[INFO] fetching crate colorgrad 0.5.0... [INFO] testing colorgrad-0.5.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate colorgrad 0.5.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate colorgrad 0.5.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate colorgrad 0.5.0 [INFO] finished tweaking crates.io crate colorgrad 0.5.0 [INFO] tweaked toml for crates.io crate colorgrad 0.5.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] crate crates.io crate colorgrad 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded phf_macros v0.8.0 [INFO] [stderr] Downloaded siphasher v0.3.6 [INFO] [stderr] Downloaded csscolorparser v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1af76aea080c71dbb6facb185255e00d73bb2e5431d2149dfae5eb81d391c19a [INFO] running `Command { std: "docker" "start" "-a" "1af76aea080c71dbb6facb185255e00d73bb2e5431d2149dfae5eb81d391c19a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1af76aea080c71dbb6facb185255e00d73bb2e5431d2149dfae5eb81d391c19a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1af76aea080c71dbb6facb185255e00d73bb2e5431d2149dfae5eb81d391c19a", kill_on_drop: false }` [INFO] [stdout] 1af76aea080c71dbb6facb185255e00d73bb2e5431d2149dfae5eb81d391c19a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 545945cf6e6f9a5de49e847b889f26febf562007d81ae89c5e10d4ed5ad309b9 [INFO] running `Command { std: "docker" "start" "-a" "545945cf6e6f9a5de49e847b889f26febf562007d81ae89c5e10d4ed5ad309b9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling siphasher v0.3.6 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling rand_pcg v0.2.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling phf_shared v0.8.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling phf_generator v0.8.0 [INFO] [stderr] Compiling phf_macros v0.8.0 [INFO] [stderr] Compiling phf v0.8.0 [INFO] [stderr] Compiling csscolorparser v0.5.0 [INFO] [stderr] Compiling colorgrad v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.75s [INFO] running `Command { std: "docker" "inspect" "545945cf6e6f9a5de49e847b889f26febf562007d81ae89c5e10d4ed5ad309b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "545945cf6e6f9a5de49e847b889f26febf562007d81ae89c5e10d4ed5ad309b9", kill_on_drop: false }` [INFO] [stdout] 545945cf6e6f9a5de49e847b889f26febf562007d81ae89c5e10d4ed5ad309b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0478bc46b636ecd4b349801ff8bd9b2e0cf3ec5a492fcff11b13152d12db6b9e [INFO] running `Command { std: "docker" "start" "-a" "0478bc46b636ecd4b349801ff8bd9b2e0cf3ec5a492fcff11b13152d12db6b9e", kill_on_drop: false }` [INFO] [stderr] Compiling adler32 v1.2.0 [INFO] [stderr] Compiling color_quant v1.1.0 [INFO] [stderr] Compiling bytemuck v1.7.2 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.3.2 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling deflate v0.8.6 [INFO] [stderr] Compiling png v0.16.8 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling image v0.23.14 [INFO] [stderr] Compiling colorgrad v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.47s [INFO] running `Command { std: "docker" "inspect" "0478bc46b636ecd4b349801ff8bd9b2e0cf3ec5a492fcff11b13152d12db6b9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0478bc46b636ecd4b349801ff8bd9b2e0cf3ec5a492fcff11b13152d12db6b9e", kill_on_drop: false }` [INFO] [stdout] 0478bc46b636ecd4b349801ff8bd9b2e0cf3ec5a492fcff11b13152d12db6b9e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3871920ecbea3f4db3bd97915bbdbed3c1ad61e4cc4bd476dfa87af8739c87a8 [INFO] running `Command { std: "docker" "start" "-a" "3871920ecbea3f4db3bd97915bbdbed3c1ad61e4cc4bd476dfa87af8739c87a8", 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] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.28s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/colorgrad-c539a9f57d358962) [INFO] [stdout] [INFO] [stderr] Running tests/gimp_gradient.rs (/opt/rustwide/target/debug/deps/gimp_gradient-45e6030d1334e3ce) [INFO] [stdout] running 1 test [INFO] [stdout] test tests::test_linspace ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test invalid_format ... ok [INFO] [stderr] Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-ecb5e337077d3bd6) [INFO] [stdout] test parse_gimp_gradients ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 10 tests [INFO] [stdout] test custom_gradient_domain ... ok [INFO] [stdout] test colors ... ok [INFO] [stdout] test custom_gradient_error ... ok [INFO] [stderr] Running tests/spread.rs (/opt/rustwide/target/debug/deps/spread-646f8271b5d073f2) [INFO] [stdout] test custom_gradient_blend_mode ... ok [INFO] [stdout] test preset ... ok [INFO] [stdout] test cyclic ... ok [INFO] [stdout] test sharp_gradient_x ... ok [INFO] [stdout] test custom_gradient_interpolation_mode ... ok [INFO] [stdout] test custom_gradient ... ok [INFO] [stdout] test sharp_gradient ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stderr] Doc-tests colorgrad [INFO] [stdout] test spread_inside_domain ... ok [INFO] [stdout] test spread_reflect ... ok [INFO] [stdout] test spread_repeat ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/lib.rs - (line 66) ... ignored [INFO] [stdout] test src/lib.rs - (line 8) ... ok [INFO] [stdout] test src/lib.rs - Gradient::sharp (line 234) ... ok [INFO] [stdout] test src/lib.rs - CustomGradient (line 436) ... ok [INFO] [stdout] test src/lib.rs - CustomGradient (line 457) ... ok [INFO] [stdout] test src/lib.rs - Gradient::sharp (line 239) ... ok [INFO] [stdout] test src/lib.rs - (line 17) ... ok [INFO] [stdout] test src/gimp_gradient.rs - gimp_gradient::parse_ggr (line 159) ... ok [INFO] [stdout] test src/lib.rs - (line 39) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 39) stdout ---- [INFO] [stdout] Test executable failed (exit code 1). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] Error: IoError(Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 39) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 7 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 1.03s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "3871920ecbea3f4db3bd97915bbdbed3c1ad61e4cc4bd476dfa87af8739c87a8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3871920ecbea3f4db3bd97915bbdbed3c1ad61e4cc4bd476dfa87af8739c87a8", kill_on_drop: false }` [INFO] [stdout] 3871920ecbea3f4db3bd97915bbdbed3c1ad61e4cc4bd476dfa87af8739c87a8