[INFO] fetching crate arwa 0.1.1...
[INFO] testing arwa-0.1.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate arwa 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate arwa 0.1.1 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 arwa 0.1.1
[INFO] finished tweaking crates.io crate arwa 0.1.1
[INFO] tweaked toml for crates.io crate arwa 0.1.1 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] c533f4a3bff956873c3702c5ebc88dc556aafebcd14aed5213cb45fcc65942e1
[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" "c533f4a3bff956873c3702c5ebc88dc556aafebcd14aed5213cb45fcc65942e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c533f4a3bff956873c3702c5ebc88dc556aafebcd14aed5213cb45fcc65942e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c533f4a3bff956873c3702c5ebc88dc556aafebcd14aed5213cb45fcc65942e1", kill_on_drop: false }`
[INFO] [stdout] c533f4a3bff956873c3702c5ebc88dc556aafebcd14aed5213cb45fcc65942e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 9c1f9676d1eaa9ba3397410283232af180eeed51c4c33f293b62b38379ecf217
[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" "9c1f9676d1eaa9ba3397410283232af180eeed51c4c33f293b62b38379ecf217", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling delegate v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling js-sys v0.3.46
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling web-sys v0.3.46
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.19
[INFO] [stderr]    Compiling gloo-events v0.1.1
[INFO] [stderr]    Compiling arwa v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 46s
[INFO] running `Command { std: "docker" "inspect" "9c1f9676d1eaa9ba3397410283232af180eeed51c4c33f293b62b38379ecf217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1f9676d1eaa9ba3397410283232af180eeed51c4c33f293b62b38379ecf217", kill_on_drop: false }`
[INFO] [stdout] 9c1f9676d1eaa9ba3397410283232af180eeed51c4c33f293b62b38379ecf217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2e66594d2494c4b2fe038d9e38df333ce9e3fa661c2762100e05c6d2f8f385e1
[INFO] running `Command { std: "docker" "start" "-a" "2e66594d2494c4b2fe038d9e38df333ce9e3fa661c2762100e05c6d2f8f385e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling arwa v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.72s
[INFO] running `Command { std: "docker" "inspect" "2e66594d2494c4b2fe038d9e38df333ce9e3fa661c2762100e05c6d2f8f385e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e66594d2494c4b2fe038d9e38df333ce9e3fa661c2762100e05c6d2f8f385e1", kill_on_drop: false }`
[INFO] [stdout] 2e66594d2494c4b2fe038d9e38df333ce9e3fa661c2762100e05c6d2f8f385e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7f4dfbdc35f105c3909805b0eaf6871fcea1a1c056132c867e19fb90372c8817
[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" "7f4dfbdc35f105c3909805b0eaf6871fcea1a1c056132c867e19fb90372c8817", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/arwa-2b2de186314d69e8
[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] [stderr]    Doc-tests arwa
[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" "7f4dfbdc35f105c3909805b0eaf6871fcea1a1c056132c867e19fb90372c8817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f4dfbdc35f105c3909805b0eaf6871fcea1a1c056132c867e19fb90372c8817", kill_on_drop: false }`
[INFO] [stdout] 7f4dfbdc35f105c3909805b0eaf6871fcea1a1c056132c867e19fb90372c8817