[INFO] updating cached repository https://github.com/ddohler/rust-feature-gen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 41e9f92259616e761452926a5032804ab1e3f87f
[INFO] testing ddohler/rust-feature-gen against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddohler%2Frust-feature-gen" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddohler/rust-feature-gen on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ddohler/rust-feature-gen
[INFO] finished tweaking git repo https://github.com/ddohler/rust-feature-gen
[INFO] tweaked toml for git repo https://github.com/ddohler/rust-feature-gen written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/ddohler/rust-feature-gen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ee00b0279e3beb19203a24d3514fba9ea5dcb75e0c2e21bc1f3fdfad4ab9523
[INFO] running `"docker" "start" "-a" "1ee00b0279e3beb19203a24d3514fba9ea5dcb75e0c2e21bc1f3fdfad4ab9523"`
[INFO] [stderr]    Compiling libc v0.2.20
[INFO] [stderr]    Compiling num v0.1.36
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling time v0.1.36
[INFO] [stderr]    Compiling csv v0.15.0
[INFO] [stderr]    Compiling chrono v0.3.0
[INFO] [stderr]    Compiling rust-criml-features v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/feature.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let value = match self.feature_map.get(&cell) {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `"docker" "inspect" "1ee00b0279e3beb19203a24d3514fba9ea5dcb75e0c2e21bc1f3fdfad4ab9523"`
[INFO] running `"docker" "rm" "-f" "1ee00b0279e3beb19203a24d3514fba9ea5dcb75e0c2e21bc1f3fdfad4ab9523"`
[INFO] [stdout] 1ee00b0279e3beb19203a24d3514fba9ea5dcb75e0c2e21bc1f3fdfad4ab9523
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cdbcc5d12fa5f83f5297a250437a7be16518fb50c26a5fcd283cdf0264176553
[INFO] running `"docker" "start" "-a" "cdbcc5d12fa5f83f5297a250437a7be16518fb50c26a5fcd283cdf0264176553"`
[INFO] [stderr]    Compiling rust-criml-features v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/feature.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let value = match self.feature_map.get(&cell) {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "cdbcc5d12fa5f83f5297a250437a7be16518fb50c26a5fcd283cdf0264176553"`
[INFO] running `"docker" "rm" "-f" "cdbcc5d12fa5f83f5297a250437a7be16518fb50c26a5fcd283cdf0264176553"`
[INFO] [stdout] cdbcc5d12fa5f83f5297a250437a7be16518fb50c26a5fcd283cdf0264176553
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f1ba2db662e4f2ad10419f9ec2eb575773d1bd5b6b661c2f97ebb4d367c35e9f
[INFO] running `"docker" "start" "-a" "f1ba2db662e4f2ad10419f9ec2eb575773d1bd5b6b661c2f97ebb4d367c35e9f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `value`
[INFO] [stderr]    --> src/feature.rs:137:17
[INFO] [stderr]     |
[INFO] [stderr] 137 |             let value = match self.feature_map.get(&cell) {
[INFO] [stderr]     |                 ^^^^^ help: if this is intentional, prefix it with an underscore: `_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `SPAN_3_DAYS_HRS`
[INFO] [stderr]   --> src/main.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | const SPAN_3_DAYS_HRS: u32 = 3 * 24;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_criml_features-5124bd886da91eb9
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f1ba2db662e4f2ad10419f9ec2eb575773d1bd5b6b661c2f97ebb4d367c35e9f"`
[INFO] running `"docker" "rm" "-f" "f1ba2db662e4f2ad10419f9ec2eb575773d1bd5b6b661c2f97ebb4d367c35e9f"`
[INFO] [stdout] f1ba2db662e4f2ad10419f9ec2eb575773d1bd5b6b661c2f97ebb4d367c35e9f