[INFO] fetching crate interpolate_name 0.2.3...
[INFO] checking interpolate_name-0.2.3 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate interpolate_name 0.2.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate interpolate_name 0.2.3 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", 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-13/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded syn v1.0.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dc6ee0b8ed0f7dbd0c0ceed0cb9d125af9073c54042768cab985bb0a5948f4e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4dc6ee0b8ed0f7dbd0c0ceed0cb9d125af9073c54042768cab985bb0a5948f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc6ee0b8ed0f7dbd0c0ceed0cb9d125af9073c54042768cab985bb0a5948f4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc6ee0b8ed0f7dbd0c0ceed0cb9d125af9073c54042768cab985bb0a5948f4e", kill_on_drop: false }`
[INFO] [stdout] 4dc6ee0b8ed0f7dbd0c0ceed0cb9d125af9073c54042768cab985bb0a5948f4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 250b7611d7f7840aed1a8c81f57855bd9d82079f9486cd52d695612e0cfadc29
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "250b7611d7f7840aed1a8c81f57855bd9d82079f9486cd52d695612e0cfadc29", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.4
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking proc-macro2 v1.0.1
[INFO] [stderr]     Checking 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.38s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "250b7611d7f7840aed1a8c81f57855bd9d82079f9486cd52d695612e0cfadc29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "250b7611d7f7840aed1a8c81f57855bd9d82079f9486cd52d695612e0cfadc29", kill_on_drop: false }`
[INFO] [stdout] 250b7611d7f7840aed1a8c81f57855bd9d82079f9486cd52d695612e0cfadc29