[INFO] cloning repository https://github.com/wolffiex/buzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wolffiex/buzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwolffiex%2Fbuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwolffiex%2Fbuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 743a9d4ec6d13b9d2c1d6f43d46cd95079569478
[INFO] checking wolffiex/buzz against master#eb10639928a2781cf0a12440007fbcc1e3a6888f for pr-127827-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwolffiex%2Fbuzz" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/wolffiex/buzz on toolchain eb10639928a2781cf0a12440007fbcc1e3a6888f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/wolffiex/buzz
[INFO] finished tweaking git repo https://github.com/wolffiex/buzz
[INFO] tweaked toml for git repo https://github.com/wolffiex/buzz written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/wolffiex/buzz 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" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_json v1.0.75
[INFO] [stderr]   Downloaded fastrand v1.6.0
[INFO] [stderr]   Downloaded serde v1.0.133
[INFO] [stderr]   Downloaded syn v1.0.85
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 449da23ad639a9753e611fa9e8c6f188c5b34de078986fcb8b934e3523d4f069
[INFO] running `Command { std: "docker" "start" "-a" "449da23ad639a9753e611fa9e8c6f188c5b34de078986fcb8b934e3523d4f069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "449da23ad639a9753e611fa9e8c6f188c5b34de078986fcb8b934e3523d4f069", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "449da23ad639a9753e611fa9e8c6f188c5b34de078986fcb8b934e3523d4f069", kill_on_drop: false }`
[INFO] [stdout] 449da23ad639a9753e611fa9e8c6f188c5b34de078986fcb8b934e3523d4f069
[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=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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+eb10639928a2781cf0a12440007fbcc1e3a6888f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9772e18a19f99dfbacb1a6946f6ba2d942110287a0188efaf7017c359d0b64f
[INFO] running `Command { std: "docker" "start" "-a" "d9772e18a19f99dfbacb1a6946f6ba2d942110287a0188efaf7017c359d0b64f", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tracing v0.1.29
[INFO] [stderr]     Checking fastrand v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.75
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking multipart v0.18.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking sha-1 v0.9.8
[INFO] [stderr]     Checking headers v0.3.5
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking pin-project v1.0.10
[INFO] [stderr]     Checking tungstenite v0.14.0
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking tokio-tungstenite v0.15.0
[INFO] [stderr]     Checking h2 v0.3.10
[INFO] [stderr]     Checking hyper v0.14.16
[INFO] [stderr]     Checking warp v0.3.2
[INFO] [stderr]     Checking buzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/buzz.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]   --> src/wasm.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if let Some(records) = &mut RECORDS {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: this will be a hard error in the 2024 edition
[INFO] [stdout]    = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if let Some(records) = addr_of_mut!(RECORDS) {
[INFO] [stdout]    |                                ~~~~~~~~~~~~~       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::successors`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::successors;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static is discouraged
[INFO] [stdout]   --> src/wasm.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if let Some(records) = &RECORDS {
[INFO] [stdout]    |                                ^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: this will be a hard error in the 2024 edition
[INFO] [stdout]    = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior
[INFO] [stdout] help: use `addr_of!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if let Some(records) = addr_of!(RECORDS) {
[INFO] [stdout]    |                                ~~~~~~~~~       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id1`
[INFO] [stdout]   --> src/buzz.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn sign(id1: ID, props: &String) -> ID {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_id1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged
[INFO] [stdout]   --> src/wasm.rs:47:32
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if let Some(records) = &mut RECORDS {
[INFO] [stdout]    |                                ^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: this will be a hard error in the 2024 edition
[INFO] [stdout]    = note: this mutable reference has lifetime `'static`, but if the static gets accessed (read or written) by any other means, or any other reference is created, then any further use of this mutable reference is Undefined Behavior
[INFO] [stdout]    = note: `#[warn(static_mut_refs)]` on by default
[INFO] [stdout] help: use `addr_of_mut!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 47 |         if let Some(records) = addr_of_mut!(RECORDS) {
[INFO] [stdout]    |                                ~~~~~~~~~~~~~       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/buzz.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn sign(id1: ID, props: &String) -> ID {
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `PropName` is never used
[INFO] [stdout]   --> src/buzz.rs:37:6
[INFO] [stdout]    |
[INFO] [stdout] 37 | type PropName = &'static str;
[INFO] [stdout]    |      ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a shared reference to mutable static is discouraged
[INFO] [stdout]   --> src/wasm.rs:59:32
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if let Some(records) = &RECORDS {
[INFO] [stdout]    |                                ^^^^^^^^ shared reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see issue #114447 <https://github.com/rust-lang/rust/issues/114447>
[INFO] [stdout]    = note: this will be a hard error in the 2024 edition
[INFO] [stdout]    = note: this shared reference has lifetime `'static`, but if the static ever gets mutated, or a mutable reference is created, then any further use of this shared reference is Undefined Behavior
[INFO] [stdout] help: use `addr_of!` instead to create a raw pointer
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if let Some(records) = addr_of!(RECORDS) {
[INFO] [stdout]    |                                ~~~~~~~~~       +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/buzz.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Record {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/buzz.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Record {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 45 |     pub fn new(id1: ID, props: String) -> Record {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sign` is never used
[INFO] [stdout]   --> src/buzz.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn sign(id1: ID, props: &String) -> ID {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id1`
[INFO] [stdout]   --> src/buzz.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn sign(id1: ID, props: &String) -> ID {
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_id1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `props`
[INFO] [stdout]   --> src/buzz.rs:55:18
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn sign(id1: ID, props: &String) -> ID {
[INFO] [stdout]    |                  ^^^^^ help: if this is intentional, prefix it with an underscore: `_props`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Record` is never constructed
[INFO] [stdout]   --> src/buzz.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct Record {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/buzz.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | impl Record {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 45 |     pub fn new(id1: ID, props: String) -> Record {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sign` is never used
[INFO] [stdout]   --> src/buzz.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn sign(id1: ID, props: &String) -> ID {
[INFO] [stdout]    |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 38.70s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: buf_redux v0.8.4, multipart v0.18.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d9772e18a19f99dfbacb1a6946f6ba2d942110287a0188efaf7017c359d0b64f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9772e18a19f99dfbacb1a6946f6ba2d942110287a0188efaf7017c359d0b64f", kill_on_drop: false }`
[INFO] [stdout] d9772e18a19f99dfbacb1a6946f6ba2d942110287a0188efaf7017c359d0b64f