[INFO] fetching crate lig 0.1.0...
[INFO] testing lig-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate lig 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate lig 0.1.0
[INFO] finished tweaking crates.io crate lig 0.1.0
[INFO] tweaked toml for crates.io crate lig 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lig 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "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 22 packages to latest compatible versions
[INFO] [stderr]       Adding gaze v0.3.0 (available: v0.5.0)
[INFO] [stderr]       Adding ligature v0.5.0 (available: v0.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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 uuid v0.8.2
[INFO] [stderr]   Downloaded ligature v0.5.0
[INFO] [stderr]   Downloaded serde v1.0.228
[INFO] [stderr]   Downloaded quote v1.0.41
[INFO] [stderr]   Downloaded cfg-if v1.0.4
[INFO] [stderr]   Downloaded wasi v0.11.1+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded serde_core v1.0.228
[INFO] [stderr]   Downloaded proc-macro2 v1.0.103
[INFO] [stderr]   Downloaded syn v2.0.108
[INFO] [stderr]   Downloaded memchr v2.7.6
[INFO] [stderr]   Downloaded unicode-ident v1.0.22
[INFO] [stderr]   Downloaded unicode-segmentation v1.12.0
[INFO] [stderr]   Downloaded aho-corasick v1.1.4
[INFO] [stderr]   Downloaded serde_derive v1.0.228
[INFO] [stderr]   Downloaded regex v1.12.2
[INFO] [stderr]   Downloaded regex-syntax v0.8.8
[INFO] [stderr]   Downloaded regex-automata v0.4.13
[INFO] [stderr]   Downloaded libc v0.2.177
[INFO] [stderr]   Downloaded gaze v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d80e46db4c90f95af3a10d8178d251ef1b6f01506a9d65f2bb65154b9eb16cc3
[INFO] running `Command { std: "docker" "start" "-a" "d80e46db4c90f95af3a10d8178d251ef1b6f01506a9d65f2bb65154b9eb16cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d80e46db4c90f95af3a10d8178d251ef1b6f01506a9d65f2bb65154b9eb16cc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d80e46db4c90f95af3a10d8178d251ef1b6f01506a9d65f2bb65154b9eb16cc3", kill_on_drop: false }`
[INFO] [stdout] d80e46db4c90f95af3a10d8178d251ef1b6f01506a9d65f2bb65154b9eb16cc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd1d94866e66e4d5363289b737159189df7bd4b8e5281a3c779b0773307e9e54
[INFO] running `Command { std: "docker" "start" "-a" "bd1d94866e66e4d5363289b737159189df7bd4b8e5281a3c779b0773307e9e54", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling cfg-if v1.0.4
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling gaze v0.3.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.108
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling ligature v0.5.0
[INFO] [stderr]    Compiling lig v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/read.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn read(input: &str) -> Result<Vec<Statement>, LigError> {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `integer`
[INFO] [stdout]    --> src/read.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let integer = gaze.attempt(&integer_step)?;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn hex_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn integer_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:134:16
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn string_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bytes_step` is never used
[INFO] [stdout]    --> src/read.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[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 `statement_step` is never used
[INFO] [stdout]    --> src/read.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `Command { std: "docker" "inspect" "bd1d94866e66e4d5363289b737159189df7bd4b8e5281a3c779b0773307e9e54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd1d94866e66e4d5363289b737159189df7bd4b8e5281a3c779b0773307e9e54", kill_on_drop: false }`
[INFO] [stdout] bd1d94866e66e4d5363289b737159189df7bd4b8e5281a3c779b0773307e9e54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a30af27c373c4020189effdf5ad5e0148cdd29d6a61e472df43e1d9cfd07aec
[INFO] running `Command { std: "docker" "start" "-a" "3a30af27c373c4020189effdf5ad5e0148cdd29d6a61e472df43e1d9cfd07aec", kill_on_drop: false }`
[INFO] [stderr]    Compiling lig v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/read.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn read(input: &str) -> Result<Vec<Statement>, LigError> {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `integer`
[INFO] [stdout]    --> src/read.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let integer = gaze.attempt(&integer_step)?;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn hex_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn integer_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:134:16
