[INFO] cloning repository https://github.com/StuartHa/binary_tree_printer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/StuartHa/binary_tree_printer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStuartHa%2Fbinary_tree_printer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStuartHa%2Fbinary_tree_printer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 29f9b8dba13b0387919fa3aea846ceea7294d106
[INFO] testing StuartHa/binary_tree_printer against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStuartHa%2Fbinary_tree_printer" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/StuartHa/binary_tree_printer on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/StuartHa/binary_tree_printer
[INFO] finished tweaking git repo https://github.com/StuartHa/binary_tree_printer
[INFO] tweaked toml for git repo https://github.com/StuartHa/binary_tree_printer written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/StuartHa/binary_tree_printer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2aecdc76679c6d0b154a8321b4e98ebc2633894bc6e1a4c2940fc0ceefe57d8
[INFO] running `Command { std: "docker" "start" "-a" "d2aecdc76679c6d0b154a8321b4e98ebc2633894bc6e1a4c2940fc0ceefe57d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2aecdc76679c6d0b154a8321b4e98ebc2633894bc6e1a4c2940fc0ceefe57d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2aecdc76679c6d0b154a8321b4e98ebc2633894bc6e1a4c2940fc0ceefe57d8", kill_on_drop: false }`
[INFO] [stdout] d2aecdc76679c6d0b154a8321b4e98ebc2633894bc6e1a4c2940fc0ceefe57d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15149acec59499fc77354c6b06f2d3272b4edb3f6772159f71862f8c13a97707
[INFO] running `Command { std: "docker" "start" "-a" "15149acec59499fc77354c6b06f2d3272b4edb3f6772159f71862f8c13a97707", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling binary_tree_visualizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "15149acec59499fc77354c6b06f2d3272b4edb3f6772159f71862f8c13a97707", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15149acec59499fc77354c6b06f2d3272b4edb3f6772159f71862f8c13a97707", kill_on_drop: false }`
[INFO] [stdout] 15149acec59499fc77354c6b06f2d3272b4edb3f6772159f71862f8c13a97707
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1b90600f3de3f254455f18dce623afd143e5136b162efe4f39c0571bd8aa109
[INFO] running `Command { std: "docker" "start" "-a" "d1b90600f3de3f254455f18dce623afd143e5136b162efe4f39c0571bd8aa109", kill_on_drop: false }`
[INFO] [stderr]    Compiling binary_tree_visualizer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "d1b90600f3de3f254455f18dce623afd143e5136b162efe4f39c0571bd8aa109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1b90600f3de3f254455f18dce623afd143e5136b162efe4f39c0571bd8aa109", kill_on_drop: false }`
[INFO] [stdout] d1b90600f3de3f254455f18dce623afd143e5136b162efe4f39c0571bd8aa109
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ee00d399465c9d8f3f8a5cbaec08466a5d66b1c719fc59d8f0641c58d2438d8
[INFO] running `Command { std: "docker" "start" "-a" "7ee00d399465c9d8f3f8a5cbaec08466a5d66b1c719fc59d8f0641c58d2438d8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binary_tree_visualizer-4a98f4c19fb3f6dd)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binary_tree_visualizer-45d97f6d52fda0c7)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests binary_tree_visualizer
[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" "7ee00d399465c9d8f3f8a5cbaec08466a5d66b1c719fc59d8f0641c58d2438d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee00d399465c9d8f3f8a5cbaec08466a5d66b1c719fc59d8f0641c58d2438d8", kill_on_drop: false }`
[INFO] [stdout] 7ee00d399465c9d8f3f8a5cbaec08466a5d66b1c719fc59d8f0641c58d2438d8