[INFO] fetching crate martin_art_lib 0.1.2...
[INFO] testing martin_art_lib-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate martin_art_lib 0.1.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate martin_art_lib 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate martin_art_lib 0.1.2
[INFO] finished tweaking crates.io crate martin_art_lib 0.1.2
[INFO] tweaked toml for crates.io crate martin_art_lib 0.1.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "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] 5151a96b34ac27ee45d6ca4ac9e6a46a2f0edb38e673ba84230cc3af37aa16cd
[INFO] running `Command { std: "docker" "start" "-a" "5151a96b34ac27ee45d6ca4ac9e6a46a2f0edb38e673ba84230cc3af37aa16cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5151a96b34ac27ee45d6ca4ac9e6a46a2f0edb38e673ba84230cc3af37aa16cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5151a96b34ac27ee45d6ca4ac9e6a46a2f0edb38e673ba84230cc3af37aa16cd", kill_on_drop: false }`
[INFO] [stdout] 5151a96b34ac27ee45d6ca4ac9e6a46a2f0edb38e673ba84230cc3af37aa16cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5660cf8e0d7e650d1cc68eb13fda208c585f40b4fd2f323fa4266b9823fd24d
[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" "b5660cf8e0d7e650d1cc68eb13fda208c585f40b4fd2f323fa4266b9823fd24d", kill_on_drop: false }`
[INFO] [stderr]    Compiling martin_art_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "b5660cf8e0d7e650d1cc68eb13fda208c585f40b4fd2f323fa4266b9823fd24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5660cf8e0d7e650d1cc68eb13fda208c585f40b4fd2f323fa4266b9823fd24d", kill_on_drop: false }`
[INFO] [stdout] b5660cf8e0d7e650d1cc68eb13fda208c585f40b4fd2f323fa4266b9823fd24d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e2056980d34facac3ac3e1e5d0188add6c1383152c7516c865407dfb951084d
[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" "0e2056980d34facac3ac3e1e5d0188add6c1383152c7516c865407dfb951084d", kill_on_drop: false }`
[INFO] [stderr]    Compiling martin_art_lib v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "0e2056980d34facac3ac3e1e5d0188add6c1383152c7516c865407dfb951084d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2056980d34facac3ac3e1e5d0188add6c1383152c7516c865407dfb951084d", kill_on_drop: false }`
[INFO] [stdout] 0e2056980d34facac3ac3e1e5d0188add6c1383152c7516c865407dfb951084d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5b63e1d9bbf1c2b156392eb1488de651cfffc76d5927befe227285e90043be20
[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" "5b63e1d9bbf1c2b156392eb1488de651cfffc76d5927befe227285e90043be20", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/martin_art_lib-39faeefaa786093c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::mix_a_few_primary_colors ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests martin_art_lib
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - utils::mix (line 40) ... ok
[INFO] [stdout] test src/lib.rs - utils::mix (line 48) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5b63e1d9bbf1c2b156392eb1488de651cfffc76d5927befe227285e90043be20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b63e1d9bbf1c2b156392eb1488de651cfffc76d5927befe227285e90043be20", kill_on_drop: false }`
[INFO] [stdout] 5b63e1d9bbf1c2b156392eb1488de651cfffc76d5927befe227285e90043be20