[INFO] fetching crate gars 0.1.0...
[INFO] testing gars-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate gars 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate gars 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gars 0.1.0
[INFO] finished tweaking crates.io crate gars 0.1.0
[INFO] tweaked toml for crates.io crate gars 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate gars 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded google-authenticator v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] dc17dc0efe4a8198499d9ea7a82f681ff8c155bb5ba94c2891836ca3925e0caf
[INFO] running `Command { std: "docker" "start" "-a" "dc17dc0efe4a8198499d9ea7a82f681ff8c155bb5ba94c2891836ca3925e0caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc17dc0efe4a8198499d9ea7a82f681ff8c155bb5ba94c2891836ca3925e0caf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc17dc0efe4a8198499d9ea7a82f681ff8c155bb5ba94c2891836ca3925e0caf", kill_on_drop: false }`
[INFO] [stdout] dc17dc0efe4a8198499d9ea7a82f681ff8c155bb5ba94c2891836ca3925e0caf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 67bc73e639f86cbd8e983370b5d2ba905bf393e3682746d55fc828bedff41080
[INFO] running `Command { std: "docker" "start" "-a" "67bc73e639f86cbd8e983370b5d2ba905bf393e3682746d55fc828bedff41080", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling hmac-sha1 v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling google-authenticator v0.3.0
[INFO] [stderr]    Compiling gars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.66s
[INFO] running `Command { std: "docker" "inspect" "67bc73e639f86cbd8e983370b5d2ba905bf393e3682746d55fc828bedff41080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67bc73e639f86cbd8e983370b5d2ba905bf393e3682746d55fc828bedff41080", kill_on_drop: false }`
[INFO] [stdout] 67bc73e639f86cbd8e983370b5d2ba905bf393e3682746d55fc828bedff41080
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 8725c51eaf798052f9794f5d74d4881139ea4624d25469cfaeac7637accd5187
[INFO] running `Command { std: "docker" "start" "-a" "8725c51eaf798052f9794f5d74d4881139ea4624d25469cfaeac7637accd5187", kill_on_drop: false }`
[INFO] [stderr]    Compiling gars v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "8725c51eaf798052f9794f5d74d4881139ea4624d25469cfaeac7637accd5187", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8725c51eaf798052f9794f5d74d4881139ea4624d25469cfaeac7637accd5187", kill_on_drop: false }`
[INFO] [stdout] 8725c51eaf798052f9794f5d74d4881139ea4624d25469cfaeac7637accd5187
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] b190be5da83675e538ec09a84da3c8f5353c662a6a49b14e4a29c6fe97d86d53
[INFO] running `Command { std: "docker" "start" "-a" "b190be5da83675e538ec09a84da3c8f5353c662a6a49b14e4a29c6fe97d86d53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/gars-8ade7bfe46c60d3b)
[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" "b190be5da83675e538ec09a84da3c8f5353c662a6a49b14e4a29c6fe97d86d53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b190be5da83675e538ec09a84da3c8f5353c662a6a49b14e4a29c6fe97d86d53", kill_on_drop: false }`
[INFO] [stdout] b190be5da83675e538ec09a84da3c8f5353c662a6a49b14e4a29c6fe97d86d53