[INFO] fetching crate prototty_text 0.29.0...
[INFO] testing prototty_text-0.29.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate prototty_text 0.29.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate prototty_text 0.29.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_text 0.29.0
[INFO] finished tweaking crates.io crate prototty_text 0.29.0
[INFO] tweaked toml for crates.io crate prototty_text 0.29.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 65b457d82aa544f93eb96f0f51d51a24bbebe5e75a35a6a71331d64684eaa3f7
[INFO] running `Command { std: "docker" "start" "-a" "65b457d82aa544f93eb96f0f51d51a24bbebe5e75a35a6a71331d64684eaa3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "65b457d82aa544f93eb96f0f51d51a24bbebe5e75a35a6a71331d64684eaa3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65b457d82aa544f93eb96f0f51d51a24bbebe5e75a35a6a71331d64684eaa3f7", kill_on_drop: false }`
[INFO] [stdout] 65b457d82aa544f93eb96f0f51d51a24bbebe5e75a35a6a71331d64684eaa3f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "build" "--frozen" "--message-format=json", 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] 7a0a0ae0b16e4c9147f4942f11bf1a3a37724b9140ae2a90a7a48dee80536a87
[INFO] running `Command { std: "docker" "start" "-a" "7a0a0ae0b16e4c9147f4942f11bf1a3a37724b9140ae2a90a7a48dee80536a87", kill_on_drop: false }`
[INFO] [stderr]    Compiling rgb24 v0.2.9
[INFO] [stderr]    Compiling grid_2d v0.14.7
[INFO] [stderr]    Compiling prototty_render v0.29.0
[INFO] [stderr]    Compiling prototty_text v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "7a0a0ae0b16e4c9147f4942f11bf1a3a37724b9140ae2a90a7a48dee80536a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a0a0ae0b16e4c9147f4942f11bf1a3a37724b9140ae2a90a7a48dee80536a87", kill_on_drop: false }`
[INFO] [stdout] 7a0a0ae0b16e4c9147f4942f11bf1a3a37724b9140ae2a90a7a48dee80536a87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 04db182f31c81223d5366c140231c83ba1731b59054bf718dc8511072b29ad77
[INFO] running `Command { std: "docker" "start" "-a" "04db182f31c81223d5366c140231c83ba1731b59054bf718dc8511072b29ad77", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototty_test_grid v0.29.0
[INFO] [stderr]    Compiling prototty_text v0.29.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "04db182f31c81223d5366c140231c83ba1731b59054bf718dc8511072b29ad77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04db182f31c81223d5366c140231c83ba1731b59054bf718dc8511072b29ad77", kill_on_drop: false }`
[INFO] [stdout] 04db182f31c81223d5366c140231c83ba1731b59054bf718dc8511072b29ad77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8336e81e6c987c318c42e5bc2b65c339e78259456a975c016f3309105d1e71a6
[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" "8336e81e6c987c318c42e5bc2b65c339e78259456a975c016f3309105d1e71a6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prototty_text-cc9d408a2275d255)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test text::test::word_wrap_very_wide_context ... ok
[INFO] [stdout] test text::test::word_wrap_typical_string ... 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] [stderr]    Doc-tests prototty_text
[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] running `Command { std: "docker" "inspect" "8336e81e6c987c318c42e5bc2b65c339e78259456a975c016f3309105d1e71a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8336e81e6c987c318c42e5bc2b65c339e78259456a975c016f3309105d1e71a6", kill_on_drop: false }`
[INFO] [stdout] 8336e81e6c987c318c42e5bc2b65c339e78259456a975c016f3309105d1e71a6