[INFO] fetching crate reingold-tilford 1.0.0...
[INFO] testing reingold-tilford-1.0.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate reingold-tilford 1.0.0 into /workspace/builds/worker-26/source
[INFO] validating manifest of crates.io crate reingold-tilford 1.0.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reingold-tilford 1.0.0
[INFO] finished tweaking crates.io crate reingold-tilford 1.0.0
[INFO] tweaked toml for crates.io crate reingold-tilford 1.0.0 written to /workspace/builds/worker-26/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pancurses v0.16.1
[INFO] [stderr]   Downloaded ncurses v5.101.0
[INFO] [stderr]   Downloaded winreg v0.5.1
[INFO] [stderr]   Downloaded pdcurses-sys v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba8b02dc710ef6c8653f2fe3799c17941047c45392d2c8041f95d3e5fa0b4a15
[INFO] running `Command { std: "docker" "start" "-a" "ba8b02dc710ef6c8653f2fe3799c17941047c45392d2c8041f95d3e5fa0b4a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba8b02dc710ef6c8653f2fe3799c17941047c45392d2c8041f95d3e5fa0b4a15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba8b02dc710ef6c8653f2fe3799c17941047c45392d2c8041f95d3e5fa0b4a15", kill_on_drop: false }`
[INFO] [stdout] ba8b02dc710ef6c8653f2fe3799c17941047c45392d2c8041f95d3e5fa0b4a15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a546f37adcea1b142961bb46e6d1879a08310a5e28dfafd3fd277badbdc931b4
[INFO] running `Command { std: "docker" "start" "-a" "a546f37adcea1b142961bb46e6d1879a08310a5e28dfafd3fd277badbdc931b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling reingold-tilford v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a546f37adcea1b142961bb46e6d1879a08310a5e28dfafd3fd277badbdc931b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a546f37adcea1b142961bb46e6d1879a08310a5e28dfafd3fd277badbdc931b4", kill_on_drop: false }`
[INFO] [stdout] a546f37adcea1b142961bb46e6d1879a08310a5e28dfafd3fd277badbdc931b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88841a99c42c7c69825a76f4bb47b4bc860f9e2f863be162f14a9efc842400cd
[INFO] running `Command { std: "docker" "start" "-a" "88841a99c42c7c69825a76f4bb47b4bc860f9e2f863be162f14a9efc842400cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling reingold-tilford v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.46s
[INFO] running `Command { std: "docker" "inspect" "88841a99c42c7c69825a76f4bb47b4bc860f9e2f863be162f14a9efc842400cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88841a99c42c7c69825a76f4bb47b4bc860f9e2f863be162f14a9efc842400cd", kill_on_drop: false }`
[INFO] [stdout] 88841a99c42c7c69825a76f4bb47b4bc860f9e2f863be162f14a9efc842400cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6f5f2d7ac78535227cf682125edff193befa7bdda63c4d6b31023640fc5032c
[INFO] running `Command { std: "docker" "start" "-a" "b6f5f2d7ac78535227cf682125edff193befa7bdda63c4d6b31023640fc5032c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/reingold_tilford-12b80a28082ea1f9)
[INFO] [stdout] running 8 tests
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-bd96fe11e3cbc77b)
[INFO] [stdout] test tree::test::breadth_first ... ok
[INFO] [stdout] test tree::test::is_root_false ... ok
[INFO] [stdout] test tree::test::new ... ok
[INFO] [stdout] test tree::test::is_root_true ... ok
[INFO] [stdout] test tree::test::root ... ok
[INFO] [stdout] test tree::test::post_order ... ok
[INFO] [stdout] test tree::test::is_leaf_false ... ok
[INFO] [stdout] test tree::test::is_leaf_true ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test petgraph ... ok
[INFO] [stdout] test ptc ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests reingold-tilford
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - NodeInfo (line 86) ... ok
[INFO] [stdout] test src/lib.rs - NodeInfo (line 44) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6f5f2d7ac78535227cf682125edff193befa7bdda63c4d6b31023640fc5032c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6f5f2d7ac78535227cf682125edff193befa7bdda63c4d6b31023640fc5032c", kill_on_drop: false }`
[INFO] [stdout] b6f5f2d7ac78535227cf682125edff193befa7bdda63c4d6b31023640fc5032c