[INFO] fetching crate mathsys 9.0.0...
[INFO] checking mathsys-9.0.0 against try#3fada14ee01d755dc8076e611f11bf65b28ffd21 for pr-154971-1
[INFO] extracting crate mathsys 9.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate mathsys 9.0.0
[INFO] finished tweaking crates.io crate mathsys 9.0.0
[INFO] tweaked toml for crates.io crate mathsys 9.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mathsys 9.0.0 on toolchain 3fada14ee01d755dc8076e611f11bf65b28ffd21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mathsys 9.0.0 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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 enum_dispatch v0.3.13
[INFO] [stderr]   Downloaded rustc_version_runtime v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6c4ef7c1ac99e6b22b1a0702a3fda1784871d3c52afb213715801c11032dedc0
[INFO] running `Command { std: "docker" "start" "-a" "6c4ef7c1ac99e6b22b1a0702a3fda1784871d3c52afb213715801c11032dedc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6c4ef7c1ac99e6b22b1a0702a3fda1784871d3c52afb213715801c11032dedc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4ef7c1ac99e6b22b1a0702a3fda1784871d3c52afb213715801c11032dedc0", kill_on_drop: false }`
[INFO] [stdout] 6c4ef7c1ac99e6b22b1a0702a3fda1784871d3c52afb213715801c11032dedc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+3fada14ee01d755dc8076e611f11bf65b28ffd21" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d088e208a0909e833b2da5b523b4ed9145820193c94d14e79f6cd67bd9f2e025
[INFO] running `Command { std: "docker" "start" "-a" "d088e208a0909e833b2da5b523b4ed9145820193c94d14e79f6cd67bd9f2e025", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]    Compiling zerocopy v0.8.37
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking colored v3.1.1
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking strum v0.27.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling rustc_version_runtime v0.3.0
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]    Compiling enum_dispatch v0.3.13
[INFO] [stderr]    Compiling strum_macros v0.27.2
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking mathsys v9.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(if_let_guard)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]   --> lib.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | #![feature(if_let_guard)]
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `start` and `kind` are never read
[INFO] [stdout]    --> tokenizer/token.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct ShallowToken {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 110 |     start: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     kind: Kind
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ShallowToken` 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 `start` and `kind` are never read
[INFO] [stdout]    --> tokenizer/token.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct ShallowToken {
[INFO] [stdout]     |            ------------ fields in this struct
[INFO] [stdout] 110 |     start: u64,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 111 |     kind: Kind
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ShallowToken` 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: feature `try_trait_v2` is declared but not used
[INFO] [stdout]  --> lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(try_trait_v2)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `try_trait_v2` is declared but not used
[INFO] [stdout]  --> lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(try_trait_v2)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(if_let_guard)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `if_let_guard` has been stable since 1.95.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(if_let_guard)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.44s
[INFO] running `Command { std: "docker" "inspect" "d088e208a0909e833b2da5b523b4ed9145820193c94d14e79f6cd67bd9f2e025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d088e208a0909e833b2da5b523b4ed9145820193c94d14e79f6cd67bd9f2e025", kill_on_drop: false }`
[INFO] [stdout] d088e208a0909e833b2da5b523b4ed9145820193c94d14e79f6cd67bd9f2e025