[INFO] cloning repository https://github.com/IRONICBo/c_buffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/IRONICBo/c_buffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIRONICBo%2Fc_buffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIRONICBo%2Fc_buffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ba8922b96007de3ea09517176ca692a4108fc4f
[INFO] checking IRONICBo/c_buffer against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIRONICBo%2Fc_buffer" "/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/IRONICBo/c_buffer
[INFO] finished tweaking git repo https://github.com/IRONICBo/c_buffer
[INFO] tweaked toml for git repo https://github.com/IRONICBo/c_buffer written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/IRONICBo/c_buffer on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/IRONICBo/c_buffer 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1a723787e0bdccb4166f90bfc1ae52204c16986f6c55ffae43357ca82a16743
[INFO] running `Command { std: "docker" "start" "-a" "e1a723787e0bdccb4166f90bfc1ae52204c16986f6c55ffae43357ca82a16743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1a723787e0bdccb4166f90bfc1ae52204c16986f6c55ffae43357ca82a16743", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a723787e0bdccb4166f90bfc1ae52204c16986f6c55ffae43357ca82a16743", kill_on_drop: false }`
[INFO] [stdout] e1a723787e0bdccb4166f90bfc1ae52204c16986f6c55ffae43357ca82a16743
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49d9b398a575e3f69a42069adaa6363c718895ff52476999f6a17b67299a5932
[INFO] running `Command { std: "docker" "start" "-a" "49d9b398a575e3f69a42069adaa6363c718895ff52476999f6a17b67299a5932", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking bytes v1.7.1
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.1.18
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking pbkdf2 v0.12.2
[INFO] [stderr]     Checking salsa20 v0.10.2
[INFO] [stderr]     Checking cbc v0.1.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]    Compiling rustix v0.38.36
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking scrypt v0.11.0
[INFO] [stderr]    Compiling time-macros v0.2.18
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling pyo3-build-config v0.16.6
[INFO] [stderr]    Compiling num-bigint-dig v0.8.4
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]     Checking parking_lot_core v0.9.10
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking parking_lot v0.12.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling const-random-macro v0.1.16
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking pkcs5 v0.7.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking const-random v0.1.18
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]     Checking dlv-list v0.5.2
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling procfs v0.16.0
[INFO] [stderr]    Compiling cbindgen v0.26.0
[INFO] [stderr]    Compiling anyhow v1.0.87
[INFO] [stderr]     Checking time v0.3.36
[INFO] [stderr]     Checking rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]     Checking pkcs1 v0.7.5
[INFO] [stderr]     Checking pem v3.0.4
[INFO] [stderr]     Checking ordered-multimap v0.7.3
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking procfs-core v0.16.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]    Compiling pyo3-ffi v0.16.6
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]    Compiling pyo3 v0.16.6
[INFO] [stderr]     Checking rust-ini v0.20.0
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling async-trait v0.1.82
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking md-5 v0.10.6
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking sharded-slab v0.1.7
[INFO] [stderr]     Checking rsa v0.9.6
[INFO] [stderr]     Checking serde_json v1.0.128
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking simple_asn1 v0.6.2
[INFO] [stderr]    Compiling tempfile v3.12.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]     Checking quick-xml v0.31.0
[INFO] [stderr]     Checking uuid v1.10.0
[INFO] [stderr]     Checking quick-xml v0.30.0
[INFO] [stderr]     Checking thread_local v1.1.8
[INFO] [stderr]     Checking xml-rs v0.8.22
[INFO] [stderr]    Compiling indoc v1.0.9
[INFO] [stderr]     Checking flagset v0.4.6
[INFO] [stderr]     Checking unindent v0.1.11
[INFO] [stderr]     Checking tracing-subscriber v0.3.18
[INFO] [stderr]     Checking clippy-utilities v0.1.0
[INFO] [stderr]     Checking serde-xml-rs v0.6.0
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling pyo3-macros-backend v0.16.6
[INFO] [stderr]     Checking rustls-webpki v0.101.7
[INFO] [stderr]     Checking sct v0.7.1
[INFO] [stderr]     Checking jsonwebtoken v9.3.0
[INFO] [stderr]     Checking tokio-util v0.7.12
[INFO] [stderr]     Checking async-compat v0.2.4
[INFO] [stderr]     Checking backon v0.4.4
[INFO] [stderr]    Compiling pyo3-macros v0.16.6
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking tokio-rustls v0.24.1
[INFO] [stderr]     Checking hyper v0.14.30
[INFO] [stderr]    Compiling datenlord v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-0.14.30/src/proto/h2/mod.rs:451:5
[INFO] [stdout]     |
[INFO] [stdout] 451 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "49d9b398a575e3f69a42069adaa6363c718895ff52476999f6a17b67299a5932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d9b398a575e3f69a42069adaa6363c718895ff52476999f6a17b67299a5932", kill_on_drop: false }`
[INFO] [stdout] 49d9b398a575e3f69a42069adaa6363c718895ff52476999f6a17b67299a5932
