[INFO] fetching crate sl-rs 2.0.0...
[INFO] testing sl-rs-2.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate sl-rs 2.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sl-rs 2.0.0 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 sl-rs 2.0.0
[INFO] finished tweaking crates.io crate sl-rs 2.0.0
[INFO] tweaked toml for crates.io crate sl-rs 2.0.0 written to /workspace/builds/worker-2/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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 94e8f8f04dbd175605813a720b0e84dc6a2a305b647bf2319214c72c04e778b3
[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" "94e8f8f04dbd175605813a720b0e84dc6a2a305b647bf2319214c72c04e778b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94e8f8f04dbd175605813a720b0e84dc6a2a305b647bf2319214c72c04e778b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94e8f8f04dbd175605813a720b0e84dc6a2a305b647bf2319214c72c04e778b3", kill_on_drop: false }`
[INFO] [stdout] 94e8f8f04dbd175605813a720b0e84dc6a2a305b647bf2319214c72c04e778b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 2218a6cc4befbcfa31064b00083ef56f2bdc3780ff731d6d4523cc5a4db45632
[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" "2218a6cc4befbcfa31064b00083ef56f2bdc3780ff731d6d4523cc5a4db45632", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossterm_utils v0.2.4
[INFO] [stderr]    Compiling crossterm_screen v0.2.5
[INFO] [stderr]    Compiling crossterm_cursor v0.2.6
[INFO] [stderr]    Compiling crossterm_input v0.3.9
[INFO] [stderr]    Compiling crossterm_terminal v0.2.6
[INFO] [stderr]    Compiling crossterm v0.9.6
[INFO] [stderr]    Compiling sl-rs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.10s
[INFO] running `Command { std: "docker" "inspect" "2218a6cc4befbcfa31064b00083ef56f2bdc3780ff731d6d4523cc5a4db45632", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2218a6cc4befbcfa31064b00083ef56f2bdc3780ff731d6d4523cc5a4db45632", kill_on_drop: false }`
[INFO] [stdout] 2218a6cc4befbcfa31064b00083ef56f2bdc3780ff731d6d4523cc5a4db45632
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] b9ebed2a29051f50bdb4615202c75e29010f6d7b75546eb96ceda224c463452b
[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" "b9ebed2a29051f50bdb4615202c75e29010f6d7b75546eb96ceda224c463452b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sl-rs v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "b9ebed2a29051f50bdb4615202c75e29010f6d7b75546eb96ceda224c463452b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ebed2a29051f50bdb4615202c75e29010f6d7b75546eb96ceda224c463452b", kill_on_drop: false }`
[INFO] [stdout] b9ebed2a29051f50bdb4615202c75e29010f6d7b75546eb96ceda224c463452b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] fa758950af46aae71454969982fa6b637bf374445dd578e9b02b5bd64d029175
[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" "fa758950af46aae71454969982fa6b637bf374445dd578e9b02b5bd64d029175", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sl-94876394b9044f48
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fa758950af46aae71454969982fa6b637bf374445dd578e9b02b5bd64d029175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa758950af46aae71454969982fa6b637bf374445dd578e9b02b5bd64d029175", kill_on_drop: false }`
[INFO] [stdout] fa758950af46aae71454969982fa6b637bf374445dd578e9b02b5bd64d029175