[INFO] fetching crate basis-universal 0.3.1...
[INFO] checking basis-universal-0.3.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate basis-universal 0.3.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate basis-universal 0.3.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basis-universal 0.3.1
[INFO] finished tweaking crates.io crate basis-universal 0.3.1
[INFO] tweaked toml for crates.io crate basis-universal 0.3.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate basis-universal 0.3.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded lz4 v1.24.0
[INFO] [stderr]   Downloaded rayon-core v1.12.0
[INFO] [stderr]   Downloaded rayon v1.8.0
[INFO] [stderr]   Downloaded lz4-sys v1.9.4
[INFO] [stderr]   Downloaded gif v0.11.4
[INFO] [stderr]   Downloaded libc v0.2.149
[INFO] [stderr]   Downloaded tiff v0.6.1
[INFO] [stderr]   Downloaded basis-universal-sys v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f36f8d32c496a3f21652e2e6160f66aacad9f524cfb7f64e2a95dc791445dfe
[INFO] running `Command { std: "docker" "start" "-a" "4f36f8d32c496a3f21652e2e6160f66aacad9f524cfb7f64e2a95dc791445dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f36f8d32c496a3f21652e2e6160f66aacad9f524cfb7f64e2a95dc791445dfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f36f8d32c496a3f21652e2e6160f66aacad9f524cfb7f64e2a95dc791445dfe", kill_on_drop: false }`
[INFO] [stdout] 4f36f8d32c496a3f21652e2e6160f66aacad9f524cfb7f64e2a95dc791445dfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff195621c30089061a6a18f13178dc832fbc22fb1786bb77725fae27cbd09c01
[INFO] running `Command { std: "docker" "start" "-a" "ff195621c30089061a6a18f13178dc832fbc22fb1786bb77725fae27cbd09c01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling basis-universal-sys v0.3.1
[INFO] [stderr]    Compiling lz4-sys v1.9.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking lz4 v1.24.0
[INFO] [stderr]     Checking basis-universal v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor_params.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor_params.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.15s
[INFO] running `Command { std: "docker" "inspect" "ff195621c30089061a6a18f13178dc832fbc22fb1786bb77725fae27cbd09c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff195621c30089061a6a18f13178dc832fbc22fb1786bb77725fae27cbd09c01", kill_on_drop: false }`
[INFO] [stdout] ff195621c30089061a6a18f13178dc832fbc22fb1786bb77725fae27cbd09c01
[INFO] checking basis-universal-0.3.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate basis-universal 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate basis-universal 0.3.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basis-universal 0.3.1
[INFO] finished tweaking crates.io crate basis-universal 0.3.1
[INFO] tweaked toml for crates.io crate basis-universal 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate basis-universal 0.3.1 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5bb3bc9d9f5369a689109f1c7a69dab4af3b72d94e5b306d2548c1aceb4b2d88
[INFO] running `Command { std: "docker" "start" "-a" "5bb3bc9d9f5369a689109f1c7a69dab4af3b72d94e5b306d2548c1aceb4b2d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5bb3bc9d9f5369a689109f1c7a69dab4af3b72d94e5b306d2548c1aceb4b2d88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb3bc9d9f5369a689109f1c7a69dab4af3b72d94e5b306d2548c1aceb4b2d88", kill_on_drop: false }`
[INFO] [stdout] 5bb3bc9d9f5369a689109f1c7a69dab4af3b72d94e5b306d2548c1aceb4b2d88
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f82538d608fd1fdbef8dc8585111855c8f931a27fa7573d6ddd82d3df326326c
[INFO] running `Command { std: "docker" "start" "-a" "f82538d608fd1fdbef8dc8585111855c8f931a27fa7573d6ddd82d3df326326c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking gif v0.11.4
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling basis-universal-sys v0.3.1
[INFO] [stderr]    Compiling lz4-sys v1.9.4
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking tiff v0.6.1
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking lz4 v1.24.0
[INFO] [stderr]     Checking basis-universal v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor_params.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor_params.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `basis_universal_sys::ColorU8`
[INFO] [stdout]  --> src/encoding/compressor.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use basis_universal_sys::ColorU8;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.90s
[INFO] running `Command { std: "docker" "inspect" "f82538d608fd1fdbef8dc8585111855c8f931a27fa7573d6ddd82d3df326326c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82538d608fd1fdbef8dc8585111855c8f931a27fa7573d6ddd82d3df326326c", kill_on_drop: false }`
[INFO] [stdout] f82538d608fd1fdbef8dc8585111855c8f931a27fa7573d6ddd82d3df326326c