[INFO] fetching crate tci 0.1.0...
[INFO] testing tci-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate tci 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] removed /workspace/builds/worker-5-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate tci 0.1.0
[INFO] finished tweaking crates.io crate tci 0.1.0
[INFO] tweaked toml for crates.io crate tci 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tci 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] [stderr]       Adding hashbrown v0.9.1 (available: v0.16.0)
[INFO] [stderr]       Adding libc v0.2.107 (available: v0.2.177)
[INFO] [stderr]       Adding libc-print v0.1.17 (available: v0.1.23)
[INFO] [stderr]       Adding strum v0.24.1 (available: v0.27.2)
[INFO] [stderr]       Adding unicode-width v0.1.14 (available: v0.2.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memory_units v0.4.0
[INFO] [stderr]   Downloaded ahash v0.4.8
[INFO] [stderr]   Downloaded peg v0.8.5
[INFO] [stderr]   Downloaded libc-print v0.1.17
[INFO] [stderr]   Downloaded peg-macros v0.8.5
[INFO] [stderr]   Downloaded libc v0.2.107
[INFO] [stderr]   Downloaded peg-runtime v0.8.5
[INFO] [stderr]   Downloaded aliu v0.1.22
[INFO] [stderr]   Downloaded interloc v0.1.3
[INFO] [stderr]   Downloaded wee_alloc v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dd0ab6e3e235ec25b6c2ea43228bdb08674bf266c0f35b0df90801acf6029da
[INFO] running `Command { std: "docker" "start" "-a" "8dd0ab6e3e235ec25b6c2ea43228bdb08674bf266c0f35b0df90801acf6029da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dd0ab6e3e235ec25b6c2ea43228bdb08674bf266c0f35b0df90801acf6029da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dd0ab6e3e235ec25b6c2ea43228bdb08674bf266c0f35b0df90801acf6029da", kill_on_drop: false }`
[INFO] [stdout] 8dd0ab6e3e235ec25b6c2ea43228bdb08674bf266c0f35b0df90801acf6029da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f85c0ad2fadc025e1581d594b2822826063acbcc9232941cc8efb3a21cf40144
[INFO] running `Command { std: "docker" "start" "-a" "f85c0ad2fadc025e1581d594b2822826063acbcc9232941cc8efb3a21cf40144", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling peg-runtime v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.105
[INFO] [stderr]    Compiling ahash v0.4.8
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v2.0.110
[INFO] [stderr]    Compiling strum_macros v0.24.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.105
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling peg-macros v0.8.5
[INFO] [stderr]    Compiling aliu v0.1.22
[INFO] [stderr]    Compiling libc-print v0.1.17
[INFO] [stderr]    Compiling strum v0.24.1
[INFO] [stderr]    Compiling peg v0.8.5
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.105
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.105
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling js-sys v0.3.82
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.4.55
[INFO] [stderr]    Compiling tci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `serialization`
[INFO] [stdout]   --> src/util/term.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg_attr(feature = "serialization", derive(Serialize, Deserialize))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `serialization` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]    = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `serialization`
[INFO] [stdout]   --> src/util/term.rs:55:12
[INFO] [stdout]    |
[INFO] [stdout] 55 | #[cfg_attr(feature = "serialization", derive(Serialize, Deserialize))]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]    |
[INFO] [stdout]    = note: no expected values for `feature`
[INFO] [stdout]    = help: consider adding `serialization` as a feature in `Cargo.toml`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]   --> src/util/general.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub use std::collections::VecDeque;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `fs::*`
[INFO] [stdout]   --> src/runtime/mod.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub use fs::*;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `interpreter::*`
[INFO] [stdout]   --> src/runtime/mod.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub use interpreter::*;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `kernel::*`
[INFO] [stdout]   --> src/runtime/mod.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use kernel::*;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `UnaryOp`
[INFO] [stdout]  --> src/tc_ast.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub use crate::ast::{BinOp, UnaryOp};
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `total` is never read
[INFO] [stdout]    --> src/util/general.rs:579:9
[INFO] [stdout]     |
[INFO] [stdout] 579 |         total += valid.len();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `total` is never read
[INFO] [stdout]    --> src/util/general.rs:582:13
[INFO] [stdout]     |
[INFO] [stdout] 582 |             total += REPLACEMENT.len();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/runtime/kernel.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 let mut proc = self.process.as_mut().unwrap();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: casting `&T` to `&mut T` is undefined behavior, even if the reference is unused, consider instead using an `UnsafeCell`
[INFO] [stdout]    --> src/util/general.rs:777:16
[INFO] [stdout]     |
[INFO] [stdout] 777 |         return &mut *(&self.t as *const T as *mut T);
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: for more information, visit <https://doc.rust-lang.org/book/ch15-05-interior-mutability.html>
[INFO] [stdout]     = note: `#[deny(invalid_reference_casting)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util/tmv.rs:206:20
[INFO] [stdout]     |
[INFO] [stdout] 206 |     pub fn get_mut(&mut self, idx: usize) -> Option<TMVecMut<T, E>> {
[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] 206 |     pub fn get_mut(&mut self, idx: usize) -> Option<TMVecMut<'_, T, E>> {
[INFO] [stdout]     |                                                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util/tmv.rs:214:16
[INFO] [stdout]     |
[INFO] [stdout] 214 |     pub fn get(&self, idx: usize) -> Option<TMVec<T, E>> {
[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] 214 |     pub fn get(&self, idx: usize) -> Option<TMVec<'_, T, E>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/util/tmv.rs:223:21
[INFO] [stdout]     |
[INFO] [stdout] 223 |     pub fn last_mut(&mut self) -> Option<TMVecMut<T, E>> {
[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] 223 |     pub fn last_mut(&mut self) -> Option<TMVecMut<'_, T, E>> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/tc_ast.rs:702:14
[INFO] [stdout]     |
[INFO] [stdout] 702 |     fn deref(&self) -> Option<TCTypeRef> {
[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] 702 |     fn deref(&self) -> Option<TCTypeRef<'_>> {
[INFO] [stdout]     |                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tci` (lib) due to 1 previous error; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "f85c0ad2fadc025e1581d594b2822826063acbcc9232941cc8efb3a21cf40144", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f85c0ad2fadc025e1581d594b2822826063acbcc9232941cc8efb3a21cf40144", kill_on_drop: false }`
[INFO] [stdout] f85c0ad2fadc025e1581d594b2822826063acbcc9232941cc8efb3a21cf40144
