[INFO] cloning repository https://github.com/binh-vu/testio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/binh-vu/testio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinh-vu%2Ftestio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinh-vu%2Ftestio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0e690f88436c8bed950554fc67a5b5e6a16c045
[INFO] checking binh-vu/testio against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinh-vu%2Ftestio" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/binh-vu/testio
[INFO] finished tweaking git repo https://github.com/binh-vu/testio
[INFO] tweaked toml for git repo https://github.com/binh-vu/testio written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/binh-vu/testio on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/binh-vu/testio 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97dc1a1f637b15cafcc71696d4c2a3b4464c3ab76873a2324fb2a8008f0b6ba6
[INFO] running `Command { std: "docker" "start" "-a" "97dc1a1f637b15cafcc71696d4c2a3b4464c3ab76873a2324fb2a8008f0b6ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97dc1a1f637b15cafcc71696d4c2a3b4464c3ab76873a2324fb2a8008f0b6ba6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97dc1a1f637b15cafcc71696d4c2a3b4464c3ab76873a2324fb2a8008f0b6ba6", kill_on_drop: false }`
[INFO] [stdout] 97dc1a1f637b15cafcc71696d4c2a3b4464c3ab76873a2324fb2a8008f0b6ba6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a74ff00af8d9285f3d5a27c581b69d811b74708c014fef4d49b1ece107400dc
[INFO] running `Command { std: "docker" "start" "-a" "8a74ff00af8d9285f3d5a27c581b69d811b74708c014fef4d49b1ece107400dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking gimli v0.28.0
[INFO] [stderr]    Compiling portable-atomic v1.5.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking uuid v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]     Checking tempfile v3.8.0
[INFO] [stderr]     Checking indicatif v0.17.7
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking ipc-channel v0.16.1
[INFO] [stderr]     Checking procspawn v1.0.0
[INFO] [stderr]     Checking testio v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.77s
[INFO] running `Command { std: "docker" "inspect" "8a74ff00af8d9285f3d5a27c581b69d811b74708c014fef4d49b1ece107400dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a74ff00af8d9285f3d5a27c581b69d811b74708c014fef4d49b1ece107400dc", kill_on_drop: false }`
[INFO] [stdout] 8a74ff00af8d9285f3d5a27c581b69d811b74708c014fef4d49b1ece107400dc