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn string_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bytes_step` is never used
[INFO] [stdout]    --> src/read.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[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 `statement_step` is never used
[INFO] [stdout]    --> src/read.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `read`
[INFO] [stdout]  --> tests/read_spec.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use lig::read::{read, read_attribute, read_entity, read_value};
[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 imports: `Bytes` and `Statement`
[INFO] [stdout]  --> tests/read_spec.rs:7:27
[INFO] [stdout]   |
[INFO] [stdout] 7 | use ligature::{Attribute, Bytes, Entity, Statement, Value};
[INFO] [stdout]   |                           ^^^^^          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/read.rs:45:13
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub fn read(input: &str) -> Result<Vec<Statement>, LigError> {
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `integer`
[INFO] [stdout]    --> src/read.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |             let integer = gaze.attempt(&integer_step)?;
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:122:13
[INFO] [stdout]     |
[INFO] [stdout] 122 | fn hex_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 | fn integer_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:130:15
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:134:16
[INFO] [stdout]     |
[INFO] [stdout] 134 | fn string_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stdout]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `gaze`
[INFO] [stdout]    --> src/read.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stdout]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bytes_step` is never used
[INFO] [stdout]    --> src/read.rs:130:4
[INFO] [stdout]     |
[INFO] [stdout] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[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 `statement_step` is never used
[INFO] [stdout]    --> src/read.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "3a30af27c373c4020189effdf5ad5e0148cdd29d6a61e472df43e1d9cfd07aec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a30af27c373c4020189effdf5ad5e0148cdd29d6a61e472df43e1d9cfd07aec", kill_on_drop: false }`
[INFO] [stdout] 3a30af27c373c4020189effdf5ad5e0148cdd29d6a61e472df43e1d9cfd07aec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 762d97b79d9b06244727c5b9a8c8a09ef1d7260d246962fdfeaa503fe533db17
[INFO] running `Command { std: "docker" "start" "-a" "762d97b79d9b06244727c5b9a8c8a09ef1d7260d246962fdfeaa503fe533db17", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/read.rs:45:13
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub fn read(input: &str) -> Result<Vec<Statement>, LigError> {
[INFO] [stderr]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `integer`
[INFO] [stderr]    --> src/read.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |             let integer = gaze.attempt(&integer_step)?;
[INFO] [stderr]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_integer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gaze`
[INFO] [stderr]    --> src/read.rs:122:13
[INFO] [stderr]     |
[INFO] [stderr] 122 | fn hex_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stderr]     |             ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gaze`
[INFO] [stderr]    --> src/read.rs:126:17
[INFO] [stderr]     |
[INFO] [stderr] 126 | fn integer_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gaze`
[INFO] [stderr]    --> src/read.rs:130:15
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stderr]     |               ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gaze`
[INFO] [stderr]    --> src/read.rs:134:16
[INFO] [stderr]     |
[INFO] [stderr] 134 | fn string_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stderr]     |                ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `gaze`
[INFO] [stderr]    --> src/read.rs:138:19
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stderr]     |                   ^^^^ help: if this is intentional, prefix it with an underscore: `_gaze`
[INFO] [stderr] 
[INFO] [stderr] warning: function `bytes_step` is never used
[INFO] [stderr]    --> src/read.rs:130:4
[INFO] [stderr]     |
[INFO] [stderr] 130 | fn bytes_step(gaze: &mut Gaze<&str>) -> Result<Value, NoMatch> {
[INFO] [stderr]     |    ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `statement_step` is never used
[INFO] [stderr]    --> src/read.rs:138:4
