[INFO] cloning repository https://github.com/skius/headlessmc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skius/headlessmc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskius%2Fheadlessmc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskius%2Fheadlessmc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 288869abbe27206703290460993d968ae8e37f6d
[INFO] checking skius/headlessmc against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskius%2Fheadlessmc" "/workspace/builds/worker-85/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-85/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skius/headlessmc 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/skius/headlessmc
[INFO] finished tweaking git repo https://github.com/skius/headlessmc
[INFO] tweaked toml for git repo https://github.com/skius/headlessmc written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] crate git repo https://github.com/skius/headlessmc 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]     Updating git repository `https://github.com/skius/jsonparse`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ncurses v5.99.0
[INFO] [stderr]   Downloaded pkg-config v0.3.18
[INFO] [stderr]   Downloaded uuid v0.8.1
[INFO] [stderr]   Downloaded pdcurses-sys v0.7.1
[INFO] [stderr]   Downloaded pancurses v0.16.1
[INFO] [stderr]   Downloaded protocol v3.1.7
[INFO] [stderr]   Downloaded protocol-derive v3.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] 93683fffed90541b61b58c82cda98b5f8191898c96cee6483afaac28bd8197b0
[INFO] running `Command { std: "docker" "start" "-a" "93683fffed90541b61b58c82cda98b5f8191898c96cee6483afaac28bd8197b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93683fffed90541b61b58c82cda98b5f8191898c96cee6483afaac28bd8197b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93683fffed90541b61b58c82cda98b5f8191898c96cee6483afaac28bd8197b0", kill_on_drop: false }`
[INFO] [stdout] 93683fffed90541b61b58c82cda98b5f8191898c96cee6483afaac28bd8197b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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] b6e152ea42cceae5d6c87069db41f27f28f8aa41979c181c80aea360ecd8eb45
[INFO] running `Command { std: "docker" "start" "-a" "b6e152ea42cceae5d6c87069db41f27f28f8aa41979c181c80aea360ecd8eb45", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking jsonparse v0.1.0 (https://github.com/skius/jsonparse#069b9757)
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking miniz_oxide v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]     Checking addr2line v0.13.0
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking protocol v3.1.7
[INFO] [stderr]    Compiling protocol-derive v3.1.7
[INFO] [stderr]     Checking headlessmc v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/connection/packets/serverbound/status.rs (1 fix)
[INFO] [stderr]        Fixed src/connection/packets/clientbound/play.rs (2 fixes)
[INFO] [stderr]        Fixed src/connection/packets/types.rs (4 fixes)
[INFO] [stderr]    Migrating examples/status.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/read_write_chat.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/curses_ui.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed examples/read_write_chat.rs (2 fixes)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/read_write_chat.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             std::io::stdin().read_line(&mut buffer);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.39s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking headlessmc v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/read_write_chat.rs:22:13
[INFO] [stdout]    |
[INFO] [stdout] 22 |             std::io::stdin().read_line(&mut buffer);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "b6e152ea42cceae5d6c87069db41f27f28f8aa41979c181c80aea360ecd8eb45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6e152ea42cceae5d6c87069db41f27f28f8aa41979c181c80aea360ecd8eb45", kill_on_drop: false }`
[INFO] [stdout] b6e152ea42cceae5d6c87069db41f27f28f8aa41979c181c80aea360ecd8eb45