[INFO] crate sdl2-unifont 1.0.1 is already in cache
[INFO] testing sdl2-unifont-1.0.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sdl2-unifont 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate sdl2-unifont 1.0.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sdl2-unifont 1.0.1
[INFO] finished tweaking crates.io crate sdl2-unifont 1.0.1
[INFO] tweaked toml for crates.io crate sdl2-unifont 1.0.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d417692aa2e1786f49e83afb56e1c4879028a96e5d54cafea7ba45643edcaff9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d417692aa2e1786f49e83afb56e1c4879028a96e5d54cafea7ba45643edcaff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d417692aa2e1786f49e83afb56e1c4879028a96e5d54cafea7ba45643edcaff9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d417692aa2e1786f49e83afb56e1c4879028a96e5d54cafea7ba45643edcaff9", kill_on_drop: false }`
[INFO] [stdout] d417692aa2e1786f49e83afb56e1c4879028a96e5d54cafea7ba45643edcaff9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2cc3d0f37cddf66cc2d886a1e5e8bb9e804b3e4f93bad7cdb3f83f986d73071
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e2cc3d0f37cddf66cc2d886a1e5e8bb9e804b3e4f93bad7cdb3f83f986d73071", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rust-lzma v0.3.0
[INFO] [stderr]    Compiling sdl2-unifont v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.21s
[INFO] running `Command { std: "docker" "inspect" "e2cc3d0f37cddf66cc2d886a1e5e8bb9e804b3e4f93bad7cdb3f83f986d73071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2cc3d0f37cddf66cc2d886a1e5e8bb9e804b3e4f93bad7cdb3f83f986d73071", kill_on_drop: false }`
[INFO] [stdout] e2cc3d0f37cddf66cc2d886a1e5e8bb9e804b3e4f93bad7cdb3f83f986d73071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ed042c5c7ef04079f2afe84bae454da99a8fc3380ef7a24be7340783c189ed0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ed042c5c7ef04079f2afe84bae454da99a8fc3380ef7a24be7340783c189ed0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sdl2-unifont v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused doc comment
[INFO] [stdout]   --> examples/demo.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | /// Rainbow text colours, from back to front
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stdout]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static variable `colours` should have an upper case name
[INFO] [stdout]   --> examples/demo.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 |     static ref colours: [Box<Color>; 12] = [
[INFO] [stdout]    |                ^^^^^^^ help: convert the identifier to upper case: `COLOURS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "3ed042c5c7ef04079f2afe84bae454da99a8fc3380ef7a24be7340783c189ed0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ed042c5c7ef04079f2afe84bae454da99a8fc3380ef7a24be7340783c189ed0", kill_on_drop: false }`
[INFO] [stdout] 3ed042c5c7ef04079f2afe84bae454da99a8fc3380ef7a24be7340783c189ed0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c2136ad904efea4244b41bb656f3039aaf52f11912be7e88f73e6924ddc4b4f6
[INFO] running `Command { std: "docker" "start" "-a" "c2136ad904efea4244b41bb656f3039aaf52f11912be7e88f73e6924ddc4b4f6", kill_on_drop: false }`
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]   --> examples/demo.rs:16:1
[INFO] [stderr]    |
[INFO] [stderr] 16 | /// Rainbow text colours, from back to front
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macro invocations
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]    = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: static variable `colours` should have an upper case name
[INFO] [stderr]   --> examples/demo.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |     static ref colours: [Box<Color>; 12] = [
[INFO] [stderr]    |                ^^^^^^^ help: convert the identifier to upper case: `COLOURS`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sdl2_unifont-d3852260793de79c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests sdl2-unifont
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c2136ad904efea4244b41bb656f3039aaf52f11912be7e88f73e6924ddc4b4f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2136ad904efea4244b41bb656f3039aaf52f11912be7e88f73e6924ddc4b4f6", kill_on_drop: false }`
[INFO] [stdout] c2136ad904efea4244b41bb656f3039aaf52f11912be7e88f73e6924ddc4b4f6