[INFO] fetching crate lru_time_cache 0.11.11...
[INFO] checking lru_time_cache-0.11.11 against master#35936c4839dd272646394779d151e060d0f6b3ac for pr-122960-1
[INFO] extracting crate lru_time_cache 0.11.11 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate lru_time_cache 0.11.11 on toolchain 35936c4839dd272646394779d151e060d0f6b3ac
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lru_time_cache 0.11.11
[INFO] finished tweaking crates.io crate lru_time_cache 0.11.11
[INFO] tweaked toml for crates.io crate lru_time_cache 0.11.11 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sn_fake_clock v0.4.14
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0901990f2a5ca4ada14f06abcbb48c4679aaea8ae0f1facb08f8728fd7c84238
[INFO] running `Command { std: "docker" "start" "-a" "0901990f2a5ca4ada14f06abcbb48c4679aaea8ae0f1facb08f8728fd7c84238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0901990f2a5ca4ada14f06abcbb48c4679aaea8ae0f1facb08f8728fd7c84238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0901990f2a5ca4ada14f06abcbb48c4679aaea8ae0f1facb08f8728fd7c84238", kill_on_drop: false }`
[INFO] [stdout] 0901990f2a5ca4ada14f06abcbb48c4679aaea8ae0f1facb08f8728fd7c84238
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+35936c4839dd272646394779d151e060d0f6b3ac" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e96cff1938272f080de7ce8ce1ce00dd8f7083ca4e19397f6efed11980fcfba
[INFO] running `Command { std: "docker" "start" "-a" "7e96cff1938272f080de7ce8ce1ce00dd8f7083ca4e19397f6efed11980fcfba", kill_on_drop: false }`
[INFO] [stderr]     Checking lru_time_cache v0.11.11 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stdout] error: variable does not need to be mutable
[INFO] [stdout]   --> src/iter.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 |         let mut value = self.map.get_mut(&key)?;
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     unused,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    = note: `#[deny(unused_mut)]` implied by `#[deny(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: variable does not need to be mutable
[INFO] [stdout]    --> src/iter.rs:147:13
[INFO] [stdout]     |
[INFO] [stdout] 147 |         let mut value = self.map.get_mut(&key)?;
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lru_time_cache` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "7e96cff1938272f080de7ce8ce1ce00dd8f7083ca4e19397f6efed11980fcfba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e96cff1938272f080de7ce8ce1ce00dd8f7083ca4e19397f6efed11980fcfba", kill_on_drop: false }`
[INFO] [stdout] 7e96cff1938272f080de7ce8ce1ce00dd8f7083ca4e19397f6efed11980fcfba
[INFO] checking lru_time_cache-0.11.11 against try#9ae1860851f3fbc1435a1698e572252c0076f413 for pr-122960-1
[INFO] extracting crate lru_time_cache 0.11.11 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate lru_time_cache 0.11.11 on toolchain 9ae1860851f3fbc1435a1698e572252c0076f413
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lru_time_cache 0.11.11
[INFO] finished tweaking crates.io crate lru_time_cache 0.11.11
[INFO] tweaked toml for crates.io crate lru_time_cache 0.11.11 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb478ce0bf1df95cfb7a124aea769d3a36a29c28c7e52b8f20b16baecad29f6a
[INFO] running `Command { std: "docker" "start" "-a" "bb478ce0bf1df95cfb7a124aea769d3a36a29c28c7e52b8f20b16baecad29f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb478ce0bf1df95cfb7a124aea769d3a36a29c28c7e52b8f20b16baecad29f6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb478ce0bf1df95cfb7a124aea769d3a36a29c28c7e52b8f20b16baecad29f6a", kill_on_drop: false }`
[INFO] [stdout] bb478ce0bf1df95cfb7a124aea769d3a36a29c28c7e52b8f20b16baecad29f6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+9ae1860851f3fbc1435a1698e572252c0076f413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 159224cc408fbe7c05decca089858ad6c15ba675665ecd9b69e45a5c5d0c7851
[INFO] running `Command { std: "docker" "start" "-a" "159224cc408fbe7c05decca089858ad6c15ba675665ecd9b69e45a5c5d0c7851", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] skipping non-2021 edition `2018`
[INFO] running `Command { std: "docker" "inspect" "159224cc408fbe7c05decca089858ad6c15ba675665ecd9b69e45a5c5d0c7851", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "159224cc408fbe7c05decca089858ad6c15ba675665ecd9b69e45a5c5d0c7851", kill_on_drop: false }`
[INFO] [stdout] 159224cc408fbe7c05decca089858ad6c15ba675665ecd9b69e45a5c5d0c7851