                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a method `status` with a similar name, but with different arguments
[INFO] [stdout]   --> exercises/03_ticket_v1/07_setters/src/lib.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     pub fn status(&self) -> &String {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `setters` (lib test) due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "bd335bc11e3b0c42a1ab65a69198e2d7e14e31ee738cc44e535cf8376307ead1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd335bc11e3b0c42a1ab65a69198e2d7e14e31ee738cc44e535cf8376307ead1", kill_on_drop: false }`
[INFO] [stdout] bd335bc11e3b0c42a1ab65a69198e2d7e14e31ee738cc44e535cf8376307ead1
