[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#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F11MK%2F100-exercises-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/11MK/100-exercises-rust on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f07df740a26068268b7f37956edbbeff481e8a8351ca619b5c3f7b21480d81b6
[INFO] running `Command { std: "docker" "start" "-a" "f07df740a26068268b7f37956edbbeff481e8a8351ca619b5c3f7b21480d81b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f07df740a26068268b7f37956edbbeff481e8a8351ca619b5c3f7b21480d81b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07df740a26068268b7f37956edbbeff481e8a8351ca619b5c3f7b21480d81b6", kill_on_drop: false }`
[INFO] [stdout] f07df740a26068268b7f37956edbbeff481e8a8351ca619b5c3f7b21480d81b6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8c3e5efeec9c01d137f7b751bf8056fbcfbdd19cf646e1dfdfb5b4b1406984b
[INFO] running `Command { std: "docker" "start" "-a" "a8c3e5efeec9c01d137f7b751bf8056fbcfbdd19cf646e1dfdfb5b4b1406984b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/helpers/common)
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]    Compiling anyhow v1.0.83
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking outro_03 v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/13_outro)
[INFO] [stderr]     Checking outro_02 v0.1.0 (/opt/rustwide/workdir/exercises/03_ticket_v1/12_outro)
[INFO] [stderr]     Checking arrays v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/01_arrays)
[INFO] [stderr]     Checking orphan v0.1.0 (/opt/rustwide/workdir/exercises/04_traits/02_orphan_rule)
[INFO] [stderr]     Checking mut_slice v0.1.0 (/opt/rustwide/workdir/exercises/06_ticket_management/11_mutable_slices)
[INFO] [stderr]     Checking interior_mutability v0.1.0 (/opt/rustwide/workdir/exercises/07_threads/06_interior_mutability)
[INFO] [stderr] error: could not compile `orphan` (lib) due to 1 previous error
[INFO] [stdout] error[E0117]: only traits defined in the current crate can be implemented for primitive types
[INFO] [stdout]  --> exercises/04_traits/02_orphan_rule/src/lib.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | impl PartialEq for u32 {
[INFO] [stdout]   | ^^^^^---------^^^^^---
[INFO] [stdout]   |      |             |
[INFO] [stdout]   |      |             `u32` is not defined in the current crate
[INFO] [stdout]   |      `u32` is not defined in the current crate
[INFO] [stdout]   |
[INFO] [stdout]   = note: impl doesn't have any local type before any uncovered type parameters
[INFO] [stdout]   = note: for more information see https://doc.rust-lang.org/reference/items/implementations.html#orphan-rules
[INFO] [stdout]   = note: define and implement a trait or new type instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0117`.
[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 variable: `day`
[INFO] [stdout]   --> exercises/06_ticket_management/01_arrays/src/lib.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn get_temperature(&self, day: Weekday) -> Option<i32> {
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `day`
[INFO] [stdout]   --> exercises/06_ticket_management/01_arrays/src/lib.rs:26:39
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn set_temperature(&mut self, day: Weekday, temperature: i32) {
[INFO] [stdout]    |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_day`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `temperature`
[INFO] [stdout]   --> exercises/06_ticket_management/01_arrays/src/lib.rs:26:53
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub fn set_temperature(&mut self, day: Weekday, temperature: i32) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_temperature`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:31:38
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let _ = DropTracker::new((), Rc::clone(&counter));
[INFO] [stdout]    |                 ----------------     ^^^^^^^^^^^^^^^^^^^ expected `()`, found `Rc<RefCell<{integer}>>`
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                  found struct `std::rc::Rc<std::cell::RefCell<{integer}>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(value: T, counter: todo!()) -> Self {
[INFO] [stdout]    |            ^^^           ----------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:40:41
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let a = DropTracker::new(5, Rc::clone(&counter));
[INFO] [stdout]    |                     ----------------    ^^^^^^^^^^^^^^^^^^^ expected `()`, found `Rc<RefCell<{integer}>>`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                  found struct `std::rc::Rc<std::cell::RefCell<{integer}>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(value: T, counter: todo!()) -> Self {
[INFO] [stdout]    |            ^^^           ----------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:41:41
[INFO] [stdout]    |
[INFO] [stdout] 41 |             let b = DropTracker::new(6, Rc::clone(&counter));
[INFO] [stdout]    |                     ----------------    ^^^^^^^^^^^^^^^^^^^ expected `()`, found `Rc<RefCell<{integer}>>`
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected unit type `()`
[INFO] [stdout]                  found struct `std::rc::Rc<std::cell::RefCell<{integer}>>`
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> exercises/07_threads/06_interior_mutability/src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new(value: T, counter: todo!()) -> Self {
[INFO] [stdout]    |            ^^^           ----------------
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `interior_mutability` (lib test) due to 5 previous errors
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     use super::*;
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope
[INFO] [stdout]   --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 |         lowercase(&mut s);
[INFO] [stdout]    |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope
[INFO] [stdout]   --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         lowercase(&mut s);
[INFO] [stdout]    |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope
[INFO] [stdout]   --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         lowercase(&mut s);
[INFO] [stdout]    |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `lowercase` in this scope
[INFO] [stdout]   --> exercises/06_ticket_management/11_mutable_slices/src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         lowercase(s.as_mut_str());
[INFO] [stdout]    |         ^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mut_slice` (lib test) due to 4 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "a8c3e5efeec9c01d137f7b751bf8056fbcfbdd19cf646e1dfdfb5b4b1406984b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c3e5efeec9c01d137f7b751bf8056fbcfbdd19cf646e1dfdfb5b4b1406984b", kill_on_drop: false }`
[INFO] [stdout] a8c3e5efeec9c01d137f7b751bf8056fbcfbdd19cf646e1dfdfb5b4b1406984b
