[INFO] cloning repository https://github.com/mpihlak/mongoproxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mpihlak/mongoproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpihlak%2Fmongoproxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpihlak%2Fmongoproxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01a8b181a29422ac1489a3d94c28c72b40604e3e
[INFO] checking mpihlak/mongoproxy against master#899eb03926be23f2e5d2ffcaa1d6f9ac40af7f13 for pr-127827-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmpihlak%2Fmongoproxy" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mpihlak/mongoproxy on toolchain 899eb03926be23f2e5d2ffcaa1d6f9ac40af7f13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+899eb03926be23f2e5d2ffcaa1d6f9ac40af7f13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mpihlak/mongoproxy
[INFO] finished tweaking git repo https://github.com/mpihlak/mongoproxy
[INFO] tweaked toml for git repo https://github.com/mpihlak/mongoproxy written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mpihlak/mongoproxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+899eb03926be23f2e5d2ffcaa1d6f9ac40af7f13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+899eb03926be23f2e5d2ffcaa1d6f9ac40af7f13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51dd59edb0042693a8218e70732d663b4cb5a8652802c2e014b8ae6f655811a7
[INFO] running `Command { std: "docker" "start" "-a" "51dd59edb0042693a8218e70732d663b4cb5a8652802c2e014b8ae6f655811a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51dd59edb0042693a8218e70732d663b4cb5a8652802c2e014b8ae6f655811a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51dd59edb0042693a8218e70732d663b4cb5a8652802c2e014b8ae6f655811a7", kill_on_drop: false }`
[INFO] [stdout] 51dd59edb0042693a8218e70732d663b4cb5a8652802c2e014b8ae6f655811a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+899eb03926be23f2e5d2ffcaa1d6f9ac40af7f13" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f646e2dd0d38170a710190aebf5b7f112cd331de636689abfd3d5fd9756f575b
[INFO] running `Command { std: "docker" "start" "-a" "f646e2dd0d38170a710190aebf5b7f112cd331de636689abfd3d5fd9756f575b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking tracing-core v0.1.30
[INFO] [stderr]    Compiling serde_derive v1.0.162
[INFO] [stderr]    Compiling serde v1.0.162
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling async-trait v0.1.68
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling prometheus v0.7.0
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.9
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking rand_core v0.6.4
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[INFO] [stderr]     Checking quick-error v1.2.3
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[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking ansi_term v0.12.1
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[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking thread_local v1.1.7
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking integer-encoding v1.1.7
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking thrift v0.13.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking isatty v0.1.9
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]    Compiling maybe-async v0.2.7
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.24
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking tokio v1.34.0
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking async-bson v0.2.3 (/opt/rustwide/workdir/async-bson)
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-util v0.6.10
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> async-bson/src/lib.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut matcher = self.matcher_entry(prefix);
[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]    --> async-bson/src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let mut matcher = self.matcher_entry(prefix);
[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]    --> async-bson/src/lib.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut matcher = self.matcher_entry(prefix);
[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]    --> async-bson/src/lib.rs:253:13
[INFO] [stdout]     |
[INFO] [stdout] 253 |         let mut matcher = self.matcher_entry(prefix);
[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] [stderr]     Checking opentelemetry v0.12.0
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking opentelemetry-jaeger v0.11.0
[INFO] [stderr]     Checking bson v1.2.4
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking mongo-protocol v0.1.0 (/opt/rustwide/workdir/mongo-protocol)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> async-bson/src/lib.rs:211:13
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let mut matcher = self.matcher_entry(prefix);
[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]    --> async-bson/src/lib.rs:225:13
[INFO] [stdout]     |
[INFO] [stdout] 225 |         let mut matcher = self.matcher_entry(prefix);
[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]    --> async-bson/src/lib.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut matcher = self.matcher_entry(prefix);
[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]    --> async-bson/src/lib.rs:253:13
[INFO] [stdout]     |
[INFO] [stdout] 253 |         let mut matcher = self.matcher_entry(prefix);
[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] [stderr]     Checking hyper v0.14.26
[INFO] [stderr]     Checking tracing-appender v0.1.2
[INFO] [stderr]     Checking mongoproxy v0.5.31 (/opt/rustwide/workdir/proxy)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "f646e2dd0d38170a710190aebf5b7f112cd331de636689abfd3d5fd9756f575b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f646e2dd0d38170a710190aebf5b7f112cd331de636689abfd3d5fd9756f575b", kill_on_drop: false }`
[INFO] [stdout] f646e2dd0d38170a710190aebf5b7f112cd331de636689abfd3d5fd9756f575b