[INFO] fetching crate msg_store_server_api 0.1.1... [INFO] checking msg_store_server_api-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [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 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 58 packages [INFO] [stderr] Adding db-key v0.0.5 (latest: v0.1.0) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded msg_store_database_leveldb_plugin v0.1.0 [INFO] [stderr] Downloaded msg_store_uuid v0.1.0 [INFO] [stderr] Downloaded db-key v0.0.5 [INFO] [stderr] Downloaded msg_store_database_plugin v0.1.0 [INFO] [stderr] Downloaded ffi-opaque v2.0.1 [INFO] [stderr] Downloaded msg_store_database_in_memory_plugin v0.1.0 [INFO] [stderr] Downloaded msg-store v0.9.1 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 99d1c625e897d78f611f2eb23ef7ba08d34fcdf9bc97fc9132e30a2c95f97c09 [INFO] running `Command { std: "docker" "start" "-a" "99d1c625e897d78f611f2eb23ef7ba08d34fcdf9bc97fc9132e30a2c95f97c09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "99d1c625e897d78f611f2eb23ef7ba08d34fcdf9bc97fc9132e30a2c95f97c09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d1c625e897d78f611f2eb23ef7ba08d34fcdf9bc97fc9132e30a2c95f97c09", kill_on_drop: false }` [INFO] [stdout] 99d1c625e897d78f611f2eb23ef7ba08d34fcdf9bc97fc9132e30a2c95f97c09 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a8ed5a2f3aa75e6f71d4c42db1a0ca23cf2655c9f71bb35f983b72d5c5f17850 [INFO] running `Command { std: "docker" "start" "-a" "a8ed5a2f3aa75e6f71d4c42db1a0ca23cf2655c9f71bb35f983b72d5c5f17850", kill_on_drop: false }` [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Checking msg_store_uuid v0.1.0 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking ffi-opaque v2.0.1 [INFO] [stderr] Checking db-key v0.0.5 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking msg-store v0.9.1 [INFO] [stderr] Compiling leveldb-sys v2.0.9 [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 futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking futures v0.3.30 [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: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/msg/add.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::marker::Unpin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AsRef` is imported redundantly [INFO] [stdout] --> src/export.rs:288:9 [INFO] [stdout] | [INFO] [stdout] 288 | use std::convert::AsRef; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `AsRef` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/export.rs:290:9 [INFO] [stdout] | [INFO] [stdout] 290 | use std::ops::Drop; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/msg/add.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use std::marker::Unpin; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [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] [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: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.66s [INFO] running `Command { std: "docker" "inspect" "a8ed5a2f3aa75e6f71d4c42db1a0ca23cf2655c9f71bb35f983b72d5c5f17850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a8ed5a2f3aa75e6f71d4c42db1a0ca23cf2655c9f71bb35f983b72d5c5f17850", kill_on_drop: false }` [INFO] [stdout] a8ed5a2f3aa75e6f71d4c42db1a0ca23cf2655c9f71bb35f983b72d5c5f17850