[INFO] fetching crate mun_libloader 0.1.0...
[INFO] testing mun_libloader-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate mun_libloader 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate mun_libloader 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mun_libloader 0.1.0
[INFO] finished tweaking crates.io crate mun_libloader 0.1.0
[INFO] tweaked toml for crates.io crate mun_libloader 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57e9658cb4d3f2a33d9983b758d8ab25965807068bd28a3d83685e4c180d3dad
[INFO] running `Command { std: "docker" "start" "-a" "57e9658cb4d3f2a33d9983b758d8ab25965807068bd28a3d83685e4c180d3dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e9658cb4d3f2a33d9983b758d8ab25965807068bd28a3d83685e4c180d3dad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e9658cb4d3f2a33d9983b758d8ab25965807068bd28a3d83685e4c180d3dad", kill_on_drop: false }`
[INFO] [stdout] 57e9658cb4d3f2a33d9983b758d8ab25965807068bd28a3d83685e4c180d3dad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52d6ed261e1870622da27b77e25b27a9892a0c658ef6cdae1a9b605b2a40fdc7
[INFO] running `Command { std: "docker" "start" "-a" "52d6ed261e1870622da27b77e25b27a9892a0c658ef6cdae1a9b605b2a40fdc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling libloading v0.6.7
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling mun_abi v0.3.0
[INFO] [stderr]    Compiling mun_libloader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.06s
[INFO] running `Command { std: "docker" "inspect" "52d6ed261e1870622da27b77e25b27a9892a0c658ef6cdae1a9b605b2a40fdc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52d6ed261e1870622da27b77e25b27a9892a0c658ef6cdae1a9b605b2a40fdc7", kill_on_drop: false }`
[INFO] [stdout] 52d6ed261e1870622da27b77e25b27a9892a0c658ef6cdae1a9b605b2a40fdc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1fade50129799bd536237a518b3d0c69306c903b509bdcbbb46985def7e2137
[INFO] running `Command { std: "docker" "start" "-a" "d1fade50129799bd536237a518b3d0c69306c903b509bdcbbb46985def7e2137", kill_on_drop: false }`
[INFO] [stderr]    Compiling mun_libloader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "d1fade50129799bd536237a518b3d0c69306c903b509bdcbbb46985def7e2137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1fade50129799bd536237a518b3d0c69306c903b509bdcbbb46985def7e2137", kill_on_drop: false }`
[INFO] [stdout] d1fade50129799bd536237a518b3d0c69306c903b509bdcbbb46985def7e2137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6593fcb34c1ebdd329294b8450f1df3cff3568df1306c823c9b39970a75ecdf
[INFO] running `Command { std: "docker" "start" "-a" "d6593fcb34c1ebdd329294b8450f1df3cff3568df1306c823c9b39970a75ecdf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mun_libloader-cba1755106696400)
[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 mun_libloader
[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" "d6593fcb34c1ebdd329294b8450f1df3cff3568df1306c823c9b39970a75ecdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6593fcb34c1ebdd329294b8450f1df3cff3568df1306c823c9b39970a75ecdf", kill_on_drop: false }`
[INFO] [stdout] d6593fcb34c1ebdd329294b8450f1df3cff3568df1306c823c9b39970a75ecdf