[INFO] fetching crate hex-slice 0.1.4...
[INFO] testing hex-slice-0.1.4 against 1.49.0 for beta-1.50-1
[INFO] extracting crate hex-slice 0.1.4 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate hex-slice 0.1.4 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hex-slice 0.1.4
[INFO] finished tweaking crates.io crate hex-slice 0.1.4
[INFO] tweaked toml for crates.io crate hex-slice 0.1.4 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 8157cc95c9c725888ecbcd7f063a41fdf3365982786268757ce035d9195ce437
[INFO] running `Command { std: "docker" "start" "-a" "8157cc95c9c725888ecbcd7f063a41fdf3365982786268757ce035d9195ce437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8157cc95c9c725888ecbcd7f063a41fdf3365982786268757ce035d9195ce437", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8157cc95c9c725888ecbcd7f063a41fdf3365982786268757ce035d9195ce437", kill_on_drop: false }`
[INFO] [stdout] 8157cc95c9c725888ecbcd7f063a41fdf3365982786268757ce035d9195ce437
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 538056f14ee05f52c190c0ef88a6592708ba88bf048201f13f21fab513f356ae
[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" "538056f14ee05f52c190c0ef88a6592708ba88bf048201f13f21fab513f356ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling hex-slice v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "538056f14ee05f52c190c0ef88a6592708ba88bf048201f13f21fab513f356ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "538056f14ee05f52c190c0ef88a6592708ba88bf048201f13f21fab513f356ae", kill_on_drop: false }`
[INFO] [stdout] 538056f14ee05f52c190c0ef88a6592708ba88bf048201f13f21fab513f356ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0759e63d147772cc144f806e63f4554ded0c0fbfc46d0d7fc50823491b627de9
[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" "0759e63d147772cc144f806e63f4554ded0c0fbfc46d0d7fc50823491b627de9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hex-slice v0.1.4
[INFO] [stderr]    Compiling suppositions v0.1.4
[INFO] [stderr]    Compiling hex-slice v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.00s
[INFO] running `Command { std: "docker" "inspect" "0759e63d147772cc144f806e63f4554ded0c0fbfc46d0d7fc50823491b627de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0759e63d147772cc144f806e63f4554ded0c0fbfc46d0d7fc50823491b627de9", kill_on_drop: false }`
[INFO] [stdout] 0759e63d147772cc144f806e63f4554ded0c0fbfc46d0d7fc50823491b627de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1389ca8a5f90633731aadc626660e0086bfb10fc78815ab9a9a29c9aa03f4a32
[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" "1389ca8a5f90633731aadc626660e0086bfb10fc78815ab9a9a29c9aa03f4a32", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/hex_slice-5965897520c1a472
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/properties-041a5651c769c2e0
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test plain_hex_should_be_decodable_as_original_data ... ok
[INFO] [stdout] test plain_hex_should_group_u8_as_blocks_of_two ... ok
[INFO] [stdout] test plain_hex_should_group_u32_as_blocks_of_eight_when_specified ... ok
[INFO] [stdout] test should_group_u32_as_blocks_of_eight_when_specified ... ok
[INFO] [stdout] test should_be_decodable_as_original_data ... ok
[INFO] [stdout] test should_group_u8_as_blocks_of_two ... ok
[INFO] [stdout] test should_start_and_end_with_square_brackets ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hex-slice
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1389ca8a5f90633731aadc626660e0086bfb10fc78815ab9a9a29c9aa03f4a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1389ca8a5f90633731aadc626660e0086bfb10fc78815ab9a9a29c9aa03f4a32", kill_on_drop: false }`
[INFO] [stdout] 1389ca8a5f90633731aadc626660e0086bfb10fc78815ab9a9a29c9aa03f4a32