[INFO] fetching crate serde-select 0.1.0-alpha.1...
[INFO] testing serde-select-0.1.0-alpha.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate serde-select 0.1.0-alpha.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate serde-select 0.1.0-alpha.1
[INFO] finished tweaking crates.io crate serde-select 0.1.0-alpha.1
[INFO] tweaked toml for crates.io crate serde-select 0.1.0-alpha.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-select 0.1.0-alpha.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "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 52 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.10)
[INFO] [stderr]       Adding quickcheck v0.8.5 (available: v1.1.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] [stderr]       Adding toml v0.5.11 (available: v1.1.2+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 990d0dc526383d6729e98b0577df192054f234722f8795e682260deb71f85659
[INFO] running `Command { std: "docker" "start" "-a" "990d0dc526383d6729e98b0577df192054f234722f8795e682260deb71f85659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "990d0dc526383d6729e98b0577df192054f234722f8795e682260deb71f85659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "990d0dc526383d6729e98b0577df192054f234722f8795e682260deb71f85659", kill_on_drop: false }`
[INFO] [stdout] 990d0dc526383d6729e98b0577df192054f234722f8795e682260deb71f85659
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1f9204171e79e4e819087b6c54501b039ec5666be9b6d4d925d7bd14358fd50
[INFO] running `Command { std: "docker" "start" "-a" "b1f9204171e79e4e819087b6c54501b039ec5666be9b6d4d925d7bd14358fd50", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling is-match v0.1.0
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling serde-select v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate thiserror;
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use] extern crate is_match;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/read.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/read.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize_with_seperator`
[INFO] [stdout]  --> src/read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::tokenizer::tokenize_with_seperator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/resolver.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/resolver.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `has_next` and `pop_last` are never used
[INFO] [stdout]   --> src/tokenizer.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Token {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn has_next(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn pop_last(&mut self) -> Option<Box<Token>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve` is never used
[INFO] [stdout]   --> src/resolver.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn resolve<'doc, O>(obj: &'doc O, tokens: &Token, error_if_not_found: bool)
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.08s
[INFO] running `Command { std: "docker" "inspect" "b1f9204171e79e4e819087b6c54501b039ec5666be9b6d4d925d7bd14358fd50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f9204171e79e4e819087b6c54501b039ec5666be9b6d4d925d7bd14358fd50", kill_on_drop: false }`
[INFO] [stdout] b1f9204171e79e4e819087b6c54501b039ec5666be9b6d4d925d7bd14358fd50
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ef93ea021621eaa0dacd0695b05ae9288ff9e894aa57913004dc9ec52e6ec43
[INFO] running `Command { std: "docker" "start" "-a" "0ef93ea021621eaa0dacd0695b05ae9288ff9e894aa57913004dc9ec52e6ec43", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate thiserror;
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[macro_use] extern crate is_match;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/read.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/read.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize_with_seperator`
[INFO] [stdout]  --> src/read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::tokenizer::tokenize_with_seperator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/resolver.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/resolver.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `has_next` and `pop_last` are never used
[INFO] [stdout]   --> src/tokenizer.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Token {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn has_next(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn pop_last(&mut self) -> Option<Box<Token>> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `resolve` is never used
[INFO] [stdout]   --> src/resolver.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn resolve<'doc, O>(obj: &'doc O, tokens: &Token, error_if_not_found: bool)
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling serde-select v0.1.0-alpha.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde_json::Number`
[INFO] [stdout]  --> tests/json/read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use serde_json::Number;
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use] extern crate thiserror;
[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 `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use] extern crate regex;
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use] extern crate serde_derive;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | #[macro_use] extern crate env_logger;
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stdout]  --> src/read.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde::{Deserialize, Serialize};
[INFO] [stdout]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::convert::TryInto`
