[INFO] fetching crate rapture 0.2.0...
[INFO] checking rapture-0.2.0 against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] extracting crate rapture 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rapture 0.2.0 on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rapture 0.2.0
[INFO] finished tweaking crates.io crate rapture 0.2.0
[INFO] tweaked toml for crates.io crate rapture 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1f61b0b9b3a66f54b82efa2d9fdfe9f3f6a680a611e404ab086faf4740553a8
[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" "d1f61b0b9b3a66f54b82efa2d9fdfe9f3f6a680a611e404ab086faf4740553a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1f61b0b9b3a66f54b82efa2d9fdfe9f3f6a680a611e404ab086faf4740553a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1f61b0b9b3a66f54b82efa2d9fdfe9f3f6a680a611e404ab086faf4740553a8", kill_on_drop: false }`
[INFO] [stdout] d1f61b0b9b3a66f54b82efa2d9fdfe9f3f6a680a611e404ab086faf4740553a8
[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" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd82a64ea51453187185fe22f5bc4ccece69121fc275fbf895f1c0b2573618f1
[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" "dd82a64ea51453187185fe22f5bc4ccece69121fc275fbf895f1c0b2573618f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]     Checking hex_d_hex v1.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]     Checking os_info v1.3.3
[INFO] [stdout] error[E0597]: `version_regex` does not live long enough
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/os_info-1.3.3/src/linux/file_release.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |               version_regex
[INFO] [stdout]    |               -^^^^^^^^^^^^
[INFO] [stdout]    |               |
[INFO] [stdout]    |  _____________borrowed value does not live long enough
[INFO] [stdout]    | |
[INFO] [stdout] 37 | |                 .captures_iter(&file_content)
[INFO] [stdout]    | |_____________________________________________- a temporary with access to the borrow is created here ...
[INFO] [stdout] ...
[INFO] [stdout] 41 |           } else {
[INFO] [stdout]    |           -
[INFO] [stdout]    |           |
[INFO] [stdout]    |           `version_regex` dropped here while still borrowed
[INFO] [stdout]    |           ... and the borrow might be used here, when that temporary is dropped and runs the destructor for type `regex::CaptureMatches<'_, '_>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the temporary is part of an expression at the end of a block;
[INFO] [stdout]            consider forcing this temporary to be dropped sooner, before the block's local variables are dropped
[INFO] [stdout] help: for example, you could save the expression's value in a new local variable `x` and then make `x` be the expression at the end of the block
[INFO] [stdout]    |
[INFO] [stdout] 36 |             let x = version_regex
[INFO] [stdout] 37 |                 .captures_iter(&file_content)
[INFO] [stdout] 38 |                 .next()
[INFO] [stdout] 39 |                 .and_then(|c| c.get(1))
[INFO] [stdout] 40 |                 .map(|v| v.as_str().trim_end().to_owned()); x
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0597`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `os_info`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "dd82a64ea51453187185fe22f5bc4ccece69121fc275fbf895f1c0b2573618f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd82a64ea51453187185fe22f5bc4ccece69121fc275fbf895f1c0b2573618f1", kill_on_drop: false }`
[INFO] [stdout] dd82a64ea51453187185fe22f5bc4ccece69121fc275fbf895f1c0b2573618f1