[INFO] fetching crate serde_indextree 0.2.0...
[INFO] testing serde_indextree-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate serde_indextree 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate serde_indextree 0.2.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_indextree 0.2.0
[INFO] finished tweaking crates.io crate serde_indextree 0.2.0
[INFO] tweaked toml for crates.io crate serde_indextree 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indextree v4.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b172c79a6d3b3328bbce7f7c30bbf9998054c850378a5874df6e217e663dec5
[INFO] running `Command { std: "docker" "start" "-a" "3b172c79a6d3b3328bbce7f7c30bbf9998054c850378a5874df6e217e663dec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b172c79a6d3b3328bbce7f7c30bbf9998054c850378a5874df6e217e663dec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b172c79a6d3b3328bbce7f7c30bbf9998054c850378a5874df6e217e663dec5", kill_on_drop: false }`
[INFO] [stdout] 3b172c79a6d3b3328bbce7f7c30bbf9998054c850378a5874df6e217e663dec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b5ac57e7945160fa0b55f1a417f092dbf1f3dc0b0082d735a505b00227067fb
[INFO] running `Command { std: "docker" "start" "-a" "0b5ac57e7945160fa0b55f1a417f092dbf1f3dc0b0082d735a505b00227067fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling indextree v4.3.1
[INFO] [stderr]    Compiling serde_indextree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "0b5ac57e7945160fa0b55f1a417f092dbf1f3dc0b0082d735a505b00227067fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b5ac57e7945160fa0b55f1a417f092dbf1f3dc0b0082d735a505b00227067fb", kill_on_drop: false }`
[INFO] [stdout] 0b5ac57e7945160fa0b55f1a417f092dbf1f3dc0b0082d735a505b00227067fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57b95c352a9b6565aa9b43eeb46775f615b5e75e0849e572bf2b43fe13953cc9
[INFO] running `Command { std: "docker" "start" "-a" "57b95c352a9b6565aa9b43eeb46775f615b5e75e0849e572bf2b43fe13953cc9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_indextree v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "57b95c352a9b6565aa9b43eeb46775f615b5e75e0849e572bf2b43fe13953cc9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57b95c352a9b6565aa9b43eeb46775f615b5e75e0849e572bf2b43fe13953cc9", kill_on_drop: false }`
[INFO] [stdout] 57b95c352a9b6565aa9b43eeb46775f615b5e75e0849e572bf2b43fe13953cc9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0e76decb822d4027c94ffb3436f492335c5592d7b18ca3e3060e8d46ed6cfbac
[INFO] running `Command { std: "docker" "start" "-a" "0e76decb822d4027c94ffb3436f492335c5592d7b18ca3e3060e8d46ed6cfbac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/serde_indextree-f420452ec4c6b039)
[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 serde_indextree
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.40s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0e76decb822d4027c94ffb3436f492335c5592d7b18ca3e3060e8d46ed6cfbac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e76decb822d4027c94ffb3436f492335c5592d7b18ca3e3060e8d46ed6cfbac", kill_on_drop: false }`
[INFO] [stdout] 0e76decb822d4027c94ffb3436f492335c5592d7b18ca3e3060e8d46ed6cfbac