[INFO] cloning repository https://github.com/whilestevego/graphics
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whilestevego/graphics" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhilestevego%2Fgraphics", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhilestevego%2Fgraphics'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02348ce0eb28101bcbb6ef7ab8884a2fbfc28ee7
[INFO] checking whilestevego/graphics against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhilestevego%2Fgraphics" "/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/whilestevego/graphics
[INFO] finished tweaking git repo https://github.com/whilestevego/graphics
[INFO] tweaked toml for git repo https://github.com/whilestevego/graphics written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/whilestevego/graphics on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/whilestevego/graphics 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b29f5130c2fa41eeff8d1e328fd89a7b5897bc2422f2029562046e25bdca86f7
[INFO] running `Command { std: "docker" "start" "-a" "b29f5130c2fa41eeff8d1e328fd89a7b5897bc2422f2029562046e25bdca86f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b29f5130c2fa41eeff8d1e328fd89a7b5897bc2422f2029562046e25bdca86f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29f5130c2fa41eeff8d1e328fd89a7b5897bc2422f2029562046e25bdca86f7", kill_on_drop: false }`
[INFO] [stdout] b29f5130c2fa41eeff8d1e328fd89a7b5897bc2422f2029562046e25bdca86f7
[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" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 256e2f8ccc7942c85b8c0a779aa1dc6007b1050c388d461fd0134bc609303dd6
[INFO] running `Command { std: "docker" "start" "-a" "256e2f8ccc7942c85b8c0a779aa1dc6007b1050c388d461fd0134bc609303dd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking lazy_static v1.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-bigint v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking inflate v0.4.4
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking gif v0.10.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num_cpus v1.9.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.22
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking tiff v0.2.1
[INFO] [stderr]     Checking image v0.20.1
[INFO] [stderr]     Checking graphics v0.1.0 (/opt/rustwide/workdir/graphics)
[INFO] [stdout] warning: unused return value of `f32::<impl f32>::round` that must be used
[INFO] [stdout]   --> graphics/src/vector.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         self.0.round();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: method returns a new number and does not mutate the original value
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let _ = self.0.round();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `f32::<impl f32>::round` that must be used
[INFO] [stdout]   --> graphics/src/vector.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         self.1.round();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: method returns a new number and does not mutate the original value
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = self.1.round();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `f32::<impl f32>::round` that must be used
[INFO] [stdout]   --> graphics/src/vector.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         self.0.round();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: method returns a new number and does not mutate the original value
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 37 |         let _ = self.0.round();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `f32::<impl f32>::round` that must be used
[INFO] [stdout]   --> graphics/src/vector.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         self.1.round();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: method returns a new number and does not mutate the original value
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = self.1.round();
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> graphics/examples/sample.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn main() -> Result<(), Box<Error>> {
[INFO] [stdout]   |                             ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 7 | fn main() -> Result<(), Box<dyn Error>> {
[INFO] [stdout]   |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.44s
[INFO] running `Command { std: "docker" "inspect" "256e2f8ccc7942c85b8c0a779aa1dc6007b1050c388d461fd0134bc609303dd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256e2f8ccc7942c85b8c0a779aa1dc6007b1050c388d461fd0134bc609303dd6", kill_on_drop: false }`
[INFO] [stdout] 256e2f8ccc7942c85b8c0a779aa1dc6007b1050c388d461fd0134bc609303dd6
