[INFO] fetching crate hydroper_jet_compiler 0.2.0...
[INFO] checking hydroper_jet_compiler-0.2.0 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[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 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aca77904b8bcb6b289a414beaaf9ff558d70560ad7056a21a3ba23ecd76390d
[INFO] running `Command { std: "docker" "start" "-a" "2aca77904b8bcb6b289a414beaaf9ff558d70560ad7056a21a3ba23ecd76390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aca77904b8bcb6b289a414beaaf9ff558d70560ad7056a21a3ba23ecd76390d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aca77904b8bcb6b289a414beaaf9ff558d70560ad7056a21a3ba23ecd76390d", kill_on_drop: false }`
[INFO] [stdout] 2aca77904b8bcb6b289a414beaaf9ff558d70560ad7056a21a3ba23ecd76390d
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0621c25264d43346e453d321bf46114f512c1b49454650493831e3b4a6d3be7
[INFO] running `Command { std: "docker" "start" "-a" "a0621c25264d43346e453d321bf46114f512c1b49454650493831e3b4a6d3be7", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling lazy-regex-proc_macros v3.4.2
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking by_address v1.2.1
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking lazy-regex v3.4.2
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking file_paths v1.0.0
[INFO] [stderr]     Checking late_format v1.0.0
[INFO] [stderr]     Checking hydroper_jet_compiler v0.2.0 (/opt/rustwide/workdir)
[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] warning: field `host` is never read
[INFO] [stdout]   --> verifier.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Verifier {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 44 |     host: Rc<SymbolHost>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> compilation_unit/compilation_unit.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn comments_mut(&self) -> RefMut<Vec<Rc<Comment>>> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn comments_mut(&self) -> RefMut<'_, Vec<Rc<Comment>>> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> symbols/symbol_host.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn factory(&self) -> SymbolFactory {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn factory(&self) -> SymbolFactory<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> util/shared_array.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn iter(&self) -> SharedArrayIterator<T> where T: Clone {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn iter(&self) -> SharedArrayIterator<'_, T> where T: Clone {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> util/shared_map.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn borrow(&self) -> std::cell::Ref<HashMap<K, V>> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn borrow(&self) -> std::cell::Ref<'_, HashMap<K, V>> {
[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] warning: field `host` is never read
[INFO] [stdout]   --> verifier.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Verifier {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 44 |     host: Rc<SymbolHost>,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> compilation_unit/compilation_unit.rs:129:25
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn comments_mut(&self) -> RefMut<Vec<Rc<Comment>>> {
[INFO] [stdout]     |                         ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 129 |     pub fn comments_mut(&self) -> RefMut<'_, Vec<Rc<Comment>>> {
[INFO] [stdout]     |                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> symbols/symbol_host.rs:140:20
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn factory(&self) -> SymbolFactory {
[INFO] [stdout]     |                    ^^^^^     ^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn factory(&self) -> SymbolFactory<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> util/shared_array.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn iter(&self) -> SharedArrayIterator<T> where T: Clone {
[INFO] [stdout]    |                 ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 77 |     pub fn iter(&self) -> SharedArrayIterator<'_, T> where T: Clone {
[INFO] [stdout]    |                                               +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> util/shared_map.rs:83:19
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn borrow(&self) -> std::cell::Ref<HashMap<K, V>> {
[INFO] [stdout]    |                   ^^^^^     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                   |
[INFO] [stdout]    |                   the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub fn borrow(&self) -> std::cell::Ref<'_, HashMap<K, V>> {
[INFO] [stdout]    |                                            +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.93s
[INFO] running `Command { std: "docker" "inspect" "a0621c25264d43346e453d321bf46114f512c1b49454650493831e3b4a6d3be7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0621c25264d43346e453d321bf46114f512c1b49454650493831e3b4a6d3be7", kill_on_drop: false }`
[INFO] [stdout] a0621c25264d43346e453d321bf46114f512c1b49454650493831e3b4a6d3be7
