[INFO] fetching crate javascriptcore-rs-sys 0.2.0...
[INFO] testing javascriptcore-rs-sys-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate javascriptcore-rs-sys 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate javascriptcore-rs-sys 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate javascriptcore-rs-sys 0.2.0
[INFO] finished tweaking crates.io crate javascriptcore-rs-sys 0.2.0
[INFO] tweaked toml for crates.io crate javascriptcore-rs-sys 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 857ffab9e53f7bd832abc2539e59843f26592bc89a7d47e385a4d23b5f5dfcd3
[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" "857ffab9e53f7bd832abc2539e59843f26592bc89a7d47e385a4d23b5f5dfcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "857ffab9e53f7bd832abc2539e59843f26592bc89a7d47e385a4d23b5f5dfcd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857ffab9e53f7bd832abc2539e59843f26592bc89a7d47e385a4d23b5f5dfcd3", kill_on_drop: false }`
[INFO] [stdout] 857ffab9e53f7bd832abc2539e59843f26592bc89a7d47e385a4d23b5f5dfcd3
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 09ea5aa7432618d64ce27fff83d5da11671a162487b1f2ae66a9a880fba710b3
[INFO] running `Command { std: "docker" "start" "-a" "09ea5aa7432618d64ce27fff83d5da11671a162487b1f2ae66a9a880fba710b3", kill_on_drop: false }`
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "09ea5aa7432618d64ce27fff83d5da11671a162487b1f2ae66a9a880fba710b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09ea5aa7432618d64ce27fff83d5da11671a162487b1f2ae66a9a880fba710b3", kill_on_drop: false }`
[INFO] [stdout] 09ea5aa7432618d64ce27fff83d5da11671a162487b1f2ae66a9a880fba710b3
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4b08f1f0e6319e7fdcc3650bec0727aa87075e4dc2d42acbb84f7bf8ccd3dc5
[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" "a4b08f1f0e6319e7fdcc3650bec0727aa87075e4dc2d42acbb84f7bf8ccd3dc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling javascriptcore-rs-sys v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "a4b08f1f0e6319e7fdcc3650bec0727aa87075e4dc2d42acbb84f7bf8ccd3dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4b08f1f0e6319e7fdcc3650bec0727aa87075e4dc2d42acbb84f7bf8ccd3dc5", kill_on_drop: false }`
[INFO] [stdout] a4b08f1f0e6319e7fdcc3650bec0727aa87075e4dc2d42acbb84f7bf8ccd3dc5
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] cd2c2a7c47d35ce16f1c74b59c284d219b138bbbfb42376a5005c6c0ce84c77b
[INFO] running `Command { std: "docker" "start" "-a" "cd2c2a7c47d35ce16f1c74b59c284d219b138bbbfb42376a5005c6c0ce84c77b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/javascriptcore_sys-d941824a7f172dac
[INFO] [stderr]    Doc-tests javascriptcore_sys
[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] [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] running `Command { std: "docker" "inspect" "cd2c2a7c47d35ce16f1c74b59c284d219b138bbbfb42376a5005c6c0ce84c77b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2c2a7c47d35ce16f1c74b59c284d219b138bbbfb42376a5005c6c0ce84c77b", kill_on_drop: false }`
[INFO] [stdout] cd2c2a7c47d35ce16f1c74b59c284d219b138bbbfb42376a5005c6c0ce84c77b