[INFO] fetching crate interpolate_name 0.2.3...
[INFO] checking interpolate_name-0.2.3 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate interpolate_name 0.2.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate interpolate_name 0.2.3 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "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-6/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" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2312e8b953ae64bb327bb8112bb64fd70e812de9581b2395cfbd0282e4205362
[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" "2312e8b953ae64bb327bb8112bb64fd70e812de9581b2395cfbd0282e4205362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2312e8b953ae64bb327bb8112bb64fd70e812de9581b2395cfbd0282e4205362", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2312e8b953ae64bb327bb8112bb64fd70e812de9581b2395cfbd0282e4205362", kill_on_drop: false }`
[INFO] [stdout] 2312e8b953ae64bb327bb8112bb64fd70e812de9581b2395cfbd0282e4205362
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61d632ee16f4ebf270db02f74cead501f08d9d064e67033d42caa43c4cc453f8
[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" "61d632ee16f4ebf270db02f74cead501f08d9d064e67033d42caa43c4cc453f8", 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]     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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.91s
[INFO] running `Command { std: "docker" "inspect" "61d632ee16f4ebf270db02f74cead501f08d9d064e67033d42caa43c4cc453f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d632ee16f4ebf270db02f74cead501f08d9d064e67033d42caa43c4cc453f8", kill_on_drop: false }`
[INFO] [stdout] 61d632ee16f4ebf270db02f74cead501f08d9d064e67033d42caa43c4cc453f8