[INFO] fetching crate crow 0.7.2...
[INFO] checking crow-0.7.2 against master#c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c for pr-123737
[INFO] extracting crate crow 0.7.2 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate crow 0.7.2 on toolchain c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate crow 0.7.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate crow 0.7.2
[INFO] tweaked toml for crates.io crate crow 0.7.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate crow 0.7.2 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" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.29
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[INFO] [stderr]   Downloaded glutin v0.24.1
[INFO] [stderr]   Downloaded gif v0.11.2
[INFO] [stderr]   Downloaded rand_xorshift v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4784c1d4f4855564a078e039ce5cfa856e76a0dbb840c78f5c0573b5e57419b5
[INFO] running `Command { std: "docker" "start" "-a" "4784c1d4f4855564a078e039ce5cfa856e76a0dbb840c78f5c0573b5e57419b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4784c1d4f4855564a078e039ce5cfa856e76a0dbb840c78f5c0573b5e57419b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4784c1d4f4855564a078e039ce5cfa856e76a0dbb840c78f5c0573b5e57419b5", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+c2239bca5b89a8d3573cc0fc0f2fa65c50edb79c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81f5083c8f1e5255918a2a198a15bbb9059214a8ef1112370ef3cfc1b5c54b05
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[INFO] [stdout] warning: use of constant `std::f64::EPSILON` that will be deprecated in a future Rust version: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]    --> src/backend/mod.rs:135:66
[INFO] [stdout]     |
[INFO] [stdout] 135 |         } else if dpi.fract().min(1.0 - dpi.fract()) > std::f64::EPSILON {
[INFO] [stdout]     |                                                                  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:41:5
[INFO] [stdout]     |
[INFO] [stdout] 41  |     deprecated_in_future,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of constant `std::f64::EPSILON` that will be deprecated in a future Rust version: replaced by the `EPSILON` associated constant on `f64`
[INFO] [stdout]    --> src/backend/mod.rs:135:66
[INFO] [stdout]     |
[INFO] [stdout] 135 |         } else if dpi.fract().min(1.0 - dpi.fract()) > std::f64::EPSILON {
[INFO] [stdout]     |                                                                  ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:41:5
[INFO] [stdout]     |
[INFO] [stdout] 41  |     deprecated_in_future,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/context.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |         if INITIALIZED.compare_and_swap(false, true, Ordering::AcqRel) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/context.rs:33:24
[INFO] [stdout]    |
[INFO] [stdout] 33 |         if INITIALIZED.compare_and_swap(false, true, Ordering::AcqRel) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SkipDebug` is never constructed
[INFO] [stdout]    --> src/lib.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct SkipDebug<T>(T);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]    --> src/backend/shader/mod.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub struct Uniforms {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 261 |     pub source: GLint,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Uniforms` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SkipDebug` is never constructed
[INFO] [stdout]    --> src/lib.rs:105:8
[INFO] [stdout]     |
[INFO] [stdout] 105 | struct SkipDebug<T>(T);
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `source` is never read
[INFO] [stdout]    --> src/backend/shader/mod.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 260 | pub struct Uniforms {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 261 |     pub source: GLint,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Uniforms` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 37.79s
[INFO] running `Command { std: "docker" "inspect" "81f5083c8f1e5255918a2a198a15bbb9059214a8ef1112370ef3cfc1b5c54b05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f5083c8f1e5255918a2a198a15bbb9059214a8ef1112370ef3cfc1b5c54b05", kill_on_drop: false }`
[INFO] [stdout] 81f5083c8f1e5255918a2a198a15bbb9059214a8ef1112370ef3cfc1b5c54b05