[INFO] cloning repository https://github.com/hawkeye2013/toolbox-diff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hawkeye2013/toolbox-diff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkeye2013%2Ftoolbox-diff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkeye2013%2Ftoolbox-diff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41d71b17c5691fe90aee482951cd20e663e17ab2
[INFO] testing hawkeye2013/toolbox-diff against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhawkeye2013%2Ftoolbox-diff" "/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/hawkeye2013/toolbox-diff 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 git repo https://github.com/hawkeye2013/toolbox-diff
[INFO] finished tweaking git repo https://github.com/hawkeye2013/toolbox-diff
[INFO] tweaked toml for git repo https://github.com/hawkeye2013/toolbox-diff written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/hawkeye2013/toolbox-diff already has a lockfile, it will not be regenerated
[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-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" "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] 21c3a25d56a89dbe9a8383c4b52a2aeb5337eb106f2ed928361f73bfe85722f6
[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" "21c3a25d56a89dbe9a8383c4b52a2aeb5337eb106f2ed928361f73bfe85722f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21c3a25d56a89dbe9a8383c4b52a2aeb5337eb106f2ed928361f73bfe85722f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c3a25d56a89dbe9a8383c4b52a2aeb5337eb106f2ed928361f73bfe85722f6", kill_on_drop: false }`
[INFO] [stdout] 21c3a25d56a89dbe9a8383c4b52a2aeb5337eb106f2ed928361f73bfe85722f6
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 596f9411220a6f95ee3915d021df72613002529a7b07adbbdaf0a2ce8b1411b9
[INFO] running `Command { std: "docker" "start" "-a" "596f9411220a6f95ee3915d021df72613002529a7b07adbbdaf0a2ce8b1411b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "596f9411220a6f95ee3915d021df72613002529a7b07adbbdaf0a2ce8b1411b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "596f9411220a6f95ee3915d021df72613002529a7b07adbbdaf0a2ce8b1411b9", kill_on_drop: false }`
[INFO] [stdout] 596f9411220a6f95ee3915d021df72613002529a7b07adbbdaf0a2ce8b1411b9
[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=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] b91f4b03081acdd827219d0f9ed9176f508f26ff22c8b3f91ab1cd0139b9b0b9
[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" "b91f4b03081acdd827219d0f9ed9176f508f26ff22c8b3f91ab1cd0139b9b0b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff-tool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "b91f4b03081acdd827219d0f9ed9176f508f26ff22c8b3f91ab1cd0139b9b0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91f4b03081acdd827219d0f9ed9176f508f26ff22c8b3f91ab1cd0139b9b0b9", kill_on_drop: false }`
[INFO] [stdout] b91f4b03081acdd827219d0f9ed9176f508f26ff22c8b3f91ab1cd0139b9b0b9
[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=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] 64c6cec24e7b70653963ecd94bb294b83c50cf4a6639e45255430b7fec405cd5
[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" "64c6cec24e7b70653963ecd94bb294b83c50cf4a6639e45255430b7fec405cd5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/diff_tool-65fb8726914a7580
[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" "64c6cec24e7b70653963ecd94bb294b83c50cf4a6639e45255430b7fec405cd5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64c6cec24e7b70653963ecd94bb294b83c50cf4a6639e45255430b7fec405cd5", kill_on_drop: false }`
[INFO] [stdout] 64c6cec24e7b70653963ecd94bb294b83c50cf4a6639e45255430b7fec405cd5