[INFO] fetching crate skid 1.1.1...
[INFO] testing skid-1.1.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate skid 1.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate skid 1.1.1 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate skid 1.1.1
[INFO] finished tweaking crates.io crate skid 1.1.1
[INFO] tweaked toml for crates.io crate skid 1.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate skid 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e5f2e4123a11f8441300759e7e99f38d842d3a1f4db17ba8e8a594390738da8c
[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" "e5f2e4123a11f8441300759e7e99f38d842d3a1f4db17ba8e8a594390738da8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5f2e4123a11f8441300759e7e99f38d842d3a1f4db17ba8e8a594390738da8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f2e4123a11f8441300759e7e99f38d842d3a1f4db17ba8e8a594390738da8c", kill_on_drop: false }`
[INFO] [stdout] e5f2e4123a11f8441300759e7e99f38d842d3a1f4db17ba8e8a594390738da8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab6d4171ac7e6a881f1e5a71d96289dd3e627d32e1688fe03cc643d7deef6bdf
[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" "ab6d4171ac7e6a881f1e5a71d96289dd3e627d32e1688fe03cc643d7deef6bdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling fd-lock v3.0.0
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]    Compiling nix v0.22.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rustyline v9.0.0
[INFO] [stderr]    Compiling skid v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.22s
[INFO] running `Command { std: "docker" "inspect" "ab6d4171ac7e6a881f1e5a71d96289dd3e627d32e1688fe03cc643d7deef6bdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab6d4171ac7e6a881f1e5a71d96289dd3e627d32e1688fe03cc643d7deef6bdf", kill_on_drop: false }`
[INFO] [stdout] ab6d4171ac7e6a881f1e5a71d96289dd3e627d32e1688fe03cc643d7deef6bdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4e1b5cb61e8a27aa721f3df932d75e7d0bc6f8052f0a7e106dc8a2e451770ff
[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" "b4e1b5cb61e8a27aa721f3df932d75e7d0bc6f8052f0a7e106dc8a2e451770ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling skid v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "b4e1b5cb61e8a27aa721f3df932d75e7d0bc6f8052f0a7e106dc8a2e451770ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4e1b5cb61e8a27aa721f3df932d75e7d0bc6f8052f0a7e106dc8a2e451770ff", kill_on_drop: false }`
[INFO] [stdout] b4e1b5cb61e8a27aa721f3df932d75e7d0bc6f8052f0a7e106dc8a2e451770ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+1.59.0" "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] 53c98f557a3a8c7ac7ca2b1d2c3d4b7a00c6dbcd5f4666da9684c0558f044be5
[INFO] running `Command { std: "docker" "start" "-a" "53c98f557a3a8c7ac7ca2b1d2c3d4b7a00c6dbcd5f4666da9684c0558f044be5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[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/skid-9e691a8161b9f288)
[INFO] running `Command { std: "docker" "inspect" "53c98f557a3a8c7ac7ca2b1d2c3d4b7a00c6dbcd5f4666da9684c0558f044be5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53c98f557a3a8c7ac7ca2b1d2c3d4b7a00c6dbcd5f4666da9684c0558f044be5", kill_on_drop: false }`
[INFO] [stdout] 53c98f557a3a8c7ac7ca2b1d2c3d4b7a00c6dbcd5f4666da9684c0558f044be5