[INFO] cloning repository https://github.com/igaryhe/cg
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/igaryhe/cg" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaryhe%2Fcg", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaryhe%2Fcg'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9e60e4e9e5733d17518f94e0fa04c05d78db8001
[INFO] checking igaryhe/cg against try#94382f34384023f3d2062a34ccf0bb6b4d44a75a for mutual-coercion
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Figaryhe%2Fcg" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/igaryhe/cg
[INFO] finished tweaking git repo https://github.com/igaryhe/cg
[INFO] tweaked toml for git repo https://github.com/igaryhe/cg written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/igaryhe/cg on toolchain 94382f34384023f3d2062a34ccf0bb6b4d44a75a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/igaryhe/cg 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" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3dbfda0b075b39f1b7f4177a121bdc0728c16d4410c64abda15dce0cdd8e0b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3dbfda0b075b39f1b7f4177a121bdc0728c16d4410c64abda15dce0cdd8e0b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dbfda0b075b39f1b7f4177a121bdc0728c16d4410c64abda15dce0cdd8e0b5c", kill_on_drop: false }`
[INFO] [stdout] 3dbfda0b075b39f1b7f4177a121bdc0728c16d4410c64abda15dce0cdd8e0b5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+94382f34384023f3d2062a34ccf0bb6b4d44a75a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 755091ba3b0b63446eeedc48da2bbc5044d36098eb27bc912eef54e9136cf529
[INFO] running `Command { std: "docker" "start" "-a" "755091ba3b0b63446eeedc48da2bbc5044d36098eb27bc912eef54e9136cf529", kill_on_drop: false }`
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[INFO] [stdout] warning: field `normal` is never read
[INFO] [stdout]   --> assignment_5/src/attributes.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct FragmentAttributes {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub normal: Vec3,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FragmentAttributes` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Triangle` is never constructed
[INFO] [stdout]    --> assignment_5/src/attributes.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub enum PrimitiveType {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 160 |     Triangle,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrimitiveType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Gif` is never constructed
[INFO] [stdout]    --> assignment_5/src/attributes.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub enum RenderType {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 166 |     Png,
[INFO] [stdout] 167 |     Gif,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RenderType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ambient_color` is never read
[INFO] [stdout]    --> assignment_5/src/attributes.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub struct Material {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 178 |     pub ambient_color: Vec3,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Material` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `normal` is never read
[INFO] [stdout]   --> assignment_5/src/attributes.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub struct FragmentAttributes {
[INFO] [stdout]    |            ------------------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub normal: Vec3,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FragmentAttributes` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Triangle` is never constructed
[INFO] [stdout]    --> assignment_5/src/attributes.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub enum PrimitiveType {
[INFO] [stdout]     |          ------------- variant in this enum
[INFO] [stdout] 160 |     Triangle,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PrimitiveType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Gif` is never constructed
[INFO] [stdout]    --> assignment_5/src/attributes.rs:167:5
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub enum RenderType {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 166 |     Png,
[INFO] [stdout] 167 |     Gif,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RenderType` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ambient_color` is never read
[INFO] [stdout]    --> assignment_5/src/attributes.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 177 | pub struct Material {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 178 |     pub ambient_color: Vec3,
[INFO] [stdout]     |         ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Material` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking assignment_4 v0.1.0 (/opt/rustwide/workdir/assignment_4)
[INFO] [stderr]     Checking assignment_3 v0.1.0 (/opt/rustwide/workdir/assignment_3)
[INFO] [stderr]     Checking assignment_2 v0.1.0 (/opt/rustwide/workdir/assignment_2)
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]  --> assignment_3/src/object.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `object::Object + Sync`, found trait `object::Object`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn object::Object + Sync>` to `Box<dyn object::Object>`
[INFO] [stdout]   = note: expected struct `Box<dyn object::Object>`
[INFO] [stdout]              found struct `Box<dyn object::Object + Sync>`
[INFO] [stdout]   = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]  --> assignment_3/src/object.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | #[typetag::serde(tag = "type")]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `object::Object + Sync`, found trait `object::Object`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `?` operator cannot convert from `Box<dyn object::Object + Sync>` to `Box<dyn object::Object>`
[INFO] [stdout]   = note: expected struct `Box<dyn object::Object>`
[INFO] [stdout]              found struct `Box<dyn object::Object + Sync>`
[INFO] [stdout]   = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]   --> assignment_4/src/object.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[typetag::serde(tag = "type")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `object::Object + Sync`, found trait `object::Object`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `?` operator cannot convert from `Box<dyn object::Object + Sync>` to `Box<dyn object::Object>`
[INFO] [stdout]    = note: expected struct `Box<dyn object::Object>`
[INFO] [stdout]               found struct `Box<dyn object::Object + Sync>`
[INFO] [stdout]    = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: `?` operator has incompatible types
[INFO] [stdout]   --> assignment_4/src/object.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[typetag::serde(tag = "type")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `object::Object + Sync`, found trait `object::Object`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `?` operator cannot convert from `Box<dyn object::Object + Sync>` to `Box<dyn object::Object>`
[INFO] [stdout]    = note: expected struct `Box<dyn object::Object>`
[INFO] [stdout]               found struct `Box<dyn object::Object + Sync>`
[INFO] [stdout]    = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assignment_3` (bin "assignment_3" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assignment_3` (bin "assignment_3") due to 1 previous error
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> assignment_4/src/scene.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 let offset = Vec3::new(r * theta.cos(), r * theta.sin(), 0.0);
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `offset`
[INFO] [stdout]   --> assignment_4/src/scene.rs:55:21
[INFO] [stdout]    |
[INFO] [stdout] 55 |                 let offset = Vec3::new(r * theta.cos(), r * theta.sin(), 0.0);
[INFO] [stdout]    |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_offset`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `assignment_4` (bin "assignment_4") due to 1 previous error; 1 warning emitted
[INFO] [stderr] error: could not compile `assignment_4` (bin "assignment_4" test) due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "755091ba3b0b63446eeedc48da2bbc5044d36098eb27bc912eef54e9136cf529", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "755091ba3b0b63446eeedc48da2bbc5044d36098eb27bc912eef54e9136cf529", kill_on_drop: false }`
[INFO] [stdout] 755091ba3b0b63446eeedc48da2bbc5044d36098eb27bc912eef54e9136cf529
