[INFO] fetching crate xmpp-im 0.0.0...
[INFO] testing xmpp-im-0.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate xmpp-im 0.0.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate xmpp-im 0.0.0 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 xmpp-im 0.0.0
[INFO] finished tweaking crates.io crate xmpp-im 0.0.0
[INFO] tweaked toml for crates.io crate xmpp-im 0.0.0 written to /workspace/builds/worker-4/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 50fb7d9f6c838065989adaad7a63bb3ac5ef8050557b476dc9fe7172b524698b
[INFO] running `Command { std: "docker" "start" "-a" "50fb7d9f6c838065989adaad7a63bb3ac5ef8050557b476dc9fe7172b524698b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50fb7d9f6c838065989adaad7a63bb3ac5ef8050557b476dc9fe7172b524698b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fb7d9f6c838065989adaad7a63bb3ac5ef8050557b476dc9fe7172b524698b", kill_on_drop: false }`
[INFO] [stdout] 50fb7d9f6c838065989adaad7a63bb3ac5ef8050557b476dc9fe7172b524698b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f3b8b821bdcbc7592f7e00e77f26fcf509e91b458ccc71fd196bd3ba6b2a5dcb
[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" "f3b8b821bdcbc7592f7e00e77f26fcf509e91b458ccc71fd196bd3ba6b2a5dcb", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmpp-im v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "f3b8b821bdcbc7592f7e00e77f26fcf509e91b458ccc71fd196bd3ba6b2a5dcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3b8b821bdcbc7592f7e00e77f26fcf509e91b458ccc71fd196bd3ba6b2a5dcb", kill_on_drop: false }`
[INFO] [stdout] f3b8b821bdcbc7592f7e00e77f26fcf509e91b458ccc71fd196bd3ba6b2a5dcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] bd9ea059626fb14ffe19d45c32c0851860e243728cec23c486df9ae99a726771
[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" "bd9ea059626fb14ffe19d45c32c0851860e243728cec23c486df9ae99a726771", kill_on_drop: false }`
[INFO] [stderr]    Compiling xmpp-im v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "bd9ea059626fb14ffe19d45c32c0851860e243728cec23c486df9ae99a726771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9ea059626fb14ffe19d45c32c0851860e243728cec23c486df9ae99a726771", kill_on_drop: false }`
[INFO] [stdout] bd9ea059626fb14ffe19d45c32c0851860e243728cec23c486df9ae99a726771
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 706f3cb1923149d5b660d74c54b9f0d97924b44e7c65b319e4c0bcd9982b4fe0
[INFO] running `Command { std: "docker" "start" "-a" "706f3cb1923149d5b660d74c54b9f0d97924b44e7c65b319e4c0bcd9982b4fe0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/xmpp_im-b5be6eb49d34cbcc
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xmpp-im
[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" "706f3cb1923149d5b660d74c54b9f0d97924b44e7c65b319e4c0bcd9982b4fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "706f3cb1923149d5b660d74c54b9f0d97924b44e7c65b319e4c0bcd9982b4fe0", kill_on_drop: false }`
[INFO] [stdout] 706f3cb1923149d5b660d74c54b9f0d97924b44e7c65b319e4c0bcd9982b4fe0