[INFO] fetching crate paperscraper 0.0.0...
[INFO] testing paperscraper-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate paperscraper 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate paperscraper 0.0.0 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 paperscraper 0.0.0
[INFO] finished tweaking crates.io crate paperscraper 0.0.0
[INFO] tweaked toml for crates.io crate paperscraper 0.0.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate paperscraper 0.0.0 already has a lockfile, it will not be regenerated
[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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1483f0e7c554b635b21d0226d060c2635a8d6694bd70e826bb301f0c37e0420b
[INFO] running `Command { std: "docker" "start" "-a" "1483f0e7c554b635b21d0226d060c2635a8d6694bd70e826bb301f0c37e0420b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1483f0e7c554b635b21d0226d060c2635a8d6694bd70e826bb301f0c37e0420b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1483f0e7c554b635b21d0226d060c2635a8d6694bd70e826bb301f0c37e0420b", kill_on_drop: false }`
[INFO] [stdout] 1483f0e7c554b635b21d0226d060c2635a8d6694bd70e826bb301f0c37e0420b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 03609981276d35d28ef8cf95ac9662ea6b90f810f5e7dd8e6a1512c02a19da69
[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" "03609981276d35d28ef8cf95ac9662ea6b90f810f5e7dd8e6a1512c02a19da69", kill_on_drop: false }`
[INFO] [stderr]    Compiling paperscraper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "03609981276d35d28ef8cf95ac9662ea6b90f810f5e7dd8e6a1512c02a19da69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03609981276d35d28ef8cf95ac9662ea6b90f810f5e7dd8e6a1512c02a19da69", kill_on_drop: false }`
[INFO] [stdout] 03609981276d35d28ef8cf95ac9662ea6b90f810f5e7dd8e6a1512c02a19da69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4571954ad828fb5b9c53a390385a507360b5d61feadf61ecc3f0ae3383a4ebd9
[INFO] running `Command { std: "docker" "start" "-a" "4571954ad828fb5b9c53a390385a507360b5d61feadf61ecc3f0ae3383a4ebd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling paperscraper v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "4571954ad828fb5b9c53a390385a507360b5d61feadf61ecc3f0ae3383a4ebd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4571954ad828fb5b9c53a390385a507360b5d61feadf61ecc3f0ae3383a4ebd9", kill_on_drop: false }`
[INFO] [stdout] 4571954ad828fb5b9c53a390385a507360b5d61feadf61ecc3f0ae3383a4ebd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f052b96dbe936d20fcec90ff7da7812420bf061f6fe643c46d6079ad29d8a177
[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" "f052b96dbe936d20fcec90ff7da7812420bf061f6fe643c46d6079ad29d8a177", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/paperscraper-5ea4f94c341ed190
[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" "f052b96dbe936d20fcec90ff7da7812420bf061f6fe643c46d6079ad29d8a177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f052b96dbe936d20fcec90ff7da7812420bf061f6fe643c46d6079ad29d8a177", kill_on_drop: false }`
[INFO] [stdout] f052b96dbe936d20fcec90ff7da7812420bf061f6fe643c46d6079ad29d8a177