[INFO] cloning repository https://github.com/erfanio/jdwp-tools
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erfanio/jdwp-tools" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferfanio%2Fjdwp-tools", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferfanio%2Fjdwp-tools'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 46f4b2c31c44a31bcf43ac690006583359d6aed6
[INFO] checking erfanio/jdwp-tools against 165655a2f1981fef27b31c547ad7631979fc5139 for pr-160235
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferfanio%2Fjdwp-tools" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/erfanio/jdwp-tools
[INFO] finished tweaking git repo https://github.com/erfanio/jdwp-tools
[INFO] tweaked toml for git repo https://github.com/erfanio/jdwp-tools written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/erfanio/jdwp-tools on toolchain 165655a2f1981fef27b31c547ad7631979fc5139
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/erfanio/jdwp-tools 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" "+165655a2f1981fef27b31c547ad7631979fc5139" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[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 proc-macro2 v1.0.89
[INFO] [stderr]   Downloaded clap v4.5.20
[INFO] [stderr]   Downloaded anstyle v1.0.9
[INFO] [stderr]   Downloaded clap_lex v0.7.2
[INFO] [stderr]   Downloaded anstream v0.6.17
[INFO] [stderr]   Downloaded unicode-ident v1.0.13
[INFO] [stderr]   Downloaded clap_builder v4.5.20
[INFO] [stderr]   Downloaded syn v2.0.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be
[INFO] running `Command { std: "docker" "start" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be" "/opt/rustwide/cargo-home/bin/cargo" "+165655a2f1981fef27b31c547ad7631979fc5139" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking anstyle v1.0.9
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.3
[INFO] [stderr]     Checking anstyle-query v1.1.2
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking anstyle-parse v0.2.6
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking jdwp_lib v0.1.0 (/opt/rustwide/workdir/jdwp_lib)
[INFO] [stderr]     Checking anstream v0.6.17
[INFO] [stdout] warning: fields `flags` and `error_code` are never read
[INFO] [stdout]    --> jdwp_lib/src/lib.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct Reply {
[INFO] [stdout]     |        ----- fields in this struct
[INFO] [stdout] 108 |     flags: u8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 109 |     error_code: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Reply` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flags` and `error_code` are never read
[INFO] [stdout]    --> jdwp_lib/src/lib.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 107 | struct Reply {
[INFO] [stdout]     |        ----- fields in this struct
[INFO] [stdout] 108 |     flags: u8,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 109 |     error_code: u16,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Reply` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking clap_builder v4.5.20
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.85
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking clap v4.5.20
[INFO] [stderr]     Checking jdwp_print_val v0.1.0 (/opt/rustwide/workdir/jdwp_print_val)
[INFO] [stderr]     Checking jdwp_stack_trace v0.1.0 (/opt/rustwide/workdir/jdwp_stack_trace)
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> jdwp_print_val/src/main.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |             if let Ok(es) = client.pull_pending_events()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> jdwp_print_val/src/main.rs:60:16
[INFO] [stdout]    |
[INFO] [stdout] 60 |             if let Ok(es) = client.pull_pending_events()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> jdwp_stack_trace/src/main.rs:47:16
[INFO] [stdout]    |
[INFO] [stdout] 47 |             if let Ok(es) = client.pull_pending_events()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: let chains are only allowed in Rust 2024 or later
[INFO] [stdout]   --> jdwp_stack_trace/src/main.rs:47:16
[INFO] [stdout]    |
[INFO] [stdout] 47 |             if let Ok(es) = client.pull_pending_events()
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> jdwp_stack_trace/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> jdwp_stack_trace/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> jdwp_print_val/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> jdwp_print_val/src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(let_chains)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jdwp_stack_trace` (bin "jdwp_stack_trace" test) due to 1 previous error; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `jdwp_stack_trace` (bin "jdwp_stack_trace") due to 1 previous error; 1 warning emitted
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> jdwp_print_val/src/main.rs:119:49
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         let sys_err_obj_id = if let Value::Object(object_id) = sys_err_val {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> jdwp_print_val/src/main.rs:119:49
[INFO] [stdout]     |
[INFO] [stdout] 119 |                         let sys_err_obj_id = if let Value::Object(object_id) = sys_err_val {
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variable_name`
[INFO] [stdout]   --> jdwp_print_val/src/main.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     PrintCommands::Class { ref variable_name } => {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `variable_name: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `variable_name`
[INFO] [stdout]   --> jdwp_print_val/src/main.rs:77:44
[INFO] [stdout]    |
[INFO] [stdout] 77 |                     PrintCommands::Class { ref variable_name } => {
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `variable_name: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jdwp_print_val` (bin "jdwp_print_val") due to 1 previous error; 3 warnings emitted
[INFO] [stderr] error: could not compile `jdwp_print_val` (bin "jdwp_print_val" test) due to 1 previous error; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be", kill_on_drop: false }`
[INFO] [stdout] fb3563149662fad25ef109f9b95c199ae5f155766f88ee404c7aaae5a232a6be
