[INFO] fetching crate lukas_zech_software_hello-world 1.0.1...
[INFO] testing lukas_zech_software_hello-world-1.0.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate lukas_zech_software_hello-world 1.0.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate lukas_zech_software_hello-world 1.0.1 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 lukas_zech_software_hello-world 1.0.1
[INFO] finished tweaking crates.io crate lukas_zech_software_hello-world 1.0.1
[INFO] tweaked toml for crates.io crate lukas_zech_software_hello-world 1.0.1 written to /workspace/builds/worker-8/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d1d9032758a6ab8ddfa399b8e9c6aa167ed382d28977aa854dc8c2299ef4d93e
[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" "d1d9032758a6ab8ddfa399b8e9c6aa167ed382d28977aa854dc8c2299ef4d93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1d9032758a6ab8ddfa399b8e9c6aa167ed382d28977aa854dc8c2299ef4d93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d9032758a6ab8ddfa399b8e9c6aa167ed382d28977aa854dc8c2299ef4d93e", kill_on_drop: false }`
[INFO] [stdout] d1d9032758a6ab8ddfa399b8e9c6aa167ed382d28977aa854dc8c2299ef4d93e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 15a321ac18ae2314f7f9f28029c51906bb48b230cd13d7bc19cf535196eca21d
[INFO] running `Command { std: "docker" "start" "-a" "15a321ac18ae2314f7f9f28029c51906bb48b230cd13d7bc19cf535196eca21d", kill_on_drop: false }`
[INFO] [stderr]    Compiling lukas_zech_software_hello-world v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "15a321ac18ae2314f7f9f28029c51906bb48b230cd13d7bc19cf535196eca21d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a321ac18ae2314f7f9f28029c51906bb48b230cd13d7bc19cf535196eca21d", kill_on_drop: false }`
[INFO] [stdout] 15a321ac18ae2314f7f9f28029c51906bb48b230cd13d7bc19cf535196eca21d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ae0f1b5c653deacd732bcd7af6b10fd1cc7f2b3d4c517f9ae3b00790b208a0ab
[INFO] running `Command { std: "docker" "start" "-a" "ae0f1b5c653deacd732bcd7af6b10fd1cc7f2b3d4c517f9ae3b00790b208a0ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling lukas_zech_software_hello-world v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "ae0f1b5c653deacd732bcd7af6b10fd1cc7f2b3d4c517f9ae3b00790b208a0ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae0f1b5c653deacd732bcd7af6b10fd1cc7f2b3d4c517f9ae3b00790b208a0ab", kill_on_drop: false }`
[INFO] [stdout] ae0f1b5c653deacd732bcd7af6b10fd1cc7f2b3d4c517f9ae3b00790b208a0ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] d4f5babfc61e55db609a25f5b3d29b17db0e2dce93b0e9b65c21dfb9ff6a8606
[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" "d4f5babfc61e55db609a25f5b3d29b17db0e2dce93b0e9b65c21dfb9ff6a8606", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lukas_zech_software_hello_world-2223c56743efdd68
[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] [stderr]    Doc-tests lukas_zech_software_hello-world
[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" "d4f5babfc61e55db609a25f5b3d29b17db0e2dce93b0e9b65c21dfb9ff6a8606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f5babfc61e55db609a25f5b3d29b17db0e2dce93b0e9b65c21dfb9ff6a8606", kill_on_drop: false }`
[INFO] [stdout] d4f5babfc61e55db609a25f5b3d29b17db0e2dce93b0e9b65c21dfb9ff6a8606