[INFO] fetching crate at4_protocol 2.1.1...
[INFO] checking at4_protocol-2.1.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate at4_protocol 2.1.1 into /workspace/builds/worker-57/source
[INFO] validating manifest of crates.io crate at4_protocol 2.1.1 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 crates.io crate at4_protocol 2.1.1
[INFO] finished tweaking crates.io crate at4_protocol 2.1.1
[INFO] tweaked toml for crates.io crate at4_protocol 2.1.1 written to /workspace/builds/worker-57/source/Cargo.toml
[INFO] crate crates.io crate at4_protocol 2.1.1 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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 4af0f754337fa4ecfe019ffa15d97f3c9896703742c721ab911abf3534e2b095
[INFO] running `Command { std: "docker" "start" "-a" "4af0f754337fa4ecfe019ffa15d97f3c9896703742c721ab911abf3534e2b095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af0f754337fa4ecfe019ffa15d97f3c9896703742c721ab911abf3534e2b095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af0f754337fa4ecfe019ffa15d97f3c9896703742c721ab911abf3534e2b095", kill_on_drop: false }`
[INFO] [stdout] 4af0f754337fa4ecfe019ffa15d97f3c9896703742c721ab911abf3534e2b095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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] 58382f3123c38a3e4bd9326c17c119748cbff2e5c24ec8ae58ba1b6859f8de78
[INFO] running `Command { std: "docker" "start" "-a" "58382f3123c38a3e4bd9326c17c119748cbff2e5c24ec8ae58ba1b6859f8de78", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]     Checking at4_protocol v2.1.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/create_message.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/parse_example.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed examples/create_message.rs (1 fix)
[INFO] [stderr]        Fixed examples/parse_example.rs (2 fixes)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.36s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking at4_protocol v2.1.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "58382f3123c38a3e4bd9326c17c119748cbff2e5c24ec8ae58ba1b6859f8de78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58382f3123c38a3e4bd9326c17c119748cbff2e5c24ec8ae58ba1b6859f8de78", kill_on_drop: false }`
[INFO] [stdout] 58382f3123c38a3e4bd9326c17c119748cbff2e5c24ec8ae58ba1b6859f8de78