[INFO] fetching crate ksynth 0.17.0...
[INFO] checking ksynth-0.17.0 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate ksynth 0.17.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate ksynth 0.17.0
[INFO] finished tweaking crates.io crate ksynth 0.17.0
[INFO] tweaked toml for crates.io crate ksynth 0.17.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ksynth 0.17.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 61 packages to latest compatible versions
[INFO] [stderr]       Adding nutype v0.3.1 (available: v0.6.1)
[INFO] [stderr]       Adding pretty-hex v0.3.0 (available: v0.4.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.1)
[INFO] [stderr]       Adding syxpack v0.14.0 (available: v0.17.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nybble v0.1.1
[INFO] [stderr]   Downloaded nutype_macros v0.3.1
[INFO] [stderr]   Downloaded bit v0.1.1
[INFO] [stderr]   Downloaded syxpack v0.14.0
[INFO] [stderr]   Downloaded nutype v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 2dd101c3bd15fc2766f2f29b48733a154de40a525ff75bbf407fa6d78d67906d
[INFO] running `Command { std: "docker" "start" "-a" "2dd101c3bd15fc2766f2f29b48733a154de40a525ff75bbf407fa6d78d67906d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2dd101c3bd15fc2766f2f29b48733a154de40a525ff75bbf407fa6d78d67906d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd101c3bd15fc2766f2f29b48733a154de40a525ff75bbf407fa6d78d67906d", kill_on_drop: false }`
[INFO] [stdout] 2dd101c3bd15fc2766f2f29b48733a154de40a525ff75bbf407fa6d78d67906d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b61049e0078ce2908d438bbda3a9a2f6cd507e934e89885e8b1bb3b09819a2b9
[INFO] running `Command { std: "docker" "start" "-a" "b61049e0078ce2908d438bbda3a9a2f6cd507e934e89885e8b1bb3b09819a2b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking anstyle v1.0.11
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]     Checking colorchoice v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.1.3
[INFO] [stderr]     Checking clap_lex v0.7.5
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]     Checking anstyle-parse v0.2.7
[INFO] [stderr]    Compiling rustversion v1.0.21
[INFO] [stderr]     Checking bit v0.1.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking pretty-hex v0.3.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking anstream v0.6.19
[INFO] [stderr]     Checking clap_builder v4.5.40
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling toml_edit v0.22.27
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling nutype_macros v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling proc-macro-crate v3.3.0
[INFO] [stderr]    Compiling clap_derive v4.5.40
[INFO] [stderr]    Compiling num_enum_derive v0.7.4
[INFO] [stderr]     Checking nutype v0.3.1
[INFO] [stderr]     Checking num_enum v0.7.4
[INFO] [stderr]     Checking clap v4.5.40
[INFO] [stderr]     Checking nybble v0.1.1
[INFO] [stderr]     Checking syxpack v0.14.0
[INFO] [stderr]     Checking ksynth v0.17.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `StringUtils` is never used
[INFO] [stdout]   --> src/lib.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait StringUtils {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parameter` is never used
[INFO] [stdout]   --> src/k5000/mod.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 | trait Parameter {
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `StringUtils` is never used
[INFO] [stdout]   --> src/lib.rs:20:7
[INFO] [stdout]    |
[INFO] [stdout] 20 | trait StringUtils {
[INFO] [stdout]    |       ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Parameter` is never used
[INFO] [stdout]   --> src/k5000/mod.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 | trait Parameter {
[INFO] [stdout]    |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.61s
[INFO] running `Command { std: "docker" "inspect" "b61049e0078ce2908d438bbda3a9a2f6cd507e934e89885e8b1bb3b09819a2b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61049e0078ce2908d438bbda3a9a2f6cd507e934e89885e8b1bb3b09819a2b9", kill_on_drop: false }`
[INFO] [stdout] b61049e0078ce2908d438bbda3a9a2f6cd507e934e89885e8b1bb3b09819a2b9