[INFO] fetching crate fastar 0.1.5...
[INFO] testing fastar-0.1.5 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fastar 0.1.5 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate fastar 0.1.5 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 fastar 0.1.5
[INFO] finished tweaking crates.io crate fastar 0.1.5
[INFO] tweaked toml for crates.io crate fastar 0.1.5 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate fastar 0.1.5 already has a lockfile, it will not be regenerated
[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] [stdout] 3bb131d335930e30228d2f3a36de20d80cab586950af5e757694b228c1876efe
[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" "3bb131d335930e30228d2f3a36de20d80cab586950af5e757694b228c1876efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3bb131d335930e30228d2f3a36de20d80cab586950af5e757694b228c1876efe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb131d335930e30228d2f3a36de20d80cab586950af5e757694b228c1876efe", kill_on_drop: false }`
[INFO] [stdout] 3bb131d335930e30228d2f3a36de20d80cab586950af5e757694b228c1876efe
[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] 7cb91662c6c6ee89bcde8c6a35bb96b1cfbc66a2e6bc0da5a577c6d19aa71859
[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" "7cb91662c6c6ee89bcde8c6a35bb96b1cfbc66a2e6bc0da5a577c6d19aa71859", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling derive-error v0.0.5
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling mnt v0.3.1
[INFO] [stderr]    Compiling reapfrog v0.2.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling minilzo v0.1.2
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]    Compiling btrfs2 v1.2.2
[INFO] [stderr]    Compiling platter-walk v0.1.3
[INFO] [stderr]    Compiling fastar v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.61s
[INFO] running `Command { std: "docker" "inspect" "7cb91662c6c6ee89bcde8c6a35bb96b1cfbc66a2e6bc0da5a577c6d19aa71859", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cb91662c6c6ee89bcde8c6a35bb96b1cfbc66a2e6bc0da5a577c6d19aa71859", kill_on_drop: false }`
[INFO] [stdout] 7cb91662c6c6ee89bcde8c6a35bb96b1cfbc66a2e6bc0da5a577c6d19aa71859
[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] [stdout] 5ecd66b2cba824227cb986a6b910e6ead381932a4f9197d69f2acaccf1a23fff
[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" "5ecd66b2cba824227cb986a6b910e6ead381932a4f9197d69f2acaccf1a23fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastar v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "5ecd66b2cba824227cb986a6b910e6ead381932a4f9197d69f2acaccf1a23fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ecd66b2cba824227cb986a6b910e6ead381932a4f9197d69f2acaccf1a23fff", kill_on_drop: false }`
[INFO] [stdout] 5ecd66b2cba824227cb986a6b910e6ead381932a4f9197d69f2acaccf1a23fff
[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] [stdout] d2e148553f30d0a3d8e615b41c2a0c4ac5d2c3f23b504602f20980a75e306f2c
[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" "d2e148553f30d0a3d8e615b41c2a0c4ac5d2c3f23b504602f20980a75e306f2c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[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]      Running unittests (/opt/rustwide/target/debug/deps/fastar-c9c769715d57cfa2)
[INFO] running `Command { std: "docker" "inspect" "d2e148553f30d0a3d8e615b41c2a0c4ac5d2c3f23b504602f20980a75e306f2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e148553f30d0a3d8e615b41c2a0c4ac5d2c3f23b504602f20980a75e306f2c", kill_on_drop: false }`
[INFO] [stdout] d2e148553f30d0a3d8e615b41c2a0c4ac5d2c3f23b504602f20980a75e306f2c