[INFO] [stdout]  --> src/read.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::tokenizer::tokenize_with_seperator`
[INFO] [stdout]  --> src/read.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::tokenizer::tokenize_with_seperator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/resolver.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]  --> src/resolver.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use serde::Deserialize;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/resolver.rs:290:55
[INFO] [stdout]     |
[INFO] [stdout] 290 |         assert!(is_match!(result, Value::Integer(5)), format!("Not 5: {:?}", result));
[INFO] [stdout]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 290 -         assert!(is_match!(result, Value::Integer(5)), format!("Not 5: {:?}", result));
[INFO] [stdout] 290 +         assert!(is_match!(result, Value::Integer(5)), "Not 5: {:?}", result);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/resolver.rs:672:34
[INFO] [stdout]     |
[INFO] [stdout] 672 |         assert!(result.is_err(), format!("Error expected but having: {:?}", result));
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 672 -         assert!(result.is_err(), format!("Error expected but having: {:?}", result));
[INFO] [stdout] 672 +         assert!(result.is_err(), "Error expected but having: {:?}", result);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.41s
[INFO] running `Command { std: "docker" "inspect" "0ef93ea021621eaa0dacd0695b05ae9288ff9e894aa57913004dc9ec52e6ec43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef93ea021621eaa0dacd0695b05ae9288ff9e894aa57913004dc9ec52e6ec43", kill_on_drop: false }`
[INFO] [stdout] 0ef93ea021621eaa0dacd0695b05ae9288ff9e894aa57913004dc9ec52e6ec43
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 737618cf237f8e0f3db6432958365f5d4ebfacb62509db12a2326903cf362343
[INFO] running `Command { std: "docker" "start" "-a" "737618cf237f8e0f3db6432958365f5d4ebfacb62509db12a2326903cf362343", kill_on_drop: false }`
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #[macro_use] extern crate thiserror;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use] extern crate regex;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #[macro_use] extern crate is_match;
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Deserialize` and `Serialize`
[INFO] [stderr]  --> src/read.rs:1:13
[INFO] [stderr]   |
[INFO] [stderr] 1 | use serde::{Deserialize, Serialize};
[INFO] [stderr]   |             ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::convert::TryInto`
[INFO] [stderr]  --> src/read.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::convert::TryInto;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::tokenizer::tokenize_with_seperator`
[INFO] [stderr]  --> src/read.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::tokenizer::tokenize_with_seperator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Index`
[INFO] [stderr]  --> src/resolver.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::ops::Index;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::Deserialize`
[INFO] [stderr]  --> src/resolver.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use serde::Deserialize;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `has_next` and `pop_last` are never used
[INFO] [stderr]   --> src/tokenizer.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Token {
[INFO] [stderr]    | ---------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 27 |     pub fn has_next(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub fn pop_last(&mut self) -> Option<Box<Token>> {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `resolve` is never used
[INFO] [stderr]   --> src/resolver.rs:10:8
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub fn resolve<'doc, O>(obj: &'doc O, tokens: &Token, error_if_not_found: bool)
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use] extern crate serde_derive;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | #[macro_use] extern crate env_logger;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/resolver.rs:290:55
[INFO] [stderr]     |
[INFO] [stderr] 290 |         assert!(is_match!(result, Value::Integer(5)), format!("Not 5: {:?}", result));
[INFO] [stderr]     |                                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 290 -         assert!(is_match!(result, Value::Integer(5)), format!("Not 5: {:?}", result));
[INFO] [stderr] 290 +         assert!(is_match!(result, Value::Integer(5)), "Not 5: {:?}", result);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/resolver.rs:672:34
[INFO] [stderr]     |
[INFO] [stderr] 672 |         assert!(result.is_err(), format!("Error expected but having: {:?}", result));
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 672 -         assert!(result.is_err(), format!("Error expected but having: {:?}", result));
[INFO] [stderr] 672 +         assert!(result.is_err(), "Error expected but having: {:?}", result);
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-select` (lib) generated 10 warnings (run `cargo fix --lib -p serde-select` to apply 5 suggestions)
[INFO] [stderr] warning: `serde-select` (lib test) generated 11 warnings (7 duplicates) (run `cargo fix --lib -p serde-select --tests` to apply 2 suggestions)
[INFO] [stderr] warning: unused import: `serde_json::Number`
[INFO] [stderr]  --> tests/json/read.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use serde_json::Number;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-select` (test "tests") generated 1 warning (run `cargo fix --test "tests" -p serde-select` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_select-09692f0583db8c21)
