[INFO] fetching crate tuning 0.5.0...
[INFO] building tuning-0.5.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tuning 0.5.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate tuning 0.5.0
[INFO] finished tweaking crates.io crate tuning 0.5.0
[INFO] tweaked toml for crates.io crate tuning 0.5.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tuning 0.5.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tuning 0.5.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml v0.7.8
[INFO] [stderr]   Downloaded ignore v0.4.22
[INFO] [stderr]   Downloaded gix-hash v0.11.4
[INFO] [stderr]   Downloaded rustc-demangle v0.1.23
[INFO] [stderr]   Downloaded anstyle-query v1.0.2
[INFO] [stderr]   Downloaded colorchoice v1.0.0
[INFO] [stderr]   Downloaded num_cpus v1.16.0
[INFO] [stderr]   Downloaded clap v4.4.16
[INFO] [stderr]   Downloaded futures-executor v0.3.30
[INFO] [stderr]   Downloaded futures-channel v0.3.30
[INFO] [stderr]   Downloaded mio v0.8.10
[INFO] [stderr]   Downloaded utf8parse v0.2.1
[INFO] [stderr]   Downloaded camino v1.1.6
[INFO] [stderr]   Downloaded anstream v0.6.7
[INFO] [stderr]   Downloaded gix-features v0.31.1
[INFO] [stderr]   Downloaded tera v1.19.1
[INFO] [stderr]   Downloaded unic-char-property v0.9.0
[INFO] [stderr]   Downloaded backtrace v0.3.69
[INFO] [stderr]   Downloaded uuid v1.4.1
[INFO] [stderr]   Downloaded libredox v0.0.1
[INFO] [stderr]   Downloaded gix-path v0.8.4
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded pest_meta v2.7.6
[INFO] [stderr]   Downloaded unic-ucd-segment v0.9.0
[INFO] [stderr]   Downloaded addr2line v0.21.0
[INFO] [stderr]   Downloaded anstyle-parse v0.2.3
[INFO] [stderr]   Downloaded anstyle-wincon v3.0.2
[INFO] [stderr]   Downloaded anstyle v1.0.4
[INFO] [stderr]   Downloaded redox_users v0.4.4
[INFO] [stderr]   Downloaded futures-macro v0.3.30
[INFO] [stderr]   Downloaded futures v0.3.30
[INFO] [stderr]   Downloaded gix-trace v0.1.6
[INFO] [stderr]   Downloaded bstr v1.9.0
[INFO] [stderr]   Downloaded mktemp v0.5.1
[INFO] [stderr]   Downloaded sha2 v0.10.8
[INFO] [stderr]   Downloaded pest_generator v2.7.6
[INFO] [stderr]   Downloaded unic-char-range v0.9.0
[INFO] [stderr]   Downloaded unic-segment v0.9.0
[INFO] [stderr]   Downloaded tokio v1.35.1
[INFO] [stderr]   Downloaded toml_datetime v0.6.5
[INFO] [stderr]   Downloaded clap_builder v4.4.16
[INFO] [stderr]   Downloaded gix-url v0.20.1
[INFO] [stderr]   Downloaded tokio-macros v2.2.0
[INFO] [stderr]   Downloaded globset v0.4.14
[INFO] [stderr]   Downloaded pest_derive v2.7.6
[INFO] [stderr]   Downloaded unic-common v0.9.0
[INFO] [stderr]   Downloaded ucd-trie v0.1.6
[INFO] [stderr]   Downloaded pest v2.7.6
[INFO] [stderr]   Downloaded unic-ucd-version v0.9.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da07789f56c14754a0975a3d8d27082a3daf7eb38927924bf1f92414a3e2b5f4
[INFO] running `Command { std: "docker" "start" "-a" "da07789f56c14754a0975a3d8d27082a3daf7eb38927924bf1f92414a3e2b5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da07789f56c14754a0975a3d8d27082a3daf7eb38927924bf1f92414a3e2b5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da07789f56c14754a0975a3d8d27082a3daf7eb38927924bf1f92414a3e2b5f4", kill_on_drop: false }`
[INFO] [stdout] da07789f56c14754a0975a3d8d27082a3daf7eb38927924bf1f92414a3e2b5f4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8169445473cbc667b10d440ae1425a23fd2312f9af0e747511b728eef890a58
[INFO] running `Command { std: "docker" "start" "-a" "f8169445473cbc667b10d440ae1425a23fd2312f9af0e747511b728eef890a58", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling thiserror v1.0.56
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling futures-sink v0.3.30
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling utf8parse v0.2.1
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling tinyvec v1.6.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling futures-core v0.3.30
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling futures-channel v0.3.30
[INFO] [stderr]    Compiling walkdir v2.4.0
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.3
