[INFO] cloning repository https://github.com/maham/advent_2020_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maham/advent_2020_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaham%2Fadvent_2020_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaham%2Fadvent_2020_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ef3915e461c1e59c23e130b68d08596c12ad71a
[INFO] checking maham/advent_2020_rust against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaham%2Fadvent_2020_rust" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maham/advent_2020_rust on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maham/advent_2020_rust
[INFO] finished tweaking git repo https://github.com/maham/advent_2020_rust
[INFO] tweaked toml for git repo https://github.com/maham/advent_2020_rust written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/maham/advent_2020_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a9314ac3dfc52fed6f9400b19b69718c8b02b800a08be853ce3aba52e33ade
[INFO] running `Command { std: "docker" "start" "-a" "85a9314ac3dfc52fed6f9400b19b69718c8b02b800a08be853ce3aba52e33ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a9314ac3dfc52fed6f9400b19b69718c8b02b800a08be853ce3aba52e33ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a9314ac3dfc52fed6f9400b19b69718c8b02b800a08be853ce3aba52e33ade", kill_on_drop: false }`
[INFO] [stdout] 85a9314ac3dfc52fed6f9400b19b69718c8b02b800a08be853ce3aba52e33ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e2bad2091576ba685a3220f0b660e417185940929ec277807f260d8de6503dc
[INFO] running `Command { std: "docker" "start" "-a" "6e2bad2091576ba685a3220f0b660e417185940929ec277807f260d8de6503dc", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   standback v0.2.13 (as host dependency): std
[INFO] [stderr]   syn v1.0.54 (as host dependency): clone-impls, default, full, visit
[INFO] [stderr] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking advent_2020 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/bin/day_seven.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_four.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_five.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_nine.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_three.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/split_lab.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_six.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_two.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_eight.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day_one.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.05s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.23
[INFO] [stderr]     Checking advent_2020 v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.73s
[INFO] running `Command { std: "docker" "inspect" "6e2bad2091576ba685a3220f0b660e417185940929ec277807f260d8de6503dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e2bad2091576ba685a3220f0b660e417185940929ec277807f260d8de6503dc", kill_on_drop: false }`
[INFO] [stdout] 6e2bad2091576ba685a3220f0b660e417185940929ec277807f260d8de6503dc