[INFO] fetching crate shadowrs 0.1.0...
[INFO] building shadowrs-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate shadowrs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate shadowrs 0.1.0
[INFO] finished tweaking crates.io crate shadowrs 0.1.0
[INFO] tweaked toml for crates.io crate shadowrs 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shadowrs 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate shadowrs 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 410334d439e2aa9a90c292882140555c0bcc1e669cede9c31c66e2bf0f42993f
[INFO] running `Command { std: "docker" "start" "-a" "410334d439e2aa9a90c292882140555c0bcc1e669cede9c31c66e2bf0f42993f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "410334d439e2aa9a90c292882140555c0bcc1e669cede9c31c66e2bf0f42993f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "410334d439e2aa9a90c292882140555c0bcc1e669cede9c31c66e2bf0f42993f", kill_on_drop: false }`
[INFO] [stdout] 410334d439e2aa9a90c292882140555c0bcc1e669cede9c31c66e2bf0f42993f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3494b2dd6948c98eb216a9a217fedf0b6b841cd99a1f8d7abbc74892c9cdff2
[INFO] running `Command { std: "docker" "start" "-a" "b3494b2dd6948c98eb216a9a217fedf0b6b841cd99a1f8d7abbc74892c9cdff2", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling colorchoice v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling anstyle-parse v0.2.5
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling anstyle-query v1.1.1
[INFO] [stderr]    Compiling winnow v0.6.20
[INFO] [stderr]    Compiling clap_lex v0.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling anstream v0.6.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling clap_builder v4.5.20
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]    Compiling clap v4.5.20
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.22
[INFO] [stderr]    Compiling toml v0.8.19
[INFO] [stderr]    Compiling shadowrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]  --> src/config.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Config {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NixeryConfig` is never constructed
[INFO] [stdout]   --> src/config.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct NixeryConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_registry` is never used
[INFO] [stdout]   --> src/config.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn default_registry() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DockerConfig` is never constructed
[INFO] [stdout]   --> src/config.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct DockerConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_command` is never used
[INFO] [stdout]   --> src/config.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn default_command() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.39s
[INFO] running `Command { std: "docker" "inspect" "b3494b2dd6948c98eb216a9a217fedf0b6b841cd99a1f8d7abbc74892c9cdff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3494b2dd6948c98eb216a9a217fedf0b6b841cd99a1f8d7abbc74892c9cdff2", kill_on_drop: false }`
[INFO] [stdout] b3494b2dd6948c98eb216a9a217fedf0b6b841cd99a1f8d7abbc74892c9cdff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c53e6143ee5fc8ef62ad893f0e97726ffba150076f951be62a4da0bdb8aaa18
[INFO] running `Command { std: "docker" "start" "-a" "6c53e6143ee5fc8ef62ad893f0e97726ffba150076f951be62a4da0bdb8aaa18", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling shadowrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Config` is never constructed
[INFO] [stdout]  --> src/config.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Config {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `NixeryConfig` is never constructed
[INFO] [stdout]   --> src/config.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | struct NixeryConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_registry` is never used
[INFO] [stdout]   --> src/config.rs:28:4
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn default_registry() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DockerConfig` is never constructed
[INFO] [stdout]   --> src/config.rs:33:8
[INFO] [stdout]    |
[INFO] [stdout] 33 | struct DockerConfig {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `default_command` is never used
[INFO] [stdout]   --> src/config.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn default_command() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "6c53e6143ee5fc8ef62ad893f0e97726ffba150076f951be62a4da0bdb8aaa18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c53e6143ee5fc8ef62ad893f0e97726ffba150076f951be62a4da0bdb8aaa18", kill_on_drop: false }`
[INFO] [stdout] 6c53e6143ee5fc8ef62ad893f0e97726ffba150076f951be62a4da0bdb8aaa18