Sep 19 15:04:50.786 INFO checking CleverCloud/metrics-spec against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 15:04:50.786 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 15:04:50.787 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-1/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 15:04:51.179 INFO blam! 598f3fdb7cb2f4d9219bc7697b0e68d0709834635a9a1fa4d8c4f5dbd55f4d97
Sep 19 15:04:51.187 INFO running `"docker" "start" "-a" "598f3fdb7cb2f4d9219bc7697b0e68d0709834635a9a1fa4d8c4f5dbd55f4d97"`
Sep 19 15:04:52.412 INFO kablam! usermod: no changes
Sep 19 15:04:52.644 INFO kablam!     Checking yaml-rust v0.4.0
Sep 19 15:04:52.645 INFO kablam!     Checking stdweb v0.3.0
Sep 19 15:04:52.655 INFO kablam!     Checking structopt v0.1.6
Sep 19 15:04:54.811 INFO kablam!     Checking serde_yaml v0.7.3
Sep 19 15:04:57.528 INFO kablam!     Checking metrics_lib v0.1.0 (/source/lib)
Sep 19 15:05:00.575 INFO kablam!     Checking metrics-cli v0.1.0 (/source/cli)
Sep 19 15:05:21.151 INFO kablam!     Checking metrics-web v0.1.0 (/source/web)
Sep 19 15:05:22.199 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 29.75s
Sep 19 15:05:22.214 INFO kablam! su: No module specific data is present
Sep 19 15:05:23.538 INFO running `"docker" "rm" "-f" "598f3fdb7cb2f4d9219bc7697b0e68d0709834635a9a1fa4d8c4f5dbd55f4d97"`
Sep 19 15:05:23.831 INFO blam! 598f3fdb7cb2f4d9219bc7697b0e68d0709834635a9a1fa4d8c4f5dbd55f4d97