[INFO] fetching crate fmt-utils 0.1.0...
[INFO] testing fmt-utils-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fmt-utils 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fmt-utils 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 fmt-utils 0.1.0
[INFO] finished tweaking crates.io crate fmt-utils 0.1.0
[INFO] tweaked toml for crates.io crate fmt-utils 0.1.0 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7dcdaade69a89a849217297e5a708e286555352ebb8b6e4811a2225b87061408
[INFO] running `Command { std: "docker" "start" "-a" "7dcdaade69a89a849217297e5a708e286555352ebb8b6e4811a2225b87061408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dcdaade69a89a849217297e5a708e286555352ebb8b6e4811a2225b87061408", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcdaade69a89a849217297e5a708e286555352ebb8b6e4811a2225b87061408", kill_on_drop: false }`
[INFO] [stdout] 7dcdaade69a89a849217297e5a708e286555352ebb8b6e4811a2225b87061408
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] ac69ad9b95d601310551965ca1b66eb5582fc2449450db379874b0ae465bb180
[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" "ac69ad9b95d601310551965ca1b66eb5582fc2449450db379874b0ae465bb180", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "ac69ad9b95d601310551965ca1b66eb5582fc2449450db379874b0ae465bb180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac69ad9b95d601310551965ca1b66eb5582fc2449450db379874b0ae465bb180", kill_on_drop: false }`
[INFO] [stdout] ac69ad9b95d601310551965ca1b66eb5582fc2449450db379874b0ae465bb180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 86440efc00c4e2aa325cd8b7d3531b8e6fc4cf12a7a944f4a6689ad1dc4b2936
[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" "86440efc00c4e2aa325cd8b7d3531b8e6fc4cf12a7a944f4a6689ad1dc4b2936", kill_on_drop: false }`
[INFO] [stderr]    Compiling fmt-utils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "86440efc00c4e2aa325cd8b7d3531b8e6fc4cf12a7a944f4a6689ad1dc4b2936", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86440efc00c4e2aa325cd8b7d3531b8e6fc4cf12a7a944f4a6689ad1dc4b2936", kill_on_drop: false }`
[INFO] [stdout] 86440efc00c4e2aa325cd8b7d3531b8e6fc4cf12a7a944f4a6689ad1dc4b2936
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] f65c2ad3602ff5db1f97d9f6d9ab43d7a1bc6bed9fc8addf9724466964c6ac1c
[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" "f65c2ad3602ff5db1f97d9f6d9ab43d7a1bc6bed9fc8addf9724466964c6ac1c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fmt_utils-b93ba3c2db06ba0f
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fmt-utils
[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 2 tests
[INFO] [stdout] test src/std.rs - std::Repeated (line 46) ... ok
[INFO] [stdout] test src/std.rs - std::Separated (line 6) ... 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" "f65c2ad3602ff5db1f97d9f6d9ab43d7a1bc6bed9fc8addf9724466964c6ac1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65c2ad3602ff5db1f97d9f6d9ab43d7a1bc6bed9fc8addf9724466964c6ac1c", kill_on_drop: false }`
[INFO] [stdout] f65c2ad3602ff5db1f97d9f6d9ab43d7a1bc6bed9fc8addf9724466964c6ac1c