[INFO] fetching crate preftool-derive 0.2.0...
[INFO] testing preftool-derive-0.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate preftool-derive 0.2.0 into /workspace/builds/worker-53/source
[INFO] validating manifest of crates.io crate preftool-derive 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 preftool-derive 0.2.0
[INFO] finished tweaking crates.io crate preftool-derive 0.2.0
[INFO] tweaked toml for crates.io crate preftool-derive 0.2.0 written to /workspace/builds/worker-53/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded preftool-derive-core v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 8726ca0b1a869a52c0575ecd002b894aaebfc87d27c5133fda5c71cb35a7579a
[INFO] running `Command { std: "docker" "start" "-a" "8726ca0b1a869a52c0575ecd002b894aaebfc87d27c5133fda5c71cb35a7579a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8726ca0b1a869a52c0575ecd002b894aaebfc87d27c5133fda5c71cb35a7579a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8726ca0b1a869a52c0575ecd002b894aaebfc87d27c5133fda5c71cb35a7579a", kill_on_drop: false }`
[INFO] [stdout] 8726ca0b1a869a52c0575ecd002b894aaebfc87d27c5133fda5c71cb35a7579a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 30f8ed35c8d99f24b850f65a5ef636c72b43f97454da2f8b323c082754ccb8f2
[INFO] running `Command { std: "docker" "start" "-a" "30f8ed35c8d99f24b850f65a5ef636c72b43f97454da2f8b323c082754ccb8f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling preftool-derive-core v0.2.0
[INFO] [stderr]    Compiling preftool-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.71s
[INFO] running `Command { std: "docker" "inspect" "30f8ed35c8d99f24b850f65a5ef636c72b43f97454da2f8b323c082754ccb8f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30f8ed35c8d99f24b850f65a5ef636c72b43f97454da2f8b323c082754ccb8f2", kill_on_drop: false }`
[INFO] [stdout] 30f8ed35c8d99f24b850f65a5ef636c72b43f97454da2f8b323c082754ccb8f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] 087a115181c55faec38dfae8f169d4739064710ca24167beffb39cc6d2102643
[INFO] running `Command { std: "docker" "start" "-a" "087a115181c55faec38dfae8f169d4739064710ca24167beffb39cc6d2102643", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling gimli v0.25.0
[INFO] [stderr]    Compiling arc-swap v1.3.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling object v0.26.2
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling slog-scope v4.4.0
[INFO] [stderr]    Compiling slog-stdlog v3.0.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling addr2line v0.16.0
[INFO] [stderr]    Compiling preftool v0.2.0
[INFO] [stderr]    Compiling preftool-derive v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.74s
[INFO] running `Command { std: "docker" "inspect" "087a115181c55faec38dfae8f169d4739064710ca24167beffb39cc6d2102643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "087a115181c55faec38dfae8f169d4739064710ca24167beffb39cc6d2102643", kill_on_drop: false }`
[INFO] [stdout] 087a115181c55faec38dfae8f169d4739064710ca24167beffb39cc6d2102643
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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] dd87ed7dedb38bbc07ca2128ef829597a93c221b652eaf4782c3cd27332cfd14
[INFO] running `Command { std: "docker" "start" "-a" "dd87ed7dedb38bbc07ca2128ef829597a93c221b652eaf4782c3cd27332cfd14", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/preftool_derive-032eb3ae112c5fe9)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/simple.rs (/opt/rustwide/target/debug/deps/simple-d8b07934e2f29b1b)
[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 preftool-derive
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test works_with_empty_config ... ok
[INFO] [stdout] test nested_structs ... ok
[INFO] [stdout] test reads_value_from_config ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "dd87ed7dedb38bbc07ca2128ef829597a93c221b652eaf4782c3cd27332cfd14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd87ed7dedb38bbc07ca2128ef829597a93c221b652eaf4782c3cd27332cfd14", kill_on_drop: false }`
[INFO] [stdout] dd87ed7dedb38bbc07ca2128ef829597a93c221b652eaf4782c3cd27332cfd14