[INFO] fetching crate unimock 0.5.7...
[INFO] checking unimock-0.5.7 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393
[INFO] extracting crate unimock 0.5.7 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate unimock 0.5.7 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unimock 0.5.7
[INFO] finished tweaking crates.io crate unimock 0.5.7
[INFO] tweaked toml for crates.io crate unimock 0.5.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polonius-the-crab v0.3.1
[INFO] [stderr]   Downloaded unimock_macros v0.5.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1306f1134cd6b9b65661bcd447987972b19158effec8f302c43a4d2da39427b9
[INFO] running `Command { std: "docker" "start" "-a" "1306f1134cd6b9b65661bcd447987972b19158effec8f302c43a4d2da39427b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1306f1134cd6b9b65661bcd447987972b19158effec8f302c43a4d2da39427b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1306f1134cd6b9b65661bcd447987972b19158effec8f302c43a4d2da39427b9", kill_on_drop: false }`
[INFO] [stdout] 1306f1134cd6b9b65661bcd447987972b19158effec8f302c43a4d2da39427b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b17d32886f0446792f081850196e71f5b7aee91a3ac90d9b9b3e23b48c7533e2
[INFO] running `Command { std: "docker" "start" "-a" "b17d32886f0446792f081850196e71f5b7aee91a3ac90d9b9b3e23b48c7533e2", kill_on_drop: false }`
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]    Compiling async-trait v0.1.77
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking polonius-the-crab v0.3.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking critical-section v1.1.2
[INFO] [stderr]    Compiling unimock_macros v0.5.8
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking unimock v0.5.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/it/basic.rs:592:22
[INFO] [stdout]     |
[INFO] [stdout] 592 |     pub struct O<'s>(&'s String);
[INFO] [stdout]     |                -     ^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 592 |     pub struct O<'s>(());
[INFO] [stdout]     |                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.00s
[INFO] running `Command { std: "docker" "inspect" "b17d32886f0446792f081850196e71f5b7aee91a3ac90d9b9b3e23b48c7533e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17d32886f0446792f081850196e71f5b7aee91a3ac90d9b9b3e23b48c7533e2", kill_on_drop: false }`
[INFO] [stdout] b17d32886f0446792f081850196e71f5b7aee91a3ac90d9b9b3e23b48c7533e2