[INFO] fetching crate luminance-front 0.6.0...
[INFO] testing luminance-front-0.6.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate luminance-front 0.6.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate luminance-front 0.6.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luminance-front 0.6.0
[INFO] finished tweaking crates.io crate luminance-front 0.6.0
[INFO] tweaked toml for crates.io crate luminance-front 0.6.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6267118bc80981ea2567b5e818ae5d3602f82b8e3ed9ca0647c70dbe0170a2b
[INFO] running `Command { std: "docker" "start" "-a" "b6267118bc80981ea2567b5e818ae5d3602f82b8e3ed9ca0647c70dbe0170a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6267118bc80981ea2567b5e818ae5d3602f82b8e3ed9ca0647c70dbe0170a2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6267118bc80981ea2567b5e818ae5d3602f82b8e3ed9ca0647c70dbe0170a2b", kill_on_drop: false }`
[INFO] [stdout] b6267118bc80981ea2567b5e818ae5d3602f82b8e3ed9ca0647c70dbe0170a2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5353a90693b6913bbc7b72a4e8c9c5bf41a7e6bd53df25fe5f4dba906e0f664d
[INFO] running `Command { std: "docker" "start" "-a" "5353a90693b6913bbc7b72a4e8c9c5bf41a7e6bd53df25fe5f4dba906e0f664d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl v0.14.0
[INFO] [stderr]    Compiling luminance-derive v0.9.0
[INFO] [stderr]    Compiling luminance v0.46.0
[INFO] [stderr]    Compiling luminance-std140 v0.2.1
[INFO] [stderr]    Compiling luminance-gl v0.19.1
[INFO] [stderr]    Compiling luminance-front v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.49s
[INFO] running `Command { std: "docker" "inspect" "5353a90693b6913bbc7b72a4e8c9c5bf41a7e6bd53df25fe5f4dba906e0f664d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5353a90693b6913bbc7b72a4e8c9c5bf41a7e6bd53df25fe5f4dba906e0f664d", kill_on_drop: false }`
[INFO] [stdout] 5353a90693b6913bbc7b72a4e8c9c5bf41a7e6bd53df25fe5f4dba906e0f664d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c271ca026761960c90d0433dd5405f15bbb68d3a46711969b00327c17307550d
[INFO] running `Command { std: "docker" "start" "-a" "c271ca026761960c90d0433dd5405f15bbb68d3a46711969b00327c17307550d", kill_on_drop: false }`
[INFO] [stderr]    Compiling luminance-front v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "c271ca026761960c90d0433dd5405f15bbb68d3a46711969b00327c17307550d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c271ca026761960c90d0433dd5405f15bbb68d3a46711969b00327c17307550d", kill_on_drop: false }`
[INFO] [stdout] c271ca026761960c90d0433dd5405f15bbb68d3a46711969b00327c17307550d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 38f8359b8aa188f215050f946a3e4c04d6e5a22af60768a3f8349c2e7f9975fb
[INFO] running `Command { std: "docker" "start" "-a" "38f8359b8aa188f215050f946a3e4c04d6e5a22af60768a3f8349c2e7f9975fb", 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 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/luminance_front-7ecd4a823fdec826)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests luminance-front
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ignored
[INFO] [stdout] test src/lib.rs - (line 43) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "38f8359b8aa188f215050f946a3e4c04d6e5a22af60768a3f8349c2e7f9975fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38f8359b8aa188f215050f946a3e4c04d6e5a22af60768a3f8349c2e7f9975fb", kill_on_drop: false }`
[INFO] [stdout] 38f8359b8aa188f215050f946a3e4c04d6e5a22af60768a3f8349c2e7f9975fb