[INFO] fetching crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0...
[INFO] testing fb560a272aff3086c340bd7fff421e67461b7920-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0
[INFO] finished tweaking crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0
[INFO] tweaked toml for crates.io crate fb560a272aff3086c340bd7fff421e67461b7920 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b236d798995db63bfa6fb979e4c09d081d641b4d12df7d86ad1d5c9c476777a1
[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" "b236d798995db63bfa6fb979e4c09d081d641b4d12df7d86ad1d5c9c476777a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b236d798995db63bfa6fb979e4c09d081d641b4d12df7d86ad1d5c9c476777a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b236d798995db63bfa6fb979e4c09d081d641b4d12df7d86ad1d5c9c476777a1", kill_on_drop: false }`
[INFO] [stdout] b236d798995db63bfa6fb979e4c09d081d641b4d12df7d86ad1d5c9c476777a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2cfc8be9d03ff1f2c4945ee7f9be8b6d5fdf73e75b596ba51ed1f5b7ae01a96
[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" "b2cfc8be9d03ff1f2c4945ee7f9be8b6d5fdf73e75b596ba51ed1f5b7ae01a96", kill_on_drop: false }`
[INFO] [stderr]    Compiling fb560a272aff3086c340bd7fff421e67461b7920 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "b2cfc8be9d03ff1f2c4945ee7f9be8b6d5fdf73e75b596ba51ed1f5b7ae01a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2cfc8be9d03ff1f2c4945ee7f9be8b6d5fdf73e75b596ba51ed1f5b7ae01a96", kill_on_drop: false }`
[INFO] [stdout] b2cfc8be9d03ff1f2c4945ee7f9be8b6d5fdf73e75b596ba51ed1f5b7ae01a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2efe357849098433e30f64ea268836a04f3356269a56fe477dad4f199bff5b9
[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" "a2efe357849098433e30f64ea268836a04f3356269a56fe477dad4f199bff5b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling fb560a272aff3086c340bd7fff421e67461b7920 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "a2efe357849098433e30f64ea268836a04f3356269a56fe477dad4f199bff5b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2efe357849098433e30f64ea268836a04f3356269a56fe477dad4f199bff5b9", kill_on_drop: false }`
[INFO] [stdout] a2efe357849098433e30f64ea268836a04f3356269a56fe477dad4f199bff5b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] c764e9e1dcc6a7d29a5641daffb4071219093d330f9d7451e3ca371b165c9cfe
[INFO] running `Command { std: "docker" "start" "-a" "c764e9e1dcc6a7d29a5641daffb4071219093d330f9d7451e3ca371b165c9cfe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fb560a272aff3086c340bd7fff421e67461b7920-bd252fe1d7953078)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fb560a272aff3086c340bd7fff421e67461b7920
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c764e9e1dcc6a7d29a5641daffb4071219093d330f9d7451e3ca371b165c9cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c764e9e1dcc6a7d29a5641daffb4071219093d330f9d7451e3ca371b165c9cfe", kill_on_drop: false }`
[INFO] [stdout] c764e9e1dcc6a7d29a5641daffb4071219093d330f9d7451e3ca371b165c9cfe