[INFO] fetching crate lcov-util 0.1.6...
[INFO] testing lcov-util-0.1.6 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate lcov-util 0.1.6 into /workspace/builds/worker-43/source
[INFO] validating manifest of crates.io crate lcov-util 0.1.6 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 lcov-util 0.1.6
[INFO] finished tweaking crates.io crate lcov-util 0.1.6
[INFO] tweaked toml for crates.io crate lcov-util 0.1.6 written to /workspace/builds/worker-43/source/Cargo.toml
[INFO] crate crates.io crate lcov-util 0.1.6 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror-impl v1.0.29
[INFO] [stderr]   Downloaded structopt v0.3.23
[INFO] [stderr]   Downloaded syn v1.0.77
[INFO] [stderr]   Downloaded thiserror v1.0.29
[INFO] [stderr]   Downloaded clap v2.33.1
[INFO] [stderr]   Downloaded lcov v0.7.0
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] c48bd9572a3d6d4e310ba11dc8208c7c430a259a7de254b9e63703be8c1b6c71
[INFO] running `Command { std: "docker" "start" "-a" "c48bd9572a3d6d4e310ba11dc8208c7c430a259a7de254b9e63703be8c1b6c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c48bd9572a3d6d4e310ba11dc8208c7c430a259a7de254b9e63703be8c1b6c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48bd9572a3d6d4e310ba11dc8208c7c430a259a7de254b9e63703be8c1b6c71", kill_on_drop: false }`
[INFO] [stdout] c48bd9572a3d6d4e310ba11dc8208c7c430a259a7de254b9e63703be8c1b6c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] e6289729956bb35b8a4fbcac8ec20036ac3333cf0e6a5b79e2052872ecd3f546
[INFO] running `Command { std: "docker" "start" "-a" "e6289729956bb35b8a4fbcac8ec20036ac3333cf0e6a5b79e2052872ecd3f546", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling lcov v0.7.0
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling lcov-util v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.23s
[INFO] running `Command { std: "docker" "inspect" "e6289729956bb35b8a4fbcac8ec20036ac3333cf0e6a5b79e2052872ecd3f546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6289729956bb35b8a4fbcac8ec20036ac3333cf0e6a5b79e2052872ecd3f546", kill_on_drop: false }`
[INFO] [stdout] e6289729956bb35b8a4fbcac8ec20036ac3333cf0e6a5b79e2052872ecd3f546
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] ad90cab5c926815b2fe511ad50e010b87c4d379d930309b253495edd8e3c51a9
[INFO] running `Command { std: "docker" "start" "-a" "ad90cab5c926815b2fe511ad50e010b87c4d379d930309b253495edd8e3c51a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling lcov-util v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "ad90cab5c926815b2fe511ad50e010b87c4d379d930309b253495edd8e3c51a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad90cab5c926815b2fe511ad50e010b87c4d379d930309b253495edd8e3c51a9", kill_on_drop: false }`
[INFO] [stdout] ad90cab5c926815b2fe511ad50e010b87c4d379d930309b253495edd8e3c51a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-43/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] 73856c777047c7799187b7bed45ed4a76c84c0ec9358e7b61a40abba21b4b5c1
[INFO] running `Command { std: "docker" "start" "-a" "73856c777047c7799187b7bed45ed4a76c84c0ec9358e7b61a40abba21b4b5c1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lcov_merge-d1fe706016c03c53)
[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" "73856c777047c7799187b7bed45ed4a76c84c0ec9358e7b61a40abba21b4b5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73856c777047c7799187b7bed45ed4a76c84c0ec9358e7b61a40abba21b4b5c1", kill_on_drop: false }`
[INFO] [stdout] 73856c777047c7799187b7bed45ed4a76c84c0ec9358e7b61a40abba21b4b5c1