[INFO] fetching crate common-tree 0.2.0...
[INFO] testing common-tree-0.2.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate common-tree 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate common-tree 0.2.0
[INFO] finished tweaking crates.io crate common-tree 0.2.0
[INFO] tweaked toml for crates.io crate common-tree 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate common-tree 0.2.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate common-tree 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e12b08ce47370b24594a43a7ae7aa155ac894a1f7b2f99535f4d13c6d31ff17a
[INFO] running `Command { std: "docker" "start" "-a" "e12b08ce47370b24594a43a7ae7aa155ac894a1f7b2f99535f4d13c6d31ff17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e12b08ce47370b24594a43a7ae7aa155ac894a1f7b2f99535f4d13c6d31ff17a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e12b08ce47370b24594a43a7ae7aa155ac894a1f7b2f99535f4d13c6d31ff17a", kill_on_drop: false }`
[INFO] [stdout] e12b08ce47370b24594a43a7ae7aa155ac894a1f7b2f99535f4d13c6d31ff17a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] adba08eb6db58f226ee6c4eebd2d51ab38ac4c909257449481c56612aa40b7d1
[INFO] running `Command { std: "docker" "start" "-a" "adba08eb6db58f226ee6c4eebd2d51ab38ac4c909257449481c56612aa40b7d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling common-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "adba08eb6db58f226ee6c4eebd2d51ab38ac4c909257449481c56612aa40b7d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adba08eb6db58f226ee6c4eebd2d51ab38ac4c909257449481c56612aa40b7d1", kill_on_drop: false }`
[INFO] [stdout] adba08eb6db58f226ee6c4eebd2d51ab38ac4c909257449481c56612aa40b7d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 703be3604eef867dc710d38e6f2702393f83e2316a3d9e051ae7063299e923e6
[INFO] running `Command { std: "docker" "start" "-a" "703be3604eef867dc710d38e6f2702393f83e2316a3d9e051ae7063299e923e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling common-tree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `level2_2`
[INFO] [stdout]    --> src/node.rs:200:13
[INFO] [stdout]     |
[INFO] [stdout] 200 |         let level2_2 = Node::new(level2_2_data.clone());
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_level2_2`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "703be3604eef867dc710d38e6f2702393f83e2316a3d9e051ae7063299e923e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703be3604eef867dc710d38e6f2702393f83e2316a3d9e051ae7063299e923e6", kill_on_drop: false }`
[INFO] [stdout] 703be3604eef867dc710d38e6f2702393f83e2316a3d9e051ae7063299e923e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63a0d20e2cb39ec1b15611d1401ee0da5deb92a06f16f2b21bd9e91cb823a51e
[INFO] running `Command { std: "docker" "start" "-a" "63a0d20e2cb39ec1b15611d1401ee0da5deb92a06f16f2b21bd9e91cb823a51e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `level2_2`
[INFO] [stdout] 
[INFO] [stderr]    --> src/node.rs:200:13
[INFO] [stdout] running 5 tests
[INFO] [stderr]     |
[INFO] [stdout] test node::tests::child_path_works ... ok
[INFO] [stderr] 200 |         let level2_2 = Node::new(level2_2_data.clone());
[INFO] [stdout] test node::tests::data_works ... ok
[INFO] [stderr]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_level2_2`
[INFO] [stdout] test node::tests::child_works ... ok
[INFO] [stderr]     |
[INFO] [stdout] test node::tests::traversal_works ... ok
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test node::tests::last_child_level_works ... ok
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: `common-tree` (lib test) generated 1 warning (run `cargo fix --lib -p common-tree --tests` to apply 1 suggestion)
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/common_tree-159819674c8f0bd7)
[INFO] [stderr]    Doc-tests common_tree
[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" "63a0d20e2cb39ec1b15611d1401ee0da5deb92a06f16f2b21bd9e91cb823a51e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63a0d20e2cb39ec1b15611d1401ee0da5deb92a06f16f2b21bd9e91cb823a51e", kill_on_drop: false }`
[INFO] [stdout] 63a0d20e2cb39ec1b15611d1401ee0da5deb92a06f16f2b21bd9e91cb823a51e