[INFO] fetching crate libblkid-rs 0.1.0...
[INFO] testing libblkid-rs-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate libblkid-rs 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate libblkid-rs 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 libblkid-rs 0.1.0
[INFO] finished tweaking crates.io crate libblkid-rs 0.1.0
[INFO] tweaked toml for crates.io crate libblkid-rs 0.1.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 16e071f1419308875c8340905831f0e487370e71935d2b864c16f6adc27bf64a
[INFO] running `Command { std: "docker" "start" "-a" "16e071f1419308875c8340905831f0e487370e71935d2b864c16f6adc27bf64a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16e071f1419308875c8340905831f0e487370e71935d2b864c16f6adc27bf64a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e071f1419308875c8340905831f0e487370e71935d2b864c16f6adc27bf64a", kill_on_drop: false }`
[INFO] [stdout] 16e071f1419308875c8340905831f0e487370e71935d2b864c16f6adc27bf64a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 99b955edc70e1b9a865cdf87a99636f13799dd9e6bc29b8fbee8ed43da2aecce
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "99b955edc70e1b9a865cdf87a99636f13799dd9e6bc29b8fbee8ed43da2aecce", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling cexpr v0.3.6
[INFO] [stderr]    Compiling libblkid-rs-sys v0.1.0
[INFO] [stderr]    Compiling libblkid-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.13s
[INFO] running `Command { std: "docker" "inspect" "99b955edc70e1b9a865cdf87a99636f13799dd9e6bc29b8fbee8ed43da2aecce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99b955edc70e1b9a865cdf87a99636f13799dd9e6bc29b8fbee8ed43da2aecce", kill_on_drop: false }`
[INFO] [stdout] 99b955edc70e1b9a865cdf87a99636f13799dd9e6bc29b8fbee8ed43da2aecce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f22fbe7e599cf6b44cb1a83b7eab7a4a57db089fabd3c38aaca59d321f6b96ca
[INFO] running `Command { std: "docker" "start" "-a" "f22fbe7e599cf6b44cb1a83b7eab7a4a57db089fabd3c38aaca59d321f6b96ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libblkid-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "f22fbe7e599cf6b44cb1a83b7eab7a4a57db089fabd3c38aaca59d321f6b96ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22fbe7e599cf6b44cb1a83b7eab7a4a57db089fabd3c38aaca59d321f6b96ca", kill_on_drop: false }`
[INFO] [stdout] f22fbe7e599cf6b44cb1a83b7eab7a4a57db089fabd3c38aaca59d321f6b96ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 734e60cab99352d196d2b82e9601b7c75023dde5fdb9241236e3ae7201d661b7
[INFO] running `Command { std: "docker" "start" "-a" "734e60cab99352d196d2b82e9601b7c75023dde5fdb9241236e3ae7201d661b7", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libblkid_rs-04a839cc2e79b5d0)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test encode::test::test_encode_string ... ok
[INFO] [stdout] test encode::test::test_safe_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libblkid-rs
[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" "734e60cab99352d196d2b82e9601b7c75023dde5fdb9241236e3ae7201d661b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734e60cab99352d196d2b82e9601b7c75023dde5fdb9241236e3ae7201d661b7", kill_on_drop: false }`
[INFO] [stdout] 734e60cab99352d196d2b82e9601b7c75023dde5fdb9241236e3ae7201d661b7