[INFO] fetching crate casper 0.1.0...
[INFO] testing casper-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate casper 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate casper 0.1.0 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 casper 0.1.0
[INFO] finished tweaking crates.io crate casper 0.1.0
[INFO] tweaked toml for crates.io crate casper 0.1.0 written to /workspace/builds/worker-5/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 5b593ae114d62ac81e80879d6ee182bfa38c6c46cc02c2ab8d8ddca19a75e421
[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" "5b593ae114d62ac81e80879d6ee182bfa38c6c46cc02c2ab8d8ddca19a75e421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b593ae114d62ac81e80879d6ee182bfa38c6c46cc02c2ab8d8ddca19a75e421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b593ae114d62ac81e80879d6ee182bfa38c6c46cc02c2ab8d8ddca19a75e421", kill_on_drop: false }`
[INFO] [stdout] 5b593ae114d62ac81e80879d6ee182bfa38c6c46cc02c2ab8d8ddca19a75e421
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stdout] 1b4fbf2b0a3c2aa9d894e3be2dbd2d22581af0f4e8ceea01e955124b69db45d0
[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" "1b4fbf2b0a3c2aa9d894e3be2dbd2d22581af0f4e8ceea01e955124b69db45d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling casper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "1b4fbf2b0a3c2aa9d894e3be2dbd2d22581af0f4e8ceea01e955124b69db45d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b4fbf2b0a3c2aa9d894e3be2dbd2d22581af0f4e8ceea01e955124b69db45d0", kill_on_drop: false }`
[INFO] [stdout] 1b4fbf2b0a3c2aa9d894e3be2dbd2d22581af0f4e8ceea01e955124b69db45d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84672b30da5dede4721c6795e0e15732f358a4f89ea20405654de0f9b3095e01
[INFO] running `Command { std: "docker" "start" "-a" "84672b30da5dede4721c6795e0e15732f358a4f89ea20405654de0f9b3095e01", kill_on_drop: false }`
[INFO] [stderr]    Compiling casper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "84672b30da5dede4721c6795e0e15732f358a4f89ea20405654de0f9b3095e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84672b30da5dede4721c6795e0e15732f358a4f89ea20405654de0f9b3095e01", kill_on_drop: false }`
[INFO] [stdout] 84672b30da5dede4721c6795e0e15732f358a4f89ea20405654de0f9b3095e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 26b1be44b87de48b4e9504e295c2163d399cbbfc1cab29569c3ee565096e7467
[INFO] running `Command { std: "docker" "start" "-a" "26b1be44b87de48b4e9504e295c2163d399cbbfc1cab29569c3ee565096e7467", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/casper-3ec031164f56581e
[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" "26b1be44b87de48b4e9504e295c2163d399cbbfc1cab29569c3ee565096e7467", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26b1be44b87de48b4e9504e295c2163d399cbbfc1cab29569c3ee565096e7467", kill_on_drop: false }`
[INFO] [stdout] 26b1be44b87de48b4e9504e295c2163d399cbbfc1cab29569c3ee565096e7467