[INFO] fetching crate mango_compiler_util 0.1.0...
[INFO] testing mango_compiler_util-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mango_compiler_util 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mango_compiler_util 0.1.0 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 mango_compiler_util 0.1.0
[INFO] finished tweaking crates.io crate mango_compiler_util 0.1.0
[INFO] tweaked toml for crates.io crate mango_compiler_util 0.1.0 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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62fc93335ed4cfc165c3b45cf0ed76c7e75aaab9c1aa0b86ec5787e952648ac7
[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" "62fc93335ed4cfc165c3b45cf0ed76c7e75aaab9c1aa0b86ec5787e952648ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62fc93335ed4cfc165c3b45cf0ed76c7e75aaab9c1aa0b86ec5787e952648ac7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62fc93335ed4cfc165c3b45cf0ed76c7e75aaab9c1aa0b86ec5787e952648ac7", kill_on_drop: false }`
[INFO] [stdout] 62fc93335ed4cfc165c3b45cf0ed76c7e75aaab9c1aa0b86ec5787e952648ac7
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4e298dff184b56e8ecaf0ee0db663ab720cd1ab68af3d1fbc156ba4a21564d9
[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" "e4e298dff184b56e8ecaf0ee0db663ab720cd1ab68af3d1fbc156ba4a21564d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling mango_compiler_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "e4e298dff184b56e8ecaf0ee0db663ab720cd1ab68af3d1fbc156ba4a21564d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e298dff184b56e8ecaf0ee0db663ab720cd1ab68af3d1fbc156ba4a21564d9", kill_on_drop: false }`
[INFO] [stdout] e4e298dff184b56e8ecaf0ee0db663ab720cd1ab68af3d1fbc156ba4a21564d9
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 868b2f0ab241c318e8a20419eb18f46fab09f8e423176386c687810afbc1ddf0
[INFO] running `Command { std: "docker" "start" "-a" "868b2f0ab241c318e8a20419eb18f46fab09f8e423176386c687810afbc1ddf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling mango_compiler_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "868b2f0ab241c318e8a20419eb18f46fab09f8e423176386c687810afbc1ddf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "868b2f0ab241c318e8a20419eb18f46fab09f8e423176386c687810afbc1ddf0", kill_on_drop: false }`
[INFO] [stdout] 868b2f0ab241c318e8a20419eb18f46fab09f8e423176386c687810afbc1ddf0
[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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5fefe3980c7a82e135d62d57838d4031b0142bdb4b2c1e189796d06d472adc09
[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" "5fefe3980c7a82e135d62d57838d4031b0142bdb4b2c1e189796d06d472adc09", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mango_compiler_util-1ac1b4d8e8164431
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests mango_compiler_util
[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" "5fefe3980c7a82e135d62d57838d4031b0142bdb4b2c1e189796d06d472adc09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fefe3980c7a82e135d62d57838d4031b0142bdb4b2c1e189796d06d472adc09", kill_on_drop: false }`
[INFO] [stdout] 5fefe3980c7a82e135d62d57838d4031b0142bdb4b2c1e189796d06d472adc09