[INFO] crate metafor 0.1.0 is already in cache
[INFO] testing metafor-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate metafor 0.1.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate metafor 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate metafor 0.1.0
[INFO] finished tweaking crates.io crate metafor 0.1.0
[INFO] tweaked toml for crates.io crate metafor 0.1.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate metafor 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4cdbbd624b5662d9d97cec7923d608d319daf00e093d96e7f5d15a3f37928dd4
[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" "4cdbbd624b5662d9d97cec7923d608d319daf00e093d96e7f5d15a3f37928dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cdbbd624b5662d9d97cec7923d608d319daf00e093d96e7f5d15a3f37928dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cdbbd624b5662d9d97cec7923d608d319daf00e093d96e7f5d15a3f37928dd4", kill_on_drop: false }`
[INFO] [stdout] 4cdbbd624b5662d9d97cec7923d608d319daf00e093d96e7f5d15a3f37928dd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] c051bf178c2dec0191e9f248e92c1fcaf17f9e8d5d86d9f796e2acbc18382139
[INFO] running `Command { std: "docker" "start" "-a" "c051bf178c2dec0191e9f248e92c1fcaf17f9e8d5d86d9f796e2acbc18382139", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling metafor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.97s
[INFO] running `Command { std: "docker" "inspect" "c051bf178c2dec0191e9f248e92c1fcaf17f9e8d5d86d9f796e2acbc18382139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c051bf178c2dec0191e9f248e92c1fcaf17f9e8d5d86d9f796e2acbc18382139", kill_on_drop: false }`
[INFO] [stdout] c051bf178c2dec0191e9f248e92c1fcaf17f9e8d5d86d9f796e2acbc18382139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da923e8d7d1692ccb299268b40166e09354b28114fbeb2b5f6f9fd7b3a30095b
[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" "da923e8d7d1692ccb299268b40166e09354b28114fbeb2b5f6f9fd7b3a30095b", kill_on_drop: false }`
[INFO] [stderr]    Compiling metafor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.79s
[INFO] running `Command { std: "docker" "inspect" "da923e8d7d1692ccb299268b40166e09354b28114fbeb2b5f6f9fd7b3a30095b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da923e8d7d1692ccb299268b40166e09354b28114fbeb2b5f6f9fd7b3a30095b", kill_on_drop: false }`
[INFO] [stdout] da923e8d7d1692ccb299268b40166e09354b28114fbeb2b5f6f9fd7b3a30095b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 8bd32b6ed49ceb7012f6fa4fde32f59ad3e6cb75cefd609a5ee5a917e79f4960
[INFO] running `Command { std: "docker" "start" "-a" "8bd32b6ed49ceb7012f6fa4fde32f59ad3e6cb75cefd609a5ee5a917e79f4960", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/metafor-682afcaf29ad7fba
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]    Doc-tests metafor
[INFO] [stdout] test tests::impl_metafor_test ... ok
[INFO] [stdout] test replacement::tests::replacement_test ... ok
[INFO] [stdout] test attr::tests::parse_attr_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8bd32b6ed49ceb7012f6fa4fde32f59ad3e6cb75cefd609a5ee5a917e79f4960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd32b6ed49ceb7012f6fa4fde32f59ad3e6cb75cefd609a5ee5a917e79f4960", kill_on_drop: false }`
[INFO] [stdout] 8bd32b6ed49ceb7012f6fa4fde32f59ad3e6cb75cefd609a5ee5a917e79f4960