[INFO] fetching crate unic-char 0.9.0...
[INFO] testing unic-char-0.9.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate unic-char 0.9.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate unic-char 0.9.0 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 unic-char 0.9.0
[INFO] finished tweaking crates.io crate unic-char 0.9.0
[INFO] tweaked toml for crates.io crate unic-char 0.9.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 24b36737c5caf360cfa1b192f6d2272eaf0484dcf310978c96fa0b9be8a8d3f0
[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" "24b36737c5caf360cfa1b192f6d2272eaf0484dcf310978c96fa0b9be8a8d3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "24b36737c5caf360cfa1b192f6d2272eaf0484dcf310978c96fa0b9be8a8d3f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b36737c5caf360cfa1b192f6d2272eaf0484dcf310978c96fa0b9be8a8d3f0", kill_on_drop: false }`
[INFO] [stdout] 24b36737c5caf360cfa1b192f6d2272eaf0484dcf310978c96fa0b9be8a8d3f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] db69b6f61dc365a95cc7d67cd1fdc3c6a4ca15ad29ced8b118acf4eb9d727fdb
[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" "db69b6f61dc365a95cc7d67cd1fdc3c6a4ca15ad29ced8b118acf4eb9d727fdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling unic-char v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "db69b6f61dc365a95cc7d67cd1fdc3c6a4ca15ad29ced8b118acf4eb9d727fdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db69b6f61dc365a95cc7d67cd1fdc3c6a4ca15ad29ced8b118acf4eb9d727fdb", kill_on_drop: false }`
[INFO] [stdout] db69b6f61dc365a95cc7d67cd1fdc3c6a4ca15ad29ced8b118acf4eb9d727fdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] ea7c5d91a75476b80d67054d1b4a85731766caef01af13b4f954755103170337
[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" "ea7c5d91a75476b80d67054d1b4a85731766caef01af13b4f954755103170337", kill_on_drop: false }`
[INFO] [stderr]    Compiling unic-char v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "ea7c5d91a75476b80d67054d1b4a85731766caef01af13b4f954755103170337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea7c5d91a75476b80d67054d1b4a85731766caef01af13b4f954755103170337", kill_on_drop: false }`
[INFO] [stdout] ea7c5d91a75476b80d67054d1b4a85731766caef01af13b4f954755103170337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] bbd2815f1dd7c47bf00595ef3dfb34cd0b9e5f160c9ca2254bc8aa578e0fd986
[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" "bbd2815f1dd7c47bf00595ef3dfb34cd0b9e5f160c9ca2254bc8aa578e0fd986", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/unic_char-1c0c4697dafe823d
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests unic-char
[INFO] [stdout] test result: ok. 0 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" "bbd2815f1dd7c47bf00595ef3dfb34cd0b9e5f160c9ca2254bc8aa578e0fd986", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbd2815f1dd7c47bf00595ef3dfb34cd0b9e5f160c9ca2254bc8aa578e0fd986", kill_on_drop: false }`
[INFO] [stdout] bbd2815f1dd7c47bf00595ef3dfb34cd0b9e5f160c9ca2254bc8aa578e0fd986