[INFO] cloning repository https://github.com/optimalstrategy/plain-msgbox
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/optimalstrategy/plain-msgbox" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptimalstrategy%2Fplain-msgbox", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptimalstrategy%2Fplain-msgbox'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2c205092f558b0f1d52042c8da6838798cfcff15
[INFO] testing optimalstrategy/plain-msgbox against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foptimalstrategy%2Fplain-msgbox" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/optimalstrategy/plain-msgbox on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/optimalstrategy/plain-msgbox
[INFO] finished tweaking git repo https://github.com/optimalstrategy/plain-msgbox
[INFO] tweaked toml for git repo https://github.com/optimalstrategy/plain-msgbox written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/optimalstrategy/plain-msgbox already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a61bac9a91bcde01e24b3c25b90ef6fea33dc91dbafffb1d516f2b840068a53
[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" "7a61bac9a91bcde01e24b3c25b90ef6fea33dc91dbafffb1d516f2b840068a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a61bac9a91bcde01e24b3c25b90ef6fea33dc91dbafffb1d516f2b840068a53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a61bac9a91bcde01e24b3c25b90ef6fea33dc91dbafffb1d516f2b840068a53", kill_on_drop: false }`
[INFO] [stdout] 7a61bac9a91bcde01e24b3c25b90ef6fea33dc91dbafffb1d516f2b840068a53
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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] 9d2db468313ac5c33008559c5510647728eceba60b36438a7654a2440a1c0920
[INFO] running `Command { std: "docker" "start" "-a" "9d2db468313ac5c33008559c5510647728eceba60b36438a7654a2440a1c0920", kill_on_drop: false }`
[INFO] [stderr]    Compiling plain-msgbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "9d2db468313ac5c33008559c5510647728eceba60b36438a7654a2440a1c0920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d2db468313ac5c33008559c5510647728eceba60b36438a7654a2440a1c0920", kill_on_drop: false }`
[INFO] [stdout] 9d2db468313ac5c33008559c5510647728eceba60b36438a7654a2440a1c0920
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c31224f84f264b01a67bb1dc03643e1b558b04c5c9aafece23b09de0be3f5786
[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" "c31224f84f264b01a67bb1dc03643e1b558b04c5c9aafece23b09de0be3f5786", kill_on_drop: false }`
[INFO] [stderr]    Compiling plain-msgbox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "c31224f84f264b01a67bb1dc03643e1b558b04c5c9aafece23b09de0be3f5786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c31224f84f264b01a67bb1dc03643e1b558b04c5c9aafece23b09de0be3f5786", kill_on_drop: false }`
[INFO] [stdout] c31224f84f264b01a67bb1dc03643e1b558b04c5c9aafece23b09de0be3f5786
[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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 631eb3daa7af3cc94560a457c42dd12fd36c5332fa4433783352fe2f916cea83
[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" "631eb3daa7af3cc94560a457c42dd12fd36c5332fa4433783352fe2f916cea83", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/plain_msgbox-3fefb3c1bf1b79ce)
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests plain_msgbox
[INFO] [stdout] test tests::test_empty_boxes ... ok
[INFO] [stdout] test tests::test_message_box_caption ... ok
[INFO] [stdout] test tests::test_message_box ... ok
[INFO] [stdout] test tests::test_message_box_config ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - generate_with_caption (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/lib.rs - generate_box (line 46) ... ok
[INFO] [stdout] test src/lib.rs - generate_with_config (line 96) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "631eb3daa7af3cc94560a457c42dd12fd36c5332fa4433783352fe2f916cea83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "631eb3daa7af3cc94560a457c42dd12fd36c5332fa4433783352fe2f916cea83", kill_on_drop: false }`
[INFO] [stdout] 631eb3daa7af3cc94560a457c42dd12fd36c5332fa4433783352fe2f916cea83