[INFO] fetching crate hydroper_jet_compiler 0.2.0...
[INFO] checking hydroper_jet_compiler-0.2.0 against 1.95.0 for pr-155915
[INFO] extracting crate hydroper_jet_compiler 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate hydroper_jet_compiler 0.2.0
[INFO] finished tweaking crates.io crate hydroper_jet_compiler 0.2.0
[INFO] tweaked toml for crates.io crate hydroper_jet_compiler 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate hydroper_jet_compiler 0.2.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding unicode-general-category v0.6.0 (available: v1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded file_paths v1.0.0
[INFO] [stderr]   Downloaded unicode-general-category v0.6.0
[INFO] [stderr]   Downloaded late_format v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84e1c809a96365518539437e5e6f4fcecf3860dfb14bfa94c570b14070b3f53e
[INFO] running `Command { std: "docker" "start" "-a" "84e1c809a96365518539437e5e6f4fcecf3860dfb14bfa94c570b14070b3f53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84e1c809a96365518539437e5e6f4fcecf3860dfb14bfa94c570b14070b3f53e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e1c809a96365518539437e5e6f4fcecf3860dfb14bfa94c570b14070b3f53e", kill_on_drop: false }`
[INFO] [stdout] 84e1c809a96365518539437e5e6f4fcecf3860dfb14bfa94c570b14070b3f53e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a5484c92989e04e48ee102888cd96f7820e1a20f5951a067eac5c829acd8f0a
[INFO] running `Command { std: "docker" "start" "-a" "8a5484c92989e04e48ee102888cd96f7820e1a20f5951a067eac5c829acd8f0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking by_address v1.2.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.6.0
[INFO] [stderr]     Checking lazy-regex v3.6.0
[INFO] [stderr]     Checking late_format v1.0.0
[INFO] [stderr]     Checking file_paths v1.0.0
[INFO] [stderr]     Checking hydroper_jet_compiler v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(decl_macro)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `programs`
[INFO] [stdout]   --> verifier.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn verify_programs(&mut self, programs: Vec<Rc<Program>>) {
[INFO] [stdout]    |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_programs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]   --> verifier.rs:83:41
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn verify_expression(&mut self, expression: &Rc<Expression>) {
[INFO] [stdout]    |                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hydroper_jet_compiler` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `programs`
[INFO] [stdout]   --> verifier.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn verify_programs(&mut self, programs: Vec<Rc<Program>>) {
[INFO] [stdout]    |                                       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_programs`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `expression`
[INFO] [stdout]   --> verifier.rs:83:41
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn verify_expression(&mut self, expression: &Rc<Expression>) {
[INFO] [stdout]    |                                         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_expression`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hydroper_jet_compiler` (lib test) due to 1 previous error; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8a5484c92989e04e48ee102888cd96f7820e1a20f5951a067eac5c829acd8f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a5484c92989e04e48ee102888cd96f7820e1a20f5951a067eac5c829acd8f0a", kill_on_drop: false }`
[INFO] [stdout] 8a5484c92989e04e48ee102888cd96f7820e1a20f5951a067eac5c829acd8f0a
