[INFO] fetching crate stimmgabel 1.0.0...
[INFO] checking stimmgabel-1.0.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate stimmgabel 1.0.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate stimmgabel 1.0.0
[INFO] finished tweaking crates.io crate stimmgabel 1.0.0
[INFO] tweaked toml for crates.io crate stimmgabel 1.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stimmgabel 1.0.0 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stimmgabel 1.0.0 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded flagset v0.4.5
[INFO] [stderr]   Downloaded polyproto v0.9.0-alpha.3
[INFO] [stderr]   Downloaded der_derive v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13a1bd4a0fb1cab411db24c3cbaf12035b1dbda96f2d5fa948c11b1c8929ac06
[INFO] running `Command { std: "docker" "start" "-a" "13a1bd4a0fb1cab411db24c3cbaf12035b1dbda96f2d5fa948c11b1c8929ac06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13a1bd4a0fb1cab411db24c3cbaf12035b1dbda96f2d5fa948c11b1c8929ac06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a1bd4a0fb1cab411db24c3cbaf12035b1dbda96f2d5fa948c11b1c8929ac06", kill_on_drop: false }`
[INFO] [stdout] 13a1bd4a0fb1cab411db24c3cbaf12035b1dbda96f2d5fa948c11b1c8929ac06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbf995b11dd162ba5c59c2a43dbd1a9a111057e23084d7181279950d7f7a42e4
[INFO] running `Command { std: "docker" "start" "-a" "fbf995b11dd162ba5c59c2a43dbd1a9a111057e23084d7181279950d7f7a42e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]    Compiling libc v0.2.154
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking flagset v0.4.5
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling platforms v3.4.0
[INFO] [stderr]     Checking const-oid v0.9.6
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking anstyle-parse v0.2.4
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.2
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]     Checking anstyle v1.0.7
[INFO] [stderr]    Compiling syn v2.0.63
[INFO] [stderr]     Checking anstyle-query v1.0.3
[INFO] [stderr]    Compiling thiserror v1.0.60
[INFO] [stderr]     Checking colorchoice v1.0.1
[INFO] [stderr]     Checking anstream v0.6.14
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]     Checking ed25519 v2.2.3
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking itoa v1.0.11
[INFO] [stderr]     Checking pin-project-lite v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking bitflags v2.5.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]    Compiling der_derive v0.7.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.60
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.37.0
[INFO] [stderr]     Checking der v0.7.9
[INFO] [stderr]     Checking ed25519-dalek v2.1.1
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking x509-cert v0.2.5
[INFO] [stderr]     Checking polyproto v0.9.0-alpha.3
[INFO] [stderr]     Checking stimmgabel v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `PrivateKeyEd25519` is never constructed
[INFO] [stdout]   --> src/polyproto/keys.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PrivateKeyEd25519 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `PrivateKeyEd25519` is never constructed
[INFO] [stdout]   --> src/polyproto/keys.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct PrivateKeyEd25519 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.12s
[INFO] running `Command { std: "docker" "inspect" "fbf995b11dd162ba5c59c2a43dbd1a9a111057e23084d7181279950d7f7a42e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbf995b11dd162ba5c59c2a43dbd1a9a111057e23084d7181279950d7f7a42e4", kill_on_drop: false }`
[INFO] [stdout] fbf995b11dd162ba5c59c2a43dbd1a9a111057e23084d7181279950d7f7a42e4