[INFO] fetching crate utf8parse 0.2.0...
[INFO] testing utf8parse-0.2.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate utf8parse 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate utf8parse 0.2.0 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 utf8parse 0.2.0
[INFO] finished tweaking crates.io crate utf8parse 0.2.0
[INFO] tweaked toml for crates.io crate utf8parse 0.2.0 written to /workspace/builds/worker-1/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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb3ed84bd2796db8d4fe88ca954e69d21793d7e3c16b5290fce49c6478d396d8
[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" "eb3ed84bd2796db8d4fe88ca954e69d21793d7e3c16b5290fce49c6478d396d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb3ed84bd2796db8d4fe88ca954e69d21793d7e3c16b5290fce49c6478d396d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb3ed84bd2796db8d4fe88ca954e69d21793d7e3c16b5290fce49c6478d396d8", kill_on_drop: false }`
[INFO] [stdout] eb3ed84bd2796db8d4fe88ca954e69d21793d7e3c16b5290fce49c6478d396d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "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] aabfe9ed46e91390d1ded4bf3c0ebc41e933f45d6cf4535380be361717645025
[INFO] running `Command { std: "docker" "start" "-a" "aabfe9ed46e91390d1ded4bf3c0ebc41e933f45d6cf4535380be361717645025", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "aabfe9ed46e91390d1ded4bf3c0ebc41e933f45d6cf4535380be361717645025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aabfe9ed46e91390d1ded4bf3c0ebc41e933f45d6cf4535380be361717645025", kill_on_drop: false }`
[INFO] [stdout] aabfe9ed46e91390d1ded4bf3c0ebc41e933f45d6cf4535380be361717645025
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "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] 80aa01452c61a2490defaa27afe3bf7867be14247c1427097a93469c882ce39c
[INFO] running `Command { std: "docker" "start" "-a" "80aa01452c61a2490defaa27afe3bf7867be14247c1427097a93469c882ce39c", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8parse v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "80aa01452c61a2490defaa27afe3bf7867be14247c1427097a93469c882ce39c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80aa01452c61a2490defaa27afe3bf7867be14247c1427097a93469c882ce39c", kill_on_drop: false }`
[INFO] [stdout] 80aa01452c61a2490defaa27afe3bf7867be14247c1427097a93469c882ce39c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "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] 5823370a161e5e83a0490fea57c8452d57e9f2bd4aa54e04ba8b8b3e74de9932
[INFO] running `Command { std: "docker" "start" "-a" "5823370a161e5e83a0490fea57c8452d57e9f2bd4aa54e04ba8b8b3e74de9932", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/utf8parse-aa2d3aca9a6050a8
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/utf_8_demo-0ea472bc362b9cff
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests utf8parse
[INFO] [stdout] test utf8parse_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "5823370a161e5e83a0490fea57c8452d57e9f2bd4aa54e04ba8b8b3e74de9932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5823370a161e5e83a0490fea57c8452d57e9f2bd4aa54e04ba8b8b3e74de9932", kill_on_drop: false }`
[INFO] [stdout] 5823370a161e5e83a0490fea57c8452d57e9f2bd4aa54e04ba8b8b3e74de9932