[INFO] cloning repository https://github.com/auralshin/rust_serial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/auralshin/rust_serial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauralshin%2Frust_serial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauralshin%2Frust_serial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9140ee39376546a001ffb4a0cae0d62f2000bdd4
[INFO] checking auralshin/rust_serial against try#c4ca24658d934444a28db36abebef17a8651701a for pr-144156
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fauralshin%2Frust_serial" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/auralshin/rust_serial
[INFO] finished tweaking git repo https://github.com/auralshin/rust_serial
[INFO] tweaked toml for git repo https://github.com/auralshin/rust_serial written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/auralshin/rust_serial on toolchain c4ca24658d934444a28db36abebef17a8651701a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/auralshin/rust_serial 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" "+c4ca24658d934444a28db36abebef17a8651701a" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6c2e6733e09a3e8d1abf593f5035916beace135632d29cc19673b5fd67e15fe
[INFO] running `Command { std: "docker" "start" "-a" "a6c2e6733e09a3e8d1abf593f5035916beace135632d29cc19673b5fd67e15fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6c2e6733e09a3e8d1abf593f5035916beace135632d29cc19673b5fd67e15fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c2e6733e09a3e8d1abf593f5035916beace135632d29cc19673b5fd67e15fe", kill_on_drop: false }`
[INFO] [stdout] a6c2e6733e09a3e8d1abf593f5035916beace135632d29cc19673b5fd67e15fe
[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=forbid" "-e" "RUSTDOCFLAGS=--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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+c4ca24658d934444a28db36abebef17a8651701a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f46894ef575ce5d4f1f1787cf846e82e0105ca15894aaa65ebd458111c1f1ce
[INFO] running `Command { std: "docker" "start" "-a" "7f46894ef575ce5d4f1f1787cf846e82e0105ca15894aaa65ebd458111c1f1ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling neon-build v0.10.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking neon-runtime v0.10.1
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling neon v0.10.1
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]     Checking base64 v0.21.5
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling syn-mid v0.5.4
[INFO] [stderr]    Compiling neon-macros v0.10.1
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking rust_serial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.94s
[INFO] running `Command { std: "docker" "inspect" "7f46894ef575ce5d4f1f1787cf846e82e0105ca15894aaa65ebd458111c1f1ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f46894ef575ce5d4f1f1787cf846e82e0105ca15894aaa65ebd458111c1f1ce", kill_on_drop: false }`
[INFO] [stdout] 7f46894ef575ce5d4f1f1787cf846e82e0105ca15894aaa65ebd458111c1f1ce