[INFO] cloning repository https://github.com/zmrocze/tbop_course_solutions [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zmrocze/tbop_course_solutions" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cd31c8584ee041eb2c6fdf4dce56375b6cec0143 [INFO] testing zmrocze/tbop_course_solutions against 1.84.0 for beta-1.85-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzmrocze%2Ftbop_course_solutions" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/zmrocze/tbop_course_solutions on toolchain 1.84.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.84.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/zmrocze/tbop_course_solutions [INFO] finished tweaking git repo https://github.com/zmrocze/tbop_course_solutions [INFO] tweaked toml for git repo https://github.com/zmrocze/tbop_course_solutions written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/zmrocze/tbop_course_solutions 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" "+1.84.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded trybuild v1.0.90 [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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7979e3ff868f5e3dbfc59da970771d0b0f6a5ac112cfdcf379251dd6481d26aa [INFO] running `Command { std: "docker" "start" "-a" "7979e3ff868f5e3dbfc59da970771d0b0f6a5ac112cfdcf379251dd6481d26aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7979e3ff868f5e3dbfc59da970771d0b0f6a5ac112cfdcf379251dd6481d26aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7979e3ff868f5e3dbfc59da970771d0b0f6a5ac112cfdcf379251dd6481d26aa", kill_on_drop: false }` [INFO] [stdout] 7979e3ff868f5e3dbfc59da970771d0b0f6a5ac112cfdcf379251dd6481d26aa [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=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@sha256:86ea7c7af713d31e8cfdb68a6d0db50b5cf7cbeecde3d112f9f257f747318d36" "/opt/rustwide/cargo-home/bin/cargo" "+1.84.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ef7e073a68ffb78f6134a57e0eb586e552a353fbbabdc93530c5b756407288b7 [INFO] running `Command { std: "docker" "start" "-a" "ef7e073a68ffb78f6134a57e0eb586e552a353fbbabdc93530c5b756407288b7", kill_on_drop: false }` [INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"` [INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest [INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest [INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions [INFO] [stderr] Compiling cw3 v0.1.0 (/opt/rustwide/workdir/makra) [INFO] [stderr] Compiling misc1 v0.1.0 (/opt/rustwide/workdir/misc1) [INFO] [stderr] Compiling typestate v0.1.0 (/opt/rustwide/workdir/typestate) [INFO] [stdout] warning: unused macro definition: `graph` [INFO] [stdout] --> makra/src/deklaratywne.rs:28:14 [INFO] [stdout] | [INFO] [stdout] 28 | macro_rules! graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `hash_map::DefaultHasher` [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:1:40 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cell::RefCell, collections::{hash_map::DefaultHasher, HashSet}, rc::{Rc, Weak}}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Hash` and `Hasher` [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ptr` [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::ptr; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x`, `y`, and `z` are never read [INFO] [stdout] --> typestate/src/krok3.rs:2:3 [INFO] [stdout] | [INFO] [stdout] 1 | pub struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 2 | x: i32, [INFO] [stdout] | ^ [INFO] [stdout] 3 | y: i32, [INFO] [stdout] | ^ [INFO] [stdout] 4 | z: i32, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `main` is never used [INFO] [stdout] --> typestate/src/krok3.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn main () { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Point` is never constructed [INFO] [stdout] --> typestate/src/krok1.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Point { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PointBuilder` is never constructed [INFO] [stdout] --> typestate/src/krok1.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct PointBuilder { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> typestate/src/krok1.rs:12:10 [INFO] [stdout] | [INFO] [stdout] 11 | impl PointBuilder { [INFO] [stdout] | ----------------- associated function in this implementation [INFO] [stdout] 12 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `y` and `x` are never used [INFO] [stdout] --> typestate/src/krok1.rs:18:10 [INFO] [stdout] | [INFO] [stdout] 17 | impl PointBuilder { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] 18 | pub fn y(self, y: i32) -> Result { [INFO] [stdout] | ^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn x(self, x: i32) -> Result { [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `build` is never used [INFO] [stdout] --> typestate/src/krok1.