[INFO] fetching crate pieces 0.2.0...
[INFO] testing pieces-0.2.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate pieces 0.2.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate pieces 0.2.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pieces 0.2.0
[INFO] finished tweaking crates.io crate pieces 0.2.0
[INFO] tweaked toml for crates.io crate pieces 0.2.0 written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate crates.io crate pieces 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80b0e28fc8558c82fec4a6a2c8fe32187e1bd7dd16a7bc94f989f1107cfe64d4
[INFO] running `Command { std: "docker" "start" "-a" "80b0e28fc8558c82fec4a6a2c8fe32187e1bd7dd16a7bc94f989f1107cfe64d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80b0e28fc8558c82fec4a6a2c8fe32187e1bd7dd16a7bc94f989f1107cfe64d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80b0e28fc8558c82fec4a6a2c8fe32187e1bd7dd16a7bc94f989f1107cfe64d4", kill_on_drop: false }`
[INFO] [stdout] 80b0e28fc8558c82fec4a6a2c8fe32187e1bd7dd16a7bc94f989f1107cfe64d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e93b93f6a3babde531892f2849338ca2ff983e657b36231b89d79e17ce0c11ac
[INFO] running `Command { std: "docker" "start" "-a" "e93b93f6a3babde531892f2849338ca2ff983e657b36231b89d79e17ce0c11ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling pieces v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `Command { std: "docker" "inspect" "e93b93f6a3babde531892f2849338ca2ff983e657b36231b89d79e17ce0c11ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e93b93f6a3babde531892f2849338ca2ff983e657b36231b89d79e17ce0c11ac", kill_on_drop: false }`
[INFO] [stdout] e93b93f6a3babde531892f2849338ca2ff983e657b36231b89d79e17ce0c11ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 157d21dd8e022c2567dcf39e5a7eb288cf55b2e6c4a691f9c7b085cf95fd66aa
[INFO] running `Command { std: "docker" "start" "-a" "157d21dd8e022c2567dcf39e5a7eb288cf55b2e6c4a691f9c7b085cf95fd66aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling pieces v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "157d21dd8e022c2567dcf39e5a7eb288cf55b2e6c4a691f9c7b085cf95fd66aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "157d21dd8e022c2567dcf39e5a7eb288cf55b2e6c4a691f9c7b085cf95fd66aa", kill_on_drop: false }`
[INFO] [stdout] 157d21dd8e022c2567dcf39e5a7eb288cf55b2e6c4a691f9c7b085cf95fd66aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 09c596264d705d6dbf6076443fb03a110ba1eb9fca248ea5dcf4c9bfa4b41d3b
[INFO] running `Command { std: "docker" "start" "-a" "09c596264d705d6dbf6076443fb03a110ba1eb9fca248ea5dcf4c9bfa4b41d3b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/pieces-cb877d107582165d)
[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 pieces
[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" "09c596264d705d6dbf6076443fb03a110ba1eb9fca248ea5dcf4c9bfa4b41d3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09c596264d705d6dbf6076443fb03a110ba1eb9fca248ea5dcf4c9bfa4b41d3b", kill_on_drop: false }`
[INFO] [stdout] 09c596264d705d6dbf6076443fb03a110ba1eb9fca248ea5dcf4c9bfa4b41d3b