[INFO] fetching crate v8unpack 0.3.0...
[INFO] testing v8unpack-0.3.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate v8unpack 0.3.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate v8unpack 0.3.0 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 v8unpack 0.3.0
[INFO] finished tweaking crates.io crate v8unpack 0.3.0
[INFO] tweaked toml for crates.io crate v8unpack 0.3.0 written to /workspace/builds/worker-6/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]  Downloading crates ...
[INFO] [stderr]   Downloaded v8unpack4rs v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef9eb8bd58f1d6cf9973c372985e2c44d2eca3f12780122d6e74f24203b8b2cf
[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" "ef9eb8bd58f1d6cf9973c372985e2c44d2eca3f12780122d6e74f24203b8b2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef9eb8bd58f1d6cf9973c372985e2c44d2eca3f12780122d6e74f24203b8b2cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef9eb8bd58f1d6cf9973c372985e2c44d2eca3f12780122d6e74f24203b8b2cf", kill_on_drop: false }`
[INFO] [stdout] ef9eb8bd58f1d6cf9973c372985e2c44d2eca3f12780122d6e74f24203b8b2cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a99d34c8b88520bd3e9c1c3f4d803ac0c194fc4ebb0b673c791f98ac51f5fae6
[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" "a99d34c8b88520bd3e9c1c3f4d803ac0c194fc4ebb0b673c791f98ac51f5fae6", kill_on_drop: false }`
[INFO] [stderr]    Compiling v8unpack4rs v0.3.0
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling v8unpack v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.71s
[INFO] running `Command { std: "docker" "inspect" "a99d34c8b88520bd3e9c1c3f4d803ac0c194fc4ebb0b673c791f98ac51f5fae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a99d34c8b88520bd3e9c1c3f4d803ac0c194fc4ebb0b673c791f98ac51f5fae6", kill_on_drop: false }`
[INFO] [stdout] a99d34c8b88520bd3e9c1c3f4d803ac0c194fc4ebb0b673c791f98ac51f5fae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e81f3943e97c96748b6d0f317cfbebfcf2852694e2ceac08e3b40bd282efa60
[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" "9e81f3943e97c96748b6d0f317cfbebfcf2852694e2ceac08e3b40bd282efa60", kill_on_drop: false }`
[INFO] [stderr]    Compiling v8unpack v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "9e81f3943e97c96748b6d0f317cfbebfcf2852694e2ceac08e3b40bd282efa60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e81f3943e97c96748b6d0f317cfbebfcf2852694e2ceac08e3b40bd282efa60", kill_on_drop: false }`
[INFO] [stdout] 9e81f3943e97c96748b6d0f317cfbebfcf2852694e2ceac08e3b40bd282efa60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b81d70eae426dab59910aa125dcbf0ab2fcc1ee4e839dbe9a21dc9fbaca1c494
[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" "b81d70eae426dab59910aa125dcbf0ab2fcc1ee4e839dbe9a21dc9fbaca1c494", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/v8unpack-b71f3c20153dacab
[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" "b81d70eae426dab59910aa125dcbf0ab2fcc1ee4e839dbe9a21dc9fbaca1c494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81d70eae426dab59910aa125dcbf0ab2fcc1ee4e839dbe9a21dc9fbaca1c494", kill_on_drop: false }`
[INFO] [stdout] b81d70eae426dab59910aa125dcbf0ab2fcc1ee4e839dbe9a21dc9fbaca1c494