[INFO] fetching crate inner-mem-cache 0.1.7...
[INFO] testing inner-mem-cache-0.1.7 against 1.90.0 for beta-1.91-3
[INFO] extracting crate inner-mem-cache 0.1.7 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate inner-mem-cache 0.1.7
[INFO] finished tweaking crates.io crate inner-mem-cache 0.1.7
[INFO] tweaked toml for crates.io crate inner-mem-cache 0.1.7 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate inner-mem-cache 0.1.7 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fa87283267e8ebf7a9ea73ad6bec331aa31f38f3a879ce267f27d1a0a4e6046
[INFO] running `Command { std: "docker" "start" "-a" "8fa87283267e8ebf7a9ea73ad6bec331aa31f38f3a879ce267f27d1a0a4e6046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa87283267e8ebf7a9ea73ad6bec331aa31f38f3a879ce267f27d1a0a4e6046", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa87283267e8ebf7a9ea73ad6bec331aa31f38f3a879ce267f27d1a0a4e6046", kill_on_drop: false }`
[INFO] [stdout] 8fa87283267e8ebf7a9ea73ad6bec331aa31f38f3a879ce267f27d1a0a4e6046
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 529ad96a6b958f3de0f6c55efd3d1943aad3c7740f63ccee66dcf971833663a4
[INFO] running `Command { std: "docker" "start" "-a" "529ad96a6b958f3de0f6c55efd3d1943aad3c7740f63ccee66dcf971833663a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling inner-mem-cache v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/timeoutset.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut time_list = &mut self.time_list;
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "529ad96a6b958f3de0f6c55efd3d1943aad3c7740f63ccee66dcf971833663a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529ad96a6b958f3de0f6c55efd3d1943aad3c7740f63ccee66dcf971833663a4", kill_on_drop: false }`
[INFO] [stdout] 529ad96a6b958f3de0f6c55efd3d1943aad3c7740f63ccee66dcf971833663a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46a7c237f96c2ce6cd9f42624b2e0e20ac575a4dc849da9d58ac04f3aa069ed3
[INFO] running `Command { std: "docker" "start" "-a" "46a7c237f96c2ce6cd9f42624b2e0e20ac575a4dc849da9d58ac04f3aa069ed3", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/timeoutset.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut time_list = &mut self.time_list;
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling inner-mem-cache v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/timeoutset.rs:64:13
[INFO] [stdout]    |
[INFO] [stdout] 64 |         let mut time_list = &mut self.time_list;
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `time_out_print` is never used
[INFO] [stdout]    --> src/lib.rs:186:8
[INFO] [stdout]     |
[INFO] [stdout] 186 |     fn time_out_print(k: String, v: String) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "46a7c237f96c2ce6cd9f42624b2e0e20ac575a4dc849da9d58ac04f3aa069ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46a7c237f96c2ce6cd9f42624b2e0e20ac575a4dc849da9d58ac04f3aa069ed3", kill_on_drop: false }`
[INFO] [stdout] 46a7c237f96c2ce6cd9f42624b2e0e20ac575a4dc849da9d58ac04f3aa069ed3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c7520a6ab91f9e028ca4b597162a21b2dc5964a833aa7f1c244181aaecc846fa
[INFO] running `Command { std: "docker" "start" "-a" "c7520a6ab91f9e028ca4b597162a21b2dc5964a833aa7f1c244181aaecc846fa", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/timeoutset.rs:64:13
[INFO] [stderr]    |
[INFO] [stderr] 64 |         let mut time_list = &mut self.time_list;
[INFO] [stderr]    |             ----^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `inner-mem-cache` (lib) generated 1 warning (run `cargo fix --lib -p inner-mem-cache` to apply 1 suggestion)
[INFO] [stderr] warning: function `time_out_print` is never used
[INFO] [stderr]    --> src/lib.rs:186:8
[INFO] [stderr]     |
[INFO] [stderr] 186 |     fn time_out_print(k: String, v: String) {
[INFO] [stderr]     |        ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `inner-mem-cache` (lib test) generated 2 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/inner_mem_cache-584922cc783e8c52)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test01 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests inner_mem_cache
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c7520a6ab91f9e028ca4b597162a21b2dc5964a833aa7f1c244181aaecc846fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7520a6ab91f9e028ca4b597162a21b2dc5964a833aa7f1c244181aaecc846fa", kill_on_drop: false }`
[INFO] [stdout] c7520a6ab91f9e028ca4b597162a21b2dc5964a833aa7f1c244181aaecc846fa