[INFO] fetching crate msg_store_server_api 0.1.1... [INFO] checking msg_store_server_api-0.1.1 against master#9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a for pr-138458 [INFO] extracting crate msg_store_server_api 0.1.1 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate msg_store_server_api 0.1.1 on toolchain 9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate msg_store_server_api 0.1.1 [INFO] finished tweaking crates.io crate msg_store_server_api 0.1.1 [INFO] tweaked toml for crates.io crate msg_store_server_api 0.1.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 60 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "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 msg_store_database_leveldb_plugin v0.1.0 [INFO] [stderr] Downloaded msg_store_database_in_memory_plugin v0.1.0 [INFO] [stderr] Downloaded db-key v0.0.5 [INFO] [stderr] Downloaded msg-store v0.9.1 [INFO] [stderr] Downloaded msg_store_database_plugin v0.1.0 [INFO] [stderr] Downloaded msg_store_uuid v0.1.0 [INFO] [stderr] Downloaded ffi-opaque v2.0.1 [INFO] [stderr] Downloaded leveldb v0.8.6 [INFO] [stderr] Downloaded leveldb-sys v2.0.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 86ceb292a94a1c6e1b806a09a5e333bc8f7c92d1cec14f77f28605085fbbdafd [INFO] running `Command { std: "docker" "start" "-a" "86ceb292a94a1c6e1b806a09a5e333bc8f7c92d1cec14f77f28605085fbbdafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "86ceb292a94a1c6e1b806a09a5e333bc8f7c92d1cec14f77f28605085fbbdafd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "86ceb292a94a1c6e1b806a09a5e333bc8f7c92d1cec14f77f28605085fbbdafd", kill_on_drop: false }` [INFO] [stdout] 86ceb292a94a1c6e1b806a09a5e333bc8f7c92d1cec14f77f28605085fbbdafd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+9c67cecd12d79f1bbc00a74f70e7ef9fff086a5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4a4ebfe7ae13cc56b1f47ed2a354acf3ef70f26fae93c6a28196b718dafacfaf [INFO] running `Command { std: "docker" "start" "-a" "4a4ebfe7ae13cc56b1f47ed2a354acf3ef70f26fae93c6a28196b718dafacfaf", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling zerocopy v0.8.23 [INFO] [stderr] Checking msg_store_uuid v0.1.0 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling cc v1.2.16 [INFO] [stderr] Checking futures-channel v0.3.31 [INFO] [stderr] Checking msg-store v0.9.1 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking futures-task v0.3.31 [INFO] [stderr] Checking bytes v1.10.1 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Checking pin-project-lite v0.2.16 [INFO] [stderr] Checking pin-utils v0.1.0 [INFO] [stderr] Checking futures-io v0.3.31 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ffi-opaque v2.0.1 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Checking db-key v0.0.5 [INFO] [stderr] Compiling syn v2.0.100 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking log v0.4.26 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Checking getrandom v0.2.15 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling leveldb-sys v2.0.9 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling futures-macro v0.3.31 [INFO] [stderr] Checking futures-util v0.3.31 [INFO] [stderr] Checking futures-executor v0.3.31 [INFO] [stderr] Checking futures v0.3.31 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking msg_store_database_plugin v0.1.0 [INFO] [stderr] Checking msg_store_database_in_memory_plugin v0.1.0 [INFO] [stderr] Checking leveldb v0.8.6 [INFO] [stderr] Checking msg_store_database_leveldb_plugin v0.1.0 [INFO] [stderr] Checking msg_store_server_api v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut body = self.as_mut().get_mut(); [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: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:135:21 [INFO] [stdout] | [INFO] [stdout] 135 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:116:25 [INFO] [stdout] | [INFO] [stdout] 116 | let mut body = self.as_mut().get_mut(); [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: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:128:25 [INFO] [stdout] | [INFO] [stdout] 128 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/msg/get.rs:135:21 [INFO] [stdout] | [INFO] [stdout] 135 | let mut body = self.as_mut().get_mut(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.45s [INFO] running `Command { std: "docker" "inspect" "4a4ebfe7ae13cc56b1f47ed2a354acf3ef70f26fae93c6a28196b718dafacfaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4a4ebfe7ae13cc56b1f47ed2a354acf3ef70f26fae93c6a28196b718dafacfaf", kill_on_drop: false }` [INFO] [stdout] 4a4ebfe7ae13cc56b1f47ed2a354acf3ef70f26fae93c6a28196b718dafacfaf