[INFO] updating cached repository https://github.com/ddohler/rust-feature-gen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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 beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddohler%2Frust-feature-gen" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddohler/rust-feature-gen on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "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 work/builds/worker-3/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 `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] cc8cf4ca3d996790516a786572c9b6b5fd32786c350c5a169c0219da3cedfa7d
[INFO] running `"docker" "start" "-a" "cc8cf4ca3d996790516a786572c9b6b5fd32786c350c5a169c0219da3cedfa7d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: consider prefixing 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]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `"docker" "inspect" "cc8cf4ca3d996790516a786572c9b6b5fd32786c350c5a169c0219da3cedfa7d"`
[INFO] running `"docker" "rm" "-f" "cc8cf4ca3d996790516a786572c9b6b5fd32786c350c5a169c0219da3cedfa7d"`
[INFO] [stdout] cc8cf4ca3d996790516a786572c9b6b5fd32786c350c5a169c0219da3cedfa7d
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] b855e3e09469b9b715ee5e64774ccb95ca9b4887f2a33bdabfbcfb8e6dacafc8
[INFO] running `"docker" "start" "-a" "b855e3e09469b9b715ee5e64774ccb95ca9b4887f2a33bdabfbcfb8e6dacafc8"`
[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: consider prefixing 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]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `"docker" "inspect" "b855e3e09469b9b715ee5e64774ccb95ca9b4887f2a33bdabfbcfb8e6dacafc8"`
[INFO] running `"docker" "rm" "-f" "b855e3e09469b9b715ee5e64774ccb95ca9b4887f2a33bdabfbcfb8e6dacafc8"`
[INFO] [stdout] b855e3e09469b9b715ee5e64774ccb95ca9b4887f2a33bdabfbcfb8e6dacafc8
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] e097d4e4f6fbbcef79fd29231fe6ddc6097d1796a3bfb6aa07e7101a01f78bb2
[INFO] running `"docker" "start" "-a" "e097d4e4f6fbbcef79fd29231fe6ddc6097d1796a3bfb6aa07e7101a01f78bb2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_criml_features-a74d69667cfc59a5
[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" "e097d4e4f6fbbcef79fd29231fe6ddc6097d1796a3bfb6aa07e7101a01f78bb2"`
[INFO] running `"docker" "rm" "-f" "e097d4e4f6fbbcef79fd29231fe6ddc6097d1796a3bfb6aa07e7101a01f78bb2"`
[INFO] [stdout] e097d4e4f6fbbcef79fd29231fe6ddc6097d1796a3bfb6aa07e7101a01f78bb2