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 32 | impl PointBuilder { [INFO] [stdout] | ----------------- method in this implementation [INFO] [stdout] 33 | pub fn build(self) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `x` and `y` are never read [INFO] [stdout] --> typestate/src/krok2.rs:4:3 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct Point { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 4 | x: i32, [INFO] [stdout] | ^ [INFO] [stdout] 5 | y: i32, [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Graph` is never constructed [INFO] [stdout] --> makra/src/deklaratywne.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | struct Graph { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> makra/src/deklaratywne.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `add_neighbour` are never used [INFO] [stdout] --> makra/src/deklaratywne.rs:14:10 [INFO] [stdout] | [INFO] [stdout] 13 | impl Node { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 14 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn add_neighbour(&mut self, v: usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `add_edge` is never used [INFO] [stdout] --> makra/src/deklaratywne.rs:23:10 [INFO] [stdout] | [INFO] [stdout] 22 | impl Graph { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 23 | pub fn add_edge(&mut self , u: usize, v: usize) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `std::rc::Weak: Eq` is not satisfied [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Clone, Eq, PartialEq)] [INFO] [stdout] | -- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 38 | weak_links: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `Eq` is not implemented for `std::rc::Weak` [INFO] [stdout] | [INFO] [stdout] = help: the trait `Eq` is implemented for `RefCell` [INFO] [stdout] = note: required for `Vec>` to implement `Eq` [INFO] [stdout] = note: 1 redundant requirement hidden [INFO] [stdout] = note: required for `RefCell>>` to implement `Eq` [INFO] [stdout] note: required by a bound in `AssertParamIsEq` [INFO] [stdout] --> /rustc/9fc6b43126469e3858e2fe86cafb4f0fd5068869/library/core/src/cmp.rs:363:1 [INFO] [stdout] = note: this error originates in the derive macro `Eq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `RefCell>>` [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:38:5 [INFO] [stdout] | [INFO] [stdout] 34 | #[derive(Clone, Eq, PartialEq)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] ... [INFO] [stdout] 38 | weak_links: RefCell>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: the foreign item type `std::rc::Weak` doesn't implement `PartialEq` [INFO] [stdout] --> /rustc/9fc6b43126469e3858e2fe86cafb4f0fd5068869/library/alloc/src/rc.rs:2958:1 [INFO] [stdout] ::: /rustc/9fc6b43126469e3858e2fe86cafb4f0fd5068869/library/alloc/src/rc.rs:2961:1 [INFO] [stdout] | [INFO] [stdout] = note: not implement `PartialEq` [INFO] [stdout] = note: this error originates in the derive macro `PartialEq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `insert` exists for mutable reference `&mut HashSet<&Node>`, but its trait bounds were not satisfied [INFO] [stdout] --> misc1/src/rozcinanie_cyklow.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 35 | struct Node { [INFO] [stdout] | ----------- doesn't satisfy `rozcinanie_cyklow::Node: Hash` [INFO] [stdout] ... [INFO] [stdout] 69 | visited.insert() [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `rozcinanie_cyklow::Node: Hash` [INFO] [stdout] which is required by `&rozcinanie_cyklow::Node: Hash` [INFO] [stdout] help: consider annotating `rozcinanie_cyklow::Node` with `#[derive(Hash)]` [INFO] [stdout] | [INFO] [stdout] 35 + #[derive(Hash)] [INFO] [stdout] 36 | struct Node { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0369, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `misc1` (lib) due to 3 previous errors; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "ef7e073a68ffb78f6134a57e0eb586e552a353fbbabdc93530c5b756407288b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ef7e073a68ffb78f6134a57e0eb586e552a353fbbabdc93530c5b756407288b7", kill_on_drop: false }` [INFO] [stdout] ef7e073a68ffb78f6134a57e0eb586e552a353fbbabdc93530c5b756407288b7