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn statement_step(gaze: &mut Gaze<&str>) -> Result<Statement, NoMatch> {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lig` (lib) generated 9 warnings
[INFO] [stderr] warning: `lig` (lib test) generated 9 warnings (9 duplicates)
[INFO] [stderr] warning: unused import: `read`
[INFO] [stderr]  --> tests/read_spec.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | use lig::read::{read, read_attribute, read_entity, read_value};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Bytes` and `Statement`
[INFO] [stderr]  --> tests/read_spec.rs:7:27
[INFO] [stderr]   |
[INFO] [stderr] 7 | use ligature::{Attribute, Bytes, Entity, Statement, Value};
[INFO] [stderr]   |                           ^^^^^          ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lig` (test "read_spec") generated 2 warnings (run `cargo fix --test "read_spec"` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lig-fbbdddd4fb837b33)
[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] [stderr]      Running tests/read_spec.rs (/opt/rustwide/target/debug/deps/read_spec-75cf8b75e7637f2a)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test read_attributes ... ok
[INFO] [stdout] test read_entities ... ok
[INFO] [stdout] test read_string_literals ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- read_string_literals stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'read_string_literals' (28) panicked at src/read.rs:135:5:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x626b567531d2 - std::backtrace_rs::backtrace::libunwind::trace::h62f3c6bea0fedab3
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x626b567531d2 - std::backtrace_rs::backtrace::trace_unsynchronized::hc41aaca6c0af0bde
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x626b567531d2 - std::sys::backtrace::_print_fmt::h33ac2b97007106cc
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x626b567531d2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h4e0a3aeea0f9c085
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x626b5676432f - core::fmt::rt::Argument::fmt::h1edd6a3e00b22f10
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x626b5676432f - core::fmt::write::hecf68a131630c74d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x626b56720641 - std::io::default_write_fmt::ha6b238eff7f0ef8a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x626b56720641 - std::io::Write::write_fmt::h9846fe3d2a36c1ea
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x626b5672c7f2 - std::sys::backtrace::BacktraceLock::print::h75160192768e5621
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x626b5673133f - std::panicking::default_hook::{{closure}}::h14d82797cfb1ddcb
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:301:27
[INFO] [stdout]   10:     0x626b567311d1 - std::panicking::default_hook::h63f9bf8161c5d325
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:325:9
[INFO] [stdout]   11:     0x626b5645a4ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb8126f8384f98101
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   12:     0x626b5645a4ae - test::test_main_with_exit_callback::{{closure}}::hae96ae0cd2f2ce70
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x626b567319ff - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::ha703f6686c81d0c6
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1999:9
[INFO] [stdout]   14:     0x626b567319ff - std::panicking::panic_with_hook::h3173740e06bd0752
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:842:13
[INFO] [stdout]   15:     0x626b56731826 - std::panicking::panic_handler::{{closure}}::hbac492c61eb56a87
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:700:13
[INFO] [stdout]   16:     0x626b5672c929 - std::sys::backtrace::__rust_end_short_backtrace::haa3eac3df9535320
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x626b56714c7d - __rustc[de0091b922c53d7e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:698:5
[INFO] [stdout]   18:     0x626b5676cd90 - core::panicking::panic_fmt::h5138da2ef87be35b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x626b5676cd6c - core::panicking::panic::hb515f22c0e98143a
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x626b5647e27e - lig::read::string_step::hf8a80df5718e26bb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:135:5
[INFO] [stdout]   21:     0x626b5647eb0f - core::ops::function::Fn::call::h5ce65e3637f2b316
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:79:5
[INFO] [stdout]   22:     0x626b5648054d - gaze::Gaze<I>::attempt::hd65e597ff7391dce
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gaze-0.3.0/src/lib.rs:58:19
[INFO] [stdout]   23:     0x626b5647d7b5 - lig::read::value_step::h3c92509367bbe9e2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:81:22
