[INFO] fetching crate error-trees 0.2.0...
[INFO] testing error-trees-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate error-trees 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate error-trees 0.2.0
[INFO] finished tweaking crates.io crate error-trees 0.2.0
[INFO] tweaked toml for crates.io crate error-trees 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate error-trees 0.2.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 2 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6907e9b566f8fe9037c94cd4c2d25615c310614fb062fea845516a60366476fb
[INFO] running `Command { std: "docker" "start" "-a" "6907e9b566f8fe9037c94cd4c2d25615c310614fb062fea845516a60366476fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6907e9b566f8fe9037c94cd4c2d25615c310614fb062fea845516a60366476fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6907e9b566f8fe9037c94cd4c2d25615c310614fb062fea845516a60366476fb", kill_on_drop: false }`
[INFO] [stdout] 6907e9b566f8fe9037c94cd4c2d25615c310614fb062fea845516a60366476fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 351c5825f152764206c65139db7d5b1a8a8fe620e19487e0e4ce7630e71c5810
[INFO] running `Command { std: "docker" "start" "-a" "351c5825f152764206c65139db7d5b1a8a8fe620e19487e0e4ce7630e71c5810", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling error-trees v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `Command { std: "docker" "inspect" "351c5825f152764206c65139db7d5b1a8a8fe620e19487e0e4ce7630e71c5810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "351c5825f152764206c65139db7d5b1a8a8fe620e19487e0e4ce7630e71c5810", kill_on_drop: false }`
[INFO] [stdout] 351c5825f152764206c65139db7d5b1a8a8fe620e19487e0e4ce7630e71c5810
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca1ae474e43d53e0458eebb56f1e69601881d3a41afe780c10cfe607be196f9b
[INFO] running `Command { std: "docker" "start" "-a" "ca1ae474e43d53e0458eebb56f1e69601881d3a41afe780c10cfe607be196f9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling error-trees v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "ca1ae474e43d53e0458eebb56f1e69601881d3a41afe780c10cfe607be196f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1ae474e43d53e0458eebb56f1e69601881d3a41afe780c10cfe607be196f9b", kill_on_drop: false }`
[INFO] [stdout] ca1ae474e43d53e0458eebb56f1e69601881d3a41afe780c10cfe607be196f9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 58ac84de15cab1d4e1b205ab7067e6885955bebd01670e9a895a0122f71254da
[INFO] running `Command { std: "docker" "start" "-a" "58ac84de15cab1d4e1b205ab7067e6885955bebd01670e9a895a0122f71254da", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/error_trees-8383cc2402d56d9d)
[INFO] [stdout] running 4 tests
[INFO] [stderr]    Doc-tests error_trees
[INFO] [stdout] test tests::can_build_tree_from_vec_of_results ... ok
[INFO] [stdout] test tests::can_call_into_result_from_vec_of_errors ... ok
[INFO] [stdout] test tests::main_function ... ok
[INFO] [stdout] test tests::can_call_into_result_from_vec_of_results ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - LabelResult::label_error (line 244) ... ok
[INFO] [stdout] test src/lib.rs - IntoResult::into_result (line 197) ... ok
[INFO] [stdout] test src/lib.rs - IntoResult::into_result (line 170) ... ok
[INFO] [stdout] test src/lib.rs - IntoErrorTree::with_label (line 119) ... ok
[INFO] [stdout] test src/lib.rs - ErrorTree<L,E>::leaf (line 27) ... ok
[INFO] [stdout] test src/lib.rs - ErrorTree<L,E>::flatten_tree (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58ac84de15cab1d4e1b205ab7067e6885955bebd01670e9a895a0122f71254da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ac84de15cab1d4e1b205ab7067e6885955bebd01670e9a895a0122f71254da", kill_on_drop: false }`
[INFO] [stdout] 58ac84de15cab1d4e1b205ab7067e6885955bebd01670e9a895a0122f71254da