[INFO] fetching crate interpolate_name 0.2.3...
[INFO] testing interpolate_name-0.2.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate interpolate_name 0.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate interpolate_name 0.2.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-1/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" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8898ef292ad0eef1d347de3afc9b0aa56647635ab035248bcc7cf4fe3fb6ae4e
[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" "8898ef292ad0eef1d347de3afc9b0aa56647635ab035248bcc7cf4fe3fb6ae4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8898ef292ad0eef1d347de3afc9b0aa56647635ab035248bcc7cf4fe3fb6ae4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8898ef292ad0eef1d347de3afc9b0aa56647635ab035248bcc7cf4fe3fb6ae4e", kill_on_drop: false }`
[INFO] [stdout] 8898ef292ad0eef1d347de3afc9b0aa56647635ab035248bcc7cf4fe3fb6ae4e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 749e9c3ee2fd63ccb5d87f59f0c012b440fc3eb280c9c4a7fe6d1e6756554449
[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" "749e9c3ee2fd63ccb5d87f59f0c012b440fc3eb280c9c4a7fe6d1e6756554449", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[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 13.61s
[INFO] running `Command { std: "docker" "inspect" "749e9c3ee2fd63ccb5d87f59f0c012b440fc3eb280c9c4a7fe6d1e6756554449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "749e9c3ee2fd63ccb5d87f59f0c012b440fc3eb280c9c4a7fe6d1e6756554449", kill_on_drop: false }`
[INFO] [stdout] 749e9c3ee2fd63ccb5d87f59f0c012b440fc3eb280c9c4a7fe6d1e6756554449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01b6183781feae35034fb2ad820e76a5b23e37791485afc448040bb6b5003458
[INFO] running `Command { std: "docker" "start" "-a" "01b6183781feae35034fb2ad820e76a5b23e37791485afc448040bb6b5003458", kill_on_drop: false }`
[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 0.77s
[INFO] running `Command { std: "docker" "inspect" "01b6183781feae35034fb2ad820e76a5b23e37791485afc448040bb6b5003458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b6183781feae35034fb2ad820e76a5b23e37791485afc448040bb6b5003458", kill_on_drop: false }`
[INFO] [stdout] 01b6183781feae35034fb2ad820e76a5b23e37791485afc448040bb6b5003458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b8d263e789f1a8d5e684ce9d949b0ea14e28438ed9ddbf0663aec9c66eec21b
[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" "4b8d263e789f1a8d5e684ce9d949b0ea14e28438ed9ddbf0663aec9c66eec21b", 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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/interpolate_name-1b01b0d2e50c78a0
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/interpolate_test-ba6027076764b0c6
[INFO] [stdout] test t_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[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_baz ... ok
[INFO] [stdout] test testme_bar ... ok
[INFO] [stdout] test testme_124 ... ok
[INFO] [stdout] test testme_foo ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests interpolate_name
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - interpolate_test (line 128) ... ok
[INFO] [stdout] test src/lib.rs - interpolate_test (line 139) ... ok
[INFO] [stdout] test src/lib.rs - interpolate_name (line 81) ... ok
[INFO] [stdout] test src/lib.rs - interpolate_name (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b8d263e789f1a8d5e684ce9d949b0ea14e28438ed9ddbf0663aec9c66eec21b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b8d263e789f1a8d5e684ce9d949b0ea14e28438ed9ddbf0663aec9c66eec21b", kill_on_drop: false }`
[INFO] [stdout] 4b8d263e789f1a8d5e684ce9d949b0ea14e28438ed9ddbf0663aec9c66eec21b