[INFO] [stderr]    Compiling anstyle v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling gix-trace v0.1.6
[INFO] [stderr]    Compiling home v0.5.9
[INFO] [stderr]    Compiling rustix v0.38.30
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling percent-encoding v2.3.1
[INFO] [stderr]    Compiling futures-task v0.3.30
[INFO] [stderr]    Compiling futures-io v0.3.30
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.14
[INFO] [stderr]    Compiling colorchoice v1.0.0
[INFO] [stderr]    Compiling anstyle-query v1.0.2
[INFO] [stderr]    Compiling form_urlencoded v1.2.1
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling bitflags v2.4.1
[INFO] [stderr]    Compiling anstream v0.6.7
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling clap_lex v0.6.0
[INFO] [stderr]    Compiling linux-raw-sys v0.4.12
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling ryu v1.0.16
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling itoa v1.0.10
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling winnow v0.5.34
[INFO] [stderr]    Compiling clap_builder v4.4.16
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling bytes v1.5.0
[INFO] [stderr]    Compiling colored v2.1.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling mio v0.8.10
[INFO] [stderr]    Compiling getrandom v0.2.12
[INFO] [stderr]    Compiling unicode-normalization v0.1.22
[INFO] [stderr]    Compiling dirs-sys v0.4.1
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling uuid v1.4.1
[INFO] [stderr]    Compiling dirs v5.0.1
[INFO] [stderr]    Compiling idna v0.5.0
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling url v2.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling tokio v1.35.1
[INFO] [stderr]    Compiling futures-util v0.3.30
[INFO] [stderr]    Compiling pest v2.7.6
[INFO] [stderr]    Compiling gix-hash v0.11.4
[INFO] [stderr]    Compiling gix-features v0.31.1
[INFO] [stderr]    Compiling clap v4.4.16
[INFO] [stderr]    Compiling pest_meta v2.7.6
[INFO] [stderr]    Compiling pest_generator v2.7.6
[INFO] [stderr]    Compiling futures-executor v0.3.30
[INFO] [stderr]    Compiling futures v0.3.30
[INFO] [stderr]    Compiling pest_derive v2.7.6
[INFO] [stderr]    Compiling bstr v1.9.0
[INFO] [stderr]    Compiling serde_spanned v0.6.5
[INFO] [stderr]    Compiling toml_datetime v0.6.5
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling globset v0.4.14
[INFO] [stderr]    Compiling gix-path v0.8.4
[INFO] [stderr]    Compiling gix-url v0.20.1
[INFO] [stderr]    Compiling ignore v0.4.22
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling tera v1.19.1
[INFO] [stderr]    Compiling toml v0.7.8
[INFO] [stderr]    Compiling tuning v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/runner.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) enum Error {
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 56.39s
[INFO] running `Command { std: "docker" "inspect" "f8169445473cbc667b10d440ae1425a23fd2312f9af0e747511b728eef890a58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8169445473cbc667b10d440ae1425a23fd2312f9af0e747511b728eef890a58", kill_on_drop: false }`
[INFO] [stdout] f8169445473cbc667b10d440ae1425a23fd2312f9af0e747511b728eef890a58
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5167024fa33dd46bd5f404f7caefde6daa60d2293a0c48c17c87976c26ba262d
[INFO] running `Command { std: "docker" "start" "-a" "5167024fa33dd46bd5f404f7caefde6daa60d2293a0c48c17c87976c26ba262d", kill_on_drop: false }`
[INFO] [stderr]    Compiling mktemp v0.5.1
[INFO] [stderr]    Compiling tuning v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `Error` is never used
[INFO] [stdout]   --> src/runner.rs:26:17
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub(crate) enum Error {
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.56s
[INFO] running `Command { std: "docker" "inspect" "5167024fa33dd46bd5f404f7caefde6daa60d2293a0c48c17c87976c26ba262d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5167024fa33dd46bd5f404f7caefde6daa60d2293a0c48c17c87976c26ba262d", kill_on_drop: false }`
[INFO] [stdout] 5167024fa33dd46bd5f404f7caefde6daa60d2293a0c48c17c87976c26ba262d