[INFO] [stdout] 
[INFO] [stdout] running 48 tests
[INFO] [stdout] test resolver::test::test_resolve_empty_toml_simple_query ... ok
[INFO] [stdout] test resolver::test::test_indexing_out_of_bounds_edgecase_2 ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_array_bools ... ok
[INFO] [stdout] test resolver::test::test_indexing_out_of_bounds_edgecase_1 ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_array_floats ... ok
[INFO] [stdout] test resolver::test::test_resolve_array_index_query_2 ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_array_integers ... ok
[INFO] [stdout] test resolver::test::test_resolve_array_table_query_1 ... ok
[INFO] [stdout] test resolver::test::test_resolve_multi_table_query ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_bool ... ok
[INFO] [stdout] test resolver::test::test_resolve_array_index_query_1 ... ok
[INFO] [stdout] test resolver::test::test_resolve_array_table_query_2 ... ok
[INFO] [stdout] test resolver::test::test_indexing_out_of_bounds ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_float ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_integer ... ok
[INFO] [stdout] test resolver::test::test_resolve_present_string ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_empty_table ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_identifier_in_array ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_index_in_table ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_member_of_empty_table ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_on_result ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_value_as_array ... ok
[INFO] [stdout] test resolver::test::test_resolve_query_value_as_table ... ok
[INFO] [stdout] test resolver::test::test_resolve_table_array_element_query ... ok
[INFO] [stdout] test resolver::test::test_resolve_table_array_query ... ok
[INFO] [stdout] test resolver::test::test_resolve_table_element_query ... ok
[INFO] [stdout] test resolver::test::test_resolve_table_with_many_elements_element_query ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_chain ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_identifier_chain ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_identifier_chain_is_array ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_mixed_chain ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_mixed_chain_is_array ... ok
[INFO] [stdout] test tokenizer::test::test_array_index ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_one_token ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_single_identifier_token_is_none ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_single_identifier_token_is_one ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_single_index_token_is_none ... ok
[INFO] [stdout] test tokenizer::test::test_pop_last_token_from_single_index_token_is_one ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_array_brackets_only ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_double_token_query ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_empty_query_to_error ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_empty_token_after_good_token ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_ident_then_array_query ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_identifiers_in_array_brackets ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_identifiers_with_array_brackets_only ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_many_idents_then_array_query ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_seperator_only ... ok
[INFO] [stdout] test tokenizer::test::test_tokenize_single_token_query ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 48 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-f7967f224e31e78e)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test json::read::test_read_empty ... ok
[INFO] [stdout] test json::read::test_read_empty_without_seperator ... ok
[INFO] [stdout] test json::read::test_read_empty_table_value ... ok
[INFO] [stdout] test json::read::test_read_empty_table_value_without_seperator ... ok
[INFO] [stdout] test json::read::test_read_table ... ok
[INFO] [stdout] test json::read::test_read_table_value_without_seperator ... ok
[INFO] [stdout] test json::read::test_read_table_without_seperator ... ok
[INFO] [stdout] test toml::read::test_read_empty ... ok
[INFO] [stdout] test json::read::test_read_table_value ... ok
[INFO] [stdout] test toml::read::test_read_empty_without_seperator ... ok
[INFO] [stdout] test toml::read::test_read_table ... ok
[INFO] [stdout] test toml::read::test_read_empty_table_value ... ok
[INFO] [stdout] test toml::read::test_read_table_value ... ok
[INFO] [stdout] test toml::read::test_read_empty_table_value_without_seperator ... ok
[INFO] [stdout] test toml::read::test_read_table_value_without_seperator ... ok
[INFO] [stdout] test toml::read::test_read_table_without_seperator ... ok
[INFO] [stdout] test json::read::test_read_table_index ... ok
[INFO] [stdout] test json::read::test_read_table_index_without_seperator ... ok
[INFO] [stdout] test toml::read::test_read_table_index ... ok
[INFO] [stdout] test toml::read::test_read_table_index_without_seperator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_select
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "737618cf237f8e0f3db6432958365f5d4ebfacb62509db12a2326903cf362343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "737618cf237f8e0f3db6432958365f5d4ebfacb62509db12a2326903cf362343", kill_on_drop: false }`
[INFO] [stdout] 737618cf237f8e0f3db6432958365f5d4ebfacb62509db12a2326903cf362343
