[INFO] fetching crate tanjiasong-hello-rust 0.1.0...
[INFO] testing tanjiasong-hello-rust-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate tanjiasong-hello-rust 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate tanjiasong-hello-rust 0.1.0 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 tanjiasong-hello-rust 0.1.0
[INFO] finished tweaking crates.io crate tanjiasong-hello-rust 0.1.0
[INFO] tweaked toml for crates.io crate tanjiasong-hello-rust 0.1.0 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] e26fa7e33e1f9484197eb2ff2810a4ee300d93849df27cb49ba8405be187870f
[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" "e26fa7e33e1f9484197eb2ff2810a4ee300d93849df27cb49ba8405be187870f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e26fa7e33e1f9484197eb2ff2810a4ee300d93849df27cb49ba8405be187870f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26fa7e33e1f9484197eb2ff2810a4ee300d93849df27cb49ba8405be187870f", kill_on_drop: false }`
[INFO] [stdout] e26fa7e33e1f9484197eb2ff2810a4ee300d93849df27cb49ba8405be187870f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 11a23042dc2b8f348ffa36fbb85c3cb939868a4e82d7d81d562cfb21f4c18d40
[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" "11a23042dc2b8f348ffa36fbb85c3cb939868a4e82d7d81d562cfb21f4c18d40", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling ferris-says v0.1.2
[INFO] [stderr]    Compiling tanjiasong-hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `Command { std: "docker" "inspect" "11a23042dc2b8f348ffa36fbb85c3cb939868a4e82d7d81d562cfb21f4c18d40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11a23042dc2b8f348ffa36fbb85c3cb939868a4e82d7d81d562cfb21f4c18d40", kill_on_drop: false }`
[INFO] [stdout] 11a23042dc2b8f348ffa36fbb85c3cb939868a4e82d7d81d562cfb21f4c18d40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 60bd2e65bcfea5c0f6810211796d1b47e3c5d746d9cb58553fa7ee69122da995
[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" "60bd2e65bcfea5c0f6810211796d1b47e3c5d746d9cb58553fa7ee69122da995", kill_on_drop: false }`
[INFO] [stderr]    Compiling tanjiasong-hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "60bd2e65bcfea5c0f6810211796d1b47e3c5d746d9cb58553fa7ee69122da995", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60bd2e65bcfea5c0f6810211796d1b47e3c5d746d9cb58553fa7ee69122da995", kill_on_drop: false }`
[INFO] [stdout] 60bd2e65bcfea5c0f6810211796d1b47e3c5d746d9cb58553fa7ee69122da995
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 03ba7e9ebf5bc6c92ac366c7ff04922fa6e0e4487b5874f8b31a7618057749ac
[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" "03ba7e9ebf5bc6c92ac366c7ff04922fa6e0e4487b5874f8b31a7618057749ac", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tanjiasong_hello_rust-b28505fd22e53fa6
[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" "03ba7e9ebf5bc6c92ac366c7ff04922fa6e0e4487b5874f8b31a7618057749ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03ba7e9ebf5bc6c92ac366c7ff04922fa6e0e4487b5874f8b31a7618057749ac", kill_on_drop: false }`
[INFO] [stdout] 03ba7e9ebf5bc6c92ac366c7ff04922fa6e0e4487b5874f8b31a7618057749ac