[INFO] fetching crate prototty_elements 0.7.0...
[INFO] testing prototty_elements-0.7.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate prototty_elements 0.7.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate prototty_elements 0.7.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate prototty_elements 0.7.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate prototty_elements 0.7.0
[INFO] tweaked toml for crates.io crate prototty_elements 0.7.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb72e65bca40d88045530a6eb3d0558c2f678b27045041ad75da163b7ff65ce9
[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" "fb72e65bca40d88045530a6eb3d0558c2f678b27045041ad75da163b7ff65ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb72e65bca40d88045530a6eb3d0558c2f678b27045041ad75da163b7ff65ce9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb72e65bca40d88045530a6eb3d0558c2f678b27045041ad75da163b7ff65ce9", kill_on_drop: false }`
[INFO] [stdout] fb72e65bca40d88045530a6eb3d0558c2f678b27045041ad75da163b7ff65ce9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4551e47cb1e58844b3b167dbfb53259261e331d85cb81a414083edaa5cd09bd7
[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" "4551e47cb1e58844b3b167dbfb53259261e331d85cb81a414083edaa5cd09bd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling approx v0.1.1
[INFO] [stderr]    Compiling itertools v0.7.11
[INFO] [stderr]    Compiling cgmath v0.15.0
[INFO] [stderr]    Compiling ansi_colour v0.1.0
[INFO] [stderr]    Compiling prototty v0.4.0
[INFO] [stderr]    Compiling prototty_elements v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.37s
[INFO] running `Command { std: "docker" "inspect" "4551e47cb1e58844b3b167dbfb53259261e331d85cb81a414083edaa5cd09bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4551e47cb1e58844b3b167dbfb53259261e331d85cb81a414083edaa5cd09bd7", kill_on_drop: false }`
[INFO] [stdout] 4551e47cb1e58844b3b167dbfb53259261e331d85cb81a414083edaa5cd09bd7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cbce3b9ea42cad901f42481c346ddca571255e5e207dcb31015227146805b3ec
[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" "cbce3b9ea42cad901f42481c346ddca571255e5e207dcb31015227146805b3ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling prototty_elements v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "cbce3b9ea42cad901f42481c346ddca571255e5e207dcb31015227146805b3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbce3b9ea42cad901f42481c346ddca571255e5e207dcb31015227146805b3ec", kill_on_drop: false }`
[INFO] [stdout] cbce3b9ea42cad901f42481c346ddca571255e5e207dcb31015227146805b3ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af2a24cb15c6b828937e53f757eecc1d5e798e38f080645a8ebd1e87423537d5
[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" "af2a24cb15c6b828937e53f757eecc1d5e798e38f080645a8ebd1e87423537d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/prototty_elements-fc49f3f9aad6c183
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests prototty_elements
[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" "af2a24cb15c6b828937e53f757eecc1d5e798e38f080645a8ebd1e87423537d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2a24cb15c6b828937e53f757eecc1d5e798e38f080645a8ebd1e87423537d5", kill_on_drop: false }`
[INFO] [stdout] af2a24cb15c6b828937e53f757eecc1d5e798e38f080645a8ebd1e87423537d5