[INFO] fetching crate porigon 0.1.0...
[INFO] checking porigon-0.1.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate porigon 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate porigon 0.1.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate porigon 0.1.0
[INFO] finished tweaking crates.io crate porigon 0.1.0
[INFO] tweaked toml for crates.io crate porigon 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maybe-owned v0.3.4
[INFO] [stderr]   Downloaded levenshtein_automata v0.1.1
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e48ece54ddcb72dc8702ec3416531381500ccf4b7d0c69f50ce3e5604b6d3940
[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" "e48ece54ddcb72dc8702ec3416531381500ccf4b7d0c69f50ce3e5604b6d3940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e48ece54ddcb72dc8702ec3416531381500ccf4b7d0c69f50ce3e5604b6d3940", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e48ece54ddcb72dc8702ec3416531381500ccf4b7d0c69f50ce3e5604b6d3940", kill_on_drop: false }`
[INFO] [stdout] e48ece54ddcb72dc8702ec3416531381500ccf4b7d0c69f50ce3e5604b6d3940
[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=forbid" "-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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37cde9aaf5c250c7f5d62f2c265593cb3cf1d6e56bcefb3537eba480ee05d7af
[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" "37cde9aaf5c250c7f5d62f2c265593cb3cf1d6e56bcefb3537eba480ee05d7af", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling fst v0.4.5
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking levenshtein_automata v0.1.1
[INFO] [stderr]     Checking maybe-owned v0.3.4
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking porigon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/streams.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 | const DUPES_TAG: u64 = (1 << 63);
[INFO] [stdout]    |                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/streams.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 | const DUPES_TAG: u64 = (1 << 63);
[INFO] [stdout]    |                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.09s
[INFO] running `Command { std: "docker" "inspect" "37cde9aaf5c250c7f5d62f2c265593cb3cf1d6e56bcefb3537eba480ee05d7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37cde9aaf5c250c7f5d62f2c265593cb3cf1d6e56bcefb3537eba480ee05d7af", kill_on_drop: false }`
[INFO] [stdout] 37cde9aaf5c250c7f5d62f2c265593cb3cf1d6e56bcefb3537eba480ee05d7af