[INFO] cloning repository https://github.com/charlielidbury/aoc-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charlielidbury/aoc-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlielidbury%2Faoc-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlielidbury%2Faoc-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 28f10b52bd90c50f3ea585e5f78cc066fbe7ad27
[INFO] checking charlielidbury/aoc-2020 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlielidbury%2Faoc-2020" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charlielidbury/aoc-2020 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charlielidbury/aoc-2020
[INFO] finished tweaking git repo https://github.com/charlielidbury/aoc-2020
[INFO] tweaked toml for git repo https://github.com/charlielidbury/aoc-2020 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/charlielidbury/aoc-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58564e62b9f7b4ce490ec10f4a347c6d65a3ea3a4670aab7d5df35cf5763b22a
[INFO] running `Command { std: "docker" "start" "-a" "58564e62b9f7b4ce490ec10f4a347c6d65a3ea3a4670aab7d5df35cf5763b22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58564e62b9f7b4ce490ec10f4a347c6d65a3ea3a4670aab7d5df35cf5763b22a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58564e62b9f7b4ce490ec10f4a347c6d65a3ea3a4670aab7d5df35cf5763b22a", kill_on_drop: false }`
[INFO] [stdout] 58564e62b9f7b4ce490ec10f4a347c6d65a3ea3a4670aab7d5df35cf5763b22a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 761ff1d3692b42e5f410600c8ddf2ef5a6ad8cef896e78c6ca9cfcd350b9a7d3
[INFO] running `Command { std: "docker" "start" "-a" "761ff1d3692b42e5f410600c8ddf2ef5a6ad8cef896e78c6ca9cfcd350b9a7d3", kill_on_drop: false }`
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]   --> src/day04.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |            .map(|passport| passport
[INFO] [stdout]    |  __________________________^
[INFO] [stdout]    | | _________________________|
[INFO] [stdout]    | ||
[INFO] [stdout] 69 | ||             .replace("\n", " ")
[INFO] [stdout]    | ||_______________________________- temporary value created here
[INFO] [stdout] 70 | |              .split(" ")
[INFO] [stdout] 71 | |              .map(|field| split_once(field))
[INFO] [stdout] 72 | |              .collect()
[INFO] [stdout]    | |_______________________^ returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0515]: cannot return value referencing temporary value
[INFO] [stdout]   --> src/day04.rs:68:25
[INFO] [stdout]    |
[INFO] [stdout] 68 |            .map(|passport| passport
[INFO] [stdout]    |  __________________________^
[INFO] [stdout]    | | _________________________|
[INFO] [stdout]    | ||
[INFO] [stdout] 69 | ||             .replace("\n", " ")
[INFO] [stdout]    | ||_______________________________- temporary value created here
[INFO] [stdout] 70 | |              .split(" ")
[INFO] [stdout] 71 | |              .map(|field| split_once(field))
[INFO] [stdout] 72 | |              .collect()
[INFO] [stdout]    | |_______________________^ returns a value referencing data owned by the current function
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0515`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `day1` (bin "day1") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `day1` (bin "day1" test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "761ff1d3692b42e5f410600c8ddf2ef5a6ad8cef896e78c6ca9cfcd350b9a7d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "761ff1d3692b42e5f410600c8ddf2ef5a6ad8cef896e78c6ca9cfcd350b9a7d3", kill_on_drop: false }`
[INFO] [stdout] 761ff1d3692b42e5f410600c8ddf2ef5a6ad8cef896e78c6ca9cfcd350b9a7d3
[INFO] checking charlielidbury/aoc-2020 against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlielidbury%2Faoc-2020" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charlielidbury/aoc-2020 on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charlielidbury/aoc-2020
[INFO] finished tweaking git repo https://github.com/charlielidbury/aoc-2020
[INFO] tweaked toml for git repo https://github.com/charlielidbury/aoc-2020 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/charlielidbury/aoc-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f839bd1d4fd6f982277a73b0ee4a181863f071a402c7dce5eab8643566b211f
[INFO] running `Command { std: "docker" "start" "-a" "2f839bd1d4fd6f982277a73b0ee4a181863f071a402c7dce5eab8643566b211f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f839bd1d4fd6f982277a73b0ee4a181863f071a402c7dce5eab8643566b211f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f839bd1d4fd6f982277a73b0ee4a181863f071a402c7dce5eab8643566b211f", kill_on_drop: false }`
[INFO] [stdout] 2f839bd1d4fd6f982277a73b0ee4a181863f071a402c7dce5eab8643566b211f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbb2cda257bb0adfba6dd5a8fea415309b7c4102540e966992d9c7c0034e8c83
[INFO] running `Command { std: "docker" "start" "-a" "fbb2cda257bb0adfba6dd5a8fea415309b7c4102540e966992d9c7c0034e8c83", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "fbb2cda257bb0adfba6dd5a8fea415309b7c4102540e966992d9c7c0034e8c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb2cda257bb0adfba6dd5a8fea415309b7c4102540e966992d9c7c0034e8c83", kill_on_drop: false }`
[INFO] [stdout] fbb2cda257bb0adfba6dd5a8fea415309b7c4102540e966992d9c7c0034e8c83