[INFO] updating cached repository https://github.com/zauberpony/holocene
[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] f04719db394658f9c5576fc9e9afb912d3fd6487
[INFO] checking zauberpony/holocene against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzauberpony%2Fholocene" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zauberpony/holocene on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/zauberpony/holocene
[INFO] finished tweaking git repo https://github.com/zauberpony/holocene
[INFO] tweaked toml for git repo https://github.com/zauberpony/holocene written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/zauberpony/holocene already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "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" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8db63c3bc6159fece83e9f52f6dee43c3351943ad53c72a407f3b9532ebc6bb4
[INFO] running `"docker" "start" "-a" "8db63c3bc6159fece83e9f52f6dee43c3351943ad53c72a407f3b9532ebc6bb4"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.28
[INFO] [stderr]    Compiling syn v0.15.33
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling speculate v0.1.2
[INFO] [stderr]     Checking serde v1.0.90
[INFO] [stderr]     Checking serde_str v0.1.0
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking holocene v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/cambriaces/cambriaces_client.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn migrate_v1_routes(i: CambriacesV1Source) -> () {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]   --> src/cambriaces/cambriaces_client.rs:52:26
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn migrate_v1_routes(i: CambriacesV1Source) -> () {
[INFO] [stderr]    |                          ^ help: consider prefixing with an underscore: `_i`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `migrate_v1_routes`
[INFO] [stderr]   --> src/cambriaces/cambriaces_client.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn migrate_v1_routes(i: CambriacesV1Source) -> () {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/cambriaces/model.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `path`
[INFO] [stderr]   --> src/cambriaces/model.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     path: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `target_url`
[INFO] [stderr]   --> src/cambriaces/model.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     target_url: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `redirect_type`
[INFO] [stderr]   --> src/cambriaces/model.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     redirect_type: RedirectType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `page_context`
[INFO] [stderr]   --> src/cambriaces/model.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     page_context: &'a PageContext<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ResolvedRoute`
[INFO] [stderr]  --> src/routing/model.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum ResolvedRoute {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `migrate_v1_routes`
[INFO] [stderr]   --> src/cambriaces/cambriaces_client.rs:52:5
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn migrate_v1_routes(i: CambriacesV1Source) -> () {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `id`
[INFO] [stderr]   --> src/cambriaces/model.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     id: usize,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `path`
[INFO] [stderr]   --> src/cambriaces/model.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     path: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `target_url`
[INFO] [stderr]   --> src/cambriaces/model.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     target_url: &'a str,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `redirect_type`
[INFO] [stderr]   --> src/cambriaces/model.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     redirect_type: RedirectType,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `page_context`
[INFO] [stderr]   --> src/cambriaces/model.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 |     page_context: &'a PageContext<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `ResolvedRoute`
[INFO] [stderr]  --> src/routing/model.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | enum ResolvedRoute {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 51.04s
[INFO] running `"docker" "inspect" "8db63c3bc6159fece83e9f52f6dee43c3351943ad53c72a407f3b9532ebc6bb4"`
[INFO] running `"docker" "rm" "-f" "8db63c3bc6159fece83e9f52f6dee43c3351943ad53c72a407f3b9532ebc6bb4"`
[INFO] [stdout] 8db63c3bc6159fece83e9f52f6dee43c3351943ad53c72a407f3b9532ebc6bb4