[INFO] fetching crate interpolate_name 0.2.3...
[INFO] checking interpolate_name-0.2.3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate interpolate_name 0.2.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate interpolate_name 0.2.3 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate interpolate_name 0.2.3
[INFO] finished tweaking crates.io crate interpolate_name 0.2.3
[INFO] tweaked toml for crates.io crate interpolate_name 0.2.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate interpolate_name 0.2.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e1f61d24dc0e6d14efca612288efc805a3dc452557fda55010bd4b48acd5f0cf
[INFO] running `Command { std: "docker" "start" "-a" "e1f61d24dc0e6d14efca612288efc805a3dc452557fda55010bd4b48acd5f0cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e1f61d24dc0e6d14efca612288efc805a3dc452557fda55010bd4b48acd5f0cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1f61d24dc0e6d14efca612288efc805a3dc452557fda55010bd4b48acd5f0cf", kill_on_drop: false }`
[INFO] [stdout] e1f61d24dc0e6d14efca612288efc805a3dc452557fda55010bd4b48acd5f0cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a94083becf73d9ba67972305759024041d7afc04858e0102cbffb65d9e77d32
[INFO] running `Command { std: "docker" "start" "-a" "6a94083becf73d9ba67972305759024041d7afc04858e0102cbffb65d9e77d32", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.4
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking interpolate_name v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `testme_variants`
[INFO] [stdout]   --> tests/interpolate_test.rs:24:4
[INFO] [stdout]    |
[INFO] [stdout] 24 | fn testme_variants(f: &str) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.32s
[INFO] running `Command { std: "docker" "inspect" "6a94083becf73d9ba67972305759024041d7afc04858e0102cbffb65d9e77d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a94083becf73d9ba67972305759024041d7afc04858e0102cbffb65d9e77d32", kill_on_drop: false }`
[INFO] [stdout] 6a94083becf73d9ba67972305759024041d7afc04858e0102cbffb65d9e77d32