[INFO] fetching crate treeline 0.1.0...
[INFO] testing treeline-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate treeline 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate treeline 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate treeline 0.1.0
[INFO] finished tweaking crates.io crate treeline 0.1.0
[INFO] tweaked toml for crates.io crate treeline 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f28132913575732d4e73fa39b9ffb599f6b5b60c4caa9c734e94224567449163
[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" "f28132913575732d4e73fa39b9ffb599f6b5b60c4caa9c734e94224567449163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f28132913575732d4e73fa39b9ffb599f6b5b60c4caa9c734e94224567449163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f28132913575732d4e73fa39b9ffb599f6b5b60c4caa9c734e94224567449163", kill_on_drop: false }`
[INFO] [stdout] f28132913575732d4e73fa39b9ffb599f6b5b60c4caa9c734e94224567449163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4270b322894ba0da7d42ddb2c28475de6f09e5409170c5c2cdeca96b6d9f53be
[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" "4270b322894ba0da7d42ddb2c28475de6f09e5409170c5c2cdeca96b6d9f53be", kill_on_drop: false }`
[INFO] [stderr]    Compiling treeline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "4270b322894ba0da7d42ddb2c28475de6f09e5409170c5c2cdeca96b6d9f53be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4270b322894ba0da7d42ddb2c28475de6f09e5409170c5c2cdeca96b6d9f53be", kill_on_drop: false }`
[INFO] [stdout] 4270b322894ba0da7d42ddb2c28475de6f09e5409170c5c2cdeca96b6d9f53be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "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] ec53ee2d1e979a7622e8b66ded2ffc5a48734e7593ed6ee6e1735254b9f78c1f
[INFO] running `Command { std: "docker" "start" "-a" "ec53ee2d1e979a7622e8b66ded2ffc5a48734e7593ed6ee6e1735254b9f78c1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling treeline v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "ec53ee2d1e979a7622e8b66ded2ffc5a48734e7593ed6ee6e1735254b9f78c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec53ee2d1e979a7622e8b66ded2ffc5a48734e7593ed6ee6e1735254b9f78c1f", kill_on_drop: false }`
[INFO] [stdout] ec53ee2d1e979a7622e8b66ded2ffc5a48734e7593ed6ee6e1735254b9f78c1f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", 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] 1e4a71e879d3efe6f32e131091633a0d03ca445519a3fb4ce33468c3dc11cf18
[INFO] running `Command { std: "docker" "start" "-a" "1e4a71e879d3efe6f32e131091633a0d03ca445519a3fb4ce33468c3dc11cf18", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/treeline-8008ddfefe9b94e0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::render_tree_root ... ok
[INFO] [stderr]    Doc-tests treeline
[INFO] [stdout] test tests::render_tree_with_leaves ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "1e4a71e879d3efe6f32e131091633a0d03ca445519a3fb4ce33468c3dc11cf18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e4a71e879d3efe6f32e131091633a0d03ca445519a3fb4ce33468c3dc11cf18", kill_on_drop: false }`
[INFO] [stdout] 1e4a71e879d3efe6f32e131091633a0d03ca445519a3fb4ce33468c3dc11cf18