[INFO] fetching crate interpolate_name 0.2.3...
[INFO] testing interpolate_name-0.2.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate interpolate_name 0.2.3 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate interpolate_name 0.2.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-27/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" "+1.55.0" "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-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc93971e170228b91161f2f8cf77305417210f104ca50dc72c68d27e4f8540f
[INFO] running `Command { std: "docker" "start" "-a" "efc93971e170228b91161f2f8cf77305417210f104ca50dc72c68d27e4f8540f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc93971e170228b91161f2f8cf77305417210f104ca50dc72c68d27e4f8540f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc93971e170228b91161f2f8cf77305417210f104ca50dc72c68d27e4f8540f", kill_on_drop: false }`
[INFO] [stdout] efc93971e170228b91161f2f8cf77305417210f104ca50dc72c68d27e4f8540f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48e8812cd7f1695ba0755cc7ce8fff3cdd9cce135c0242e43dcbe4344114b75b
[INFO] running `Command { std: "docker" "start" "-a" "48e8812cd7f1695ba0755cc7ce8fff3cdd9cce135c0242e43dcbe4344114b75b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.4
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling interpolate_name v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.98s
[INFO] running `Command { std: "docker" "inspect" "48e8812cd7f1695ba0755cc7ce8fff3cdd9cce135c0242e43dcbe4344114b75b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48e8812cd7f1695ba0755cc7ce8fff3cdd9cce135c0242e43dcbe4344114b75b", kill_on_drop: false }`
[INFO] [stdout] 48e8812cd7f1695ba0755cc7ce8fff3cdd9cce135c0242e43dcbe4344114b75b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1118e12c7ad00613badee9f3e076147b296507f6408f4cd0a58a9dfc35164daf
[INFO] running `Command { std: "docker" "start" "-a" "1118e12c7ad00613badee9f3e076147b296507f6408f4cd0a58a9dfc35164daf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling 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 test [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `Command { std: "docker" "inspect" "1118e12c7ad00613badee9f3e076147b296507f6408f4cd0a58a9dfc35164daf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1118e12c7ad00613badee9f3e076147b296507f6408f4cd0a58a9dfc35164daf", kill_on_drop: false }`
[INFO] [stdout] 1118e12c7ad00613badee9f3e076147b296507f6408f4cd0a58a9dfc35164daf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2f096f432067a6dcd89f6f02124b3543623d24364c099d6aef83c9453150dff6
[INFO] running `Command { std: "docker" "start" "-a" "2f096f432067a6dcd89f6f02124b3543623d24364c099d6aef83c9453150dff6", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `testme_variants`
[INFO] [stderr]   --> tests/interpolate_test.rs:24:4
[INFO] [stderr]    |
[INFO] [stderr] 24 | fn testme_variants(f: &str) {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `interpolate_name` (test "interpolate_test") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running tests/interpolate_name.rs (/opt/rustwide/target/debug/deps/interpolate_name-659033110efc1e5f)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/interpolate_test.rs (/opt/rustwide/target/debug/deps/interpolate_test-e49eca5e067d5888)
[INFO] [stdout] running 1 test
[INFO] [stdout] test t_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test testme_124 ... ok
[INFO] [stdout] test testme_bar ... ok
[INFO] [stdout] test testme_baz ... ok
[INFO] [stdout] test testme_ignore_124 ... ignored
[INFO] [stdout] test testme_ignore_bar ... ignored
[INFO] [stdout] test testme_ignore_baz ... ignored
[INFO] [stdout] test testme_ignore_foo ... ignored
[INFO] [stdout] test testme_foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests interpolate_name
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - interpolate_name (line 73) - compile ... ok
[INFO] [stdout] test src/lib.rs - interpolate_test (line 139) - compile ... ok
[INFO] [stdout] test src/lib.rs - interpolate_test (line 128) - compile ... ok
[INFO] [stdout] test src/lib.rs - interpolate_name (line 81) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2f096f432067a6dcd89f6f02124b3543623d24364c099d6aef83c9453150dff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f096f432067a6dcd89f6f02124b3543623d24364c099d6aef83c9453150dff6", kill_on_drop: false }`
[INFO] [stdout] 2f096f432067a6dcd89f6f02124b3543623d24364c099d6aef83c9453150dff6