[INFO] fetching crate qr 0.1.2...
[INFO] testing qr-0.1.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate qr 0.1.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate qr 0.1.2 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 qr 0.1.2
[INFO] finished tweaking crates.io crate qr 0.1.2
[INFO] tweaked toml for crates.io crate qr 0.1.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate qr 0.1.2 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] 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" "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] e9846f758ca8d8be439bdb3d92d72169f2bf33ec2b6b274e26cdb977197b86bd
[INFO] running `Command { std: "docker" "start" "-a" "e9846f758ca8d8be439bdb3d92d72169f2bf33ec2b6b274e26cdb977197b86bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9846f758ca8d8be439bdb3d92d72169f2bf33ec2b6b274e26cdb977197b86bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9846f758ca8d8be439bdb3d92d72169f2bf33ec2b6b274e26cdb977197b86bd", kill_on_drop: false }`
[INFO] [stdout] e9846f758ca8d8be439bdb3d92d72169f2bf33ec2b6b274e26cdb977197b86bd
[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" "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] 112ce1a0b7da0d9e67890fa1c808bb16de471f7d4d36d83af4cd95f8bc422450
[INFO] running `Command { std: "docker" "start" "-a" "112ce1a0b7da0d9e67890fa1c808bb16de471f7d4d36d83af4cd95f8bc422450", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling qrcode v0.11.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling qr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.26s
[INFO] running `Command { std: "docker" "inspect" "112ce1a0b7da0d9e67890fa1c808bb16de471f7d4d36d83af4cd95f8bc422450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "112ce1a0b7da0d9e67890fa1c808bb16de471f7d4d36d83af4cd95f8bc422450", kill_on_drop: false }`
[INFO] [stdout] 112ce1a0b7da0d9e67890fa1c808bb16de471f7d4d36d83af4cd95f8bc422450
[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" "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] a79ad6449c15cd8b9899b249d5c4ecc1525dfeb8c1eab28c782adefa0571bba6
[INFO] running `Command { std: "docker" "start" "-a" "a79ad6449c15cd8b9899b249d5c4ecc1525dfeb8c1eab28c782adefa0571bba6", kill_on_drop: false }`
[INFO] [stderr]    Compiling qr v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "a79ad6449c15cd8b9899b249d5c4ecc1525dfeb8c1eab28c782adefa0571bba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a79ad6449c15cd8b9899b249d5c4ecc1525dfeb8c1eab28c782adefa0571bba6", kill_on_drop: false }`
[INFO] [stdout] a79ad6449c15cd8b9899b249d5c4ecc1525dfeb8c1eab28c782adefa0571bba6
[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" "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] 3a25ac83933babe7cbe39f9886f161e43f69b5fc1e9363d623b7eb6f2fdbc33a
[INFO] running `Command { std: "docker" "start" "-a" "3a25ac83933babe7cbe39f9886f161e43f69b5fc1e9363d623b7eb6f2fdbc33a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/qr-e77f7f28d3b52f17)
[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" "3a25ac83933babe7cbe39f9886f161e43f69b5fc1e9363d623b7eb6f2fdbc33a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a25ac83933babe7cbe39f9886f161e43f69b5fc1e9363d623b7eb6f2fdbc33a", kill_on_drop: false }`
[INFO] [stdout] 3a25ac83933babe7cbe39f9886f161e43f69b5fc1e9363d623b7eb6f2fdbc33a