[INFO] fetching crate prefix_tree_map 0.2.0...
[INFO] testing prefix_tree_map-0.2.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate prefix_tree_map 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate prefix_tree_map 0.2.0 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 prefix_tree_map 0.2.0
[INFO] finished tweaking crates.io crate prefix_tree_map 0.2.0
[INFO] tweaked toml for crates.io crate prefix_tree_map 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate prefix_tree_map 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ad0b69f311e1c78a14762b9fc2be906d6b72cbaaae3367dee5685f7b631dbeb8
[INFO] running `Command { std: "docker" "start" "-a" "ad0b69f311e1c78a14762b9fc2be906d6b72cbaaae3367dee5685f7b631dbeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad0b69f311e1c78a14762b9fc2be906d6b72cbaaae3367dee5685f7b631dbeb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad0b69f311e1c78a14762b9fc2be906d6b72cbaaae3367dee5685f7b631dbeb8", kill_on_drop: false }`
[INFO] [stdout] ad0b69f311e1c78a14762b9fc2be906d6b72cbaaae3367dee5685f7b631dbeb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 46bb5367821eb30656d21c69e2e66709d77473462dc4640d398545df72c34ce0
[INFO] running `Command { std: "docker" "start" "-a" "46bb5367821eb30656d21c69e2e66709d77473462dc4640d398545df72c34ce0", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_tree_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "46bb5367821eb30656d21c69e2e66709d77473462dc4640d398545df72c34ce0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46bb5367821eb30656d21c69e2e66709d77473462dc4640d398545df72c34ce0", kill_on_drop: false }`
[INFO] [stdout] 46bb5367821eb30656d21c69e2e66709d77473462dc4640d398545df72c34ce0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bbad819f8a573b1951bd5f05341d4538a2e38c6d594ba96750ca0a45d98ebac0
[INFO] running `Command { std: "docker" "start" "-a" "bbad819f8a573b1951bd5f05341d4538a2e38c6d594ba96750ca0a45d98ebac0", kill_on_drop: false }`
[INFO] [stderr]    Compiling prefix_tree_map v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "bbad819f8a573b1951bd5f05341d4538a2e38c6d594ba96750ca0a45d98ebac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbad819f8a573b1951bd5f05341d4538a2e38c6d594ba96750ca0a45d98ebac0", kill_on_drop: false }`
[INFO] [stdout] bbad819f8a573b1951bd5f05341d4538a2e38c6d594ba96750ca0a45d98ebac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f055d91b4ae37e7769898a7f97381f1557f7f8245769393167fb2b460e61f88b
[INFO] running `Command { std: "docker" "start" "-a" "f055d91b4ae37e7769898a7f97381f1557f7f8245769393167fb2b460e61f88b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/prefix_tree_map-03156f021f3ca2d9)
[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] [stderr]    Doc-tests prefix_tree_map
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 96) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.49s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f055d91b4ae37e7769898a7f97381f1557f7f8245769393167fb2b460e61f88b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f055d91b4ae37e7769898a7f97381f1557f7f8245769393167fb2b460e61f88b", kill_on_drop: false }`
[INFO] [stdout] f055d91b4ae37e7769898a7f97381f1557f7f8245769393167fb2b460e61f88b