[INFO] [stdout]   24:     0x626b5647eb6f - core::ops::function::Fn::call::h7563f891fa27dc93
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:79:5
[INFO] [stdout]   25:     0x626b5648054d - gaze::Gaze<I>::attempt::hd65e597ff7391dce
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gaze-0.3.0/src/lib.rs:58:19
[INFO] [stdout]   26:     0x626b5647d58d - lig::read::read_value::ha18ad23444fcb327
[INFO] [stdout]                                at /opt/rustwide/workdir/src/read.rs:41:10
[INFO] [stdout]   27:     0x626b56439393 - read_spec::read_string_literals::h809b7b45316760b5
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/read_spec.rs:25:16
[INFO] [stdout]   28:     0x626b564395bd - read_spec::read_string_literals::{{closure}}::he865bd45af6b5f17
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/read_spec.rs:23:30
[INFO] [stdout]   29:     0x626b56437e66 - core::ops::function::FnOnce::call_once::h1f56959617aa8fb1
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   30:     0x626b5645a28b - core::ops::function::FnOnce::call_once::h8f50ae93d93b62b4
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   31:     0x626b5645a28b - test::__rust_begin_short_backtrace::h447963718d05a644
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:663:18
[INFO] [stdout]   32:     0x626b5646fec5 - test::run_test_in_process::{{closure}}::hf890ba4755ca86c0
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:74
[INFO] [stdout]   33:     0x626b5646fec5 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h31e4b2860e583faa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   34:     0x626b5646fec5 - std::panicking::catch_unwind::do_call::hec7cdbbe797e2cab
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   35:     0x626b5646fec5 - std::panicking::catch_unwind::h24d3b93458b5ba67
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   36:     0x626b5646fec5 - std::panic::catch_unwind::h46eeec7cf9c9336c
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   37:     0x626b5646fec5 - test::run_test_in_process::h290de6e559006104
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:686:27
[INFO] [stdout]   38:     0x626b5646fec5 - test::run_test::{{closure}}::h26eeb2c5f7e9a995
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:607:43
[INFO] [stdout]   39:     0x626b564466c4 - test::run_test::{{closure}}::h85af00882daabeaa
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/test/src/lib.rs:637:41
[INFO] [stdout]   40:     0x626b564466c4 - std::sys::backtrace::__rust_begin_short_backtrace::h9d9305dda51fa5f2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   41:     0x626b5644a06a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hc6aada8b43f0527b
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   42:     0x626b5644a06a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::ha89fe5505c1206f5
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   43:     0x626b5644a06a - std::panicking::catch_unwind::do_call::he3e0bef721d99583
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:590:40
[INFO] [stdout]   44:     0x626b5644a06a - std::panicking::catch_unwind::ha8241964d3d773cd
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panicking.rs:553:19
[INFO] [stdout]   45:     0x626b5644a06a - std::panic::catch_unwind::ha8554bc7696cae72
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/panic.rs:359:14
[INFO] [stdout]   46:     0x626b5644a06a - std::thread::Builder::spawn_unchecked_::{{closure}}::he06f1f62b4c90f8d
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   47:     0x626b5644a06a - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha7fd20ecae19b9b9
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   48:     0x626b56727b1f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h43642ed9c40e0ab2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   49:     0x626b56727b1f - std::sys::thread::unix::Thread::new::thread_start::h38da0f633f090ce2
[INFO] [stdout]                                at /rustc/f8297e351a40c1439a467bbbb6879088047f50b3/library/std/src/sys/thread/unix.rs:126:17
[INFO] [stdout]   50:     0x7b217d4fdaa4 - <unknown>
[INFO] [stdout]   51:     0x7b217d58aa64 - clone
[INFO] [stdout]   52:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     read_string_literals
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test read_spec`
[INFO] running `Command { std: "docker" "inspect" "762d97b79d9b06244727c5b9a8c8a09ef1d7260d246962fdfeaa503fe533db17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762d97b79d9b06244727c5b9a8c8a09ef1d7260d246962fdfeaa503fe533db17", kill_on_drop: false }`
[INFO] [stdout] 762d97b79d9b06244727c5b9a8c8a09ef1d7260d246962fdfeaa503fe533db17
