Dec 07 21:57:39.676 INFO testing c4-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 21:57:39.676 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 21:57:39.856 INFO [stdout] 6bc9d49a3b90cc61514cb67e97f165c6f00f7710b4ad238a2719ffb310a298af
Dec 07 21:57:39.862 INFO running `"docker" "start" "-a" "6bc9d49a3b90cc61514cb67e97f165c6f00f7710b4ad238a2719ffb310a298af"`
Dec 07 21:57:40.316 INFO [stderr] usermod: no changes
Dec 07 21:57:40.342 INFO [stderr]    Compiling c4 v0.1.0 (/source)
Dec 07 21:57:40.922 INFO [stderr] warning: enum is never used: `Value`
Dec 07 21:57:40.922 INFO [stderr]  --> src/parser/mod.rs:5:1
Dec 07 21:57:40.922 INFO [stderr]   |
Dec 07 21:57:40.922 INFO [stderr] 5 | pub enum Value {
Dec 07 21:57:40.922 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 07 21:57:40.922 INFO [stderr]   |
Dec 07 21:57:40.922 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 21:57:40.922 INFO [stderr] 
Dec 07 21:57:40.922 INFO [stderr] warning: method is never used: `from_vec`
Dec 07 21:57:40.922 INFO [stderr]   --> src/parser/mod.rs:11:5
Dec 07 21:57:40.922 INFO [stderr]    |
Dec 07 21:57:40.922 INFO [stderr] 11 |     pub fn from_vec(v: Vec<String>) -> Self {
Dec 07 21:57:40.922 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:40.922 INFO [stderr] 
Dec 07 21:57:40.922 INFO [stderr] warning: method is never used: `from_str`
Dec 07 21:57:40.922 INFO [stderr]   --> src/parser/mod.rs:15:5
Dec 07 21:57:40.922 INFO [stderr]    |
Dec 07 21:57:40.922 INFO [stderr] 15 |     pub fn from_str(s: &str) -> Self {
Dec 07 21:57:40.922 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:40.922 INFO [stderr] 
Dec 07 21:57:40.922 INFO [stderr] warning: method is never used: `from_string`
Dec 07 21:57:40.922 INFO [stderr]   --> src/parser/mod.rs:19:5
Dec 07 21:57:40.922 INFO [stderr]    |
Dec 07 21:57:40.922 INFO [stderr] 19 |     pub fn from_string(s: &String) -> Self {
Dec 07 21:57:40.922 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:40.922 INFO [stderr] 
Dec 07 21:57:40.922 INFO [stderr] warning: struct is never constructed: `Property`
Dec 07 21:57:40.923 INFO [stderr]   --> src/parser/mod.rs:24:1
Dec 07 21:57:40.923 INFO [stderr]    |
Dec 07 21:57:40.923 INFO [stderr] 24 | struct Property {
Dec 07 21:57:40.923 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 07 21:57:40.923 INFO [stderr] 
Dec 07 21:57:40.923 INFO [stderr] warning: method is never used: `new`
Dec 07 21:57:40.923 INFO [stderr]   --> src/parser/mod.rs:30:5
Dec 07 21:57:40.923 INFO [stderr]    |
Dec 07 21:57:40.923 INFO [stderr] 30 |     pub fn new(_id: String, _value: Value) -> Self {
Dec 07 21:57:40.923 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:40.923 INFO [stderr] 
Dec 07 21:57:40.923 INFO [stderr] warning: struct is never constructed: `Rule`
Dec 07 21:57:40.923 INFO [stderr]   --> src/parser/mod.rs:35:1
Dec 07 21:57:40.923 INFO [stderr]    |
Dec 07 21:57:40.923 INFO [stderr] 35 | struct Rule {
Dec 07 21:57:40.923 INFO [stderr]    | ^^^^^^^^^^^
Dec 07 21:57:40.923 INFO [stderr] 
Dec 07 21:57:40.923 INFO [stderr] warning: struct is never constructed: `Selector`
Dec 07 21:57:40.923 INFO [stderr]   --> src/parser/mod.rs:39:1
Dec 07 21:57:40.923 INFO [stderr]    |
Dec 07 21:57:40.923 INFO [stderr] 39 | struct Selector(Vec<Rule>);
Dec 07 21:57:40.923 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:40.923 INFO [stderr] 
Dec 07 21:57:41.051 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.72s
Dec 07 21:57:41.053 INFO [stderr] su: No module specific data is present
Dec 07 21:57:41.294 INFO running `"docker" "inspect" "6bc9d49a3b90cc61514cb67e97f165c6f00f7710b4ad238a2719ffb310a298af"`
Dec 07 21:57:41.385 INFO running `"docker" "rm" "-f" "6bc9d49a3b90cc61514cb67e97f165c6f00f7710b4ad238a2719ffb310a298af"`
Dec 07 21:57:41.513 INFO [stdout] 6bc9d49a3b90cc61514cb67e97f165c6f00f7710b4ad238a2719ffb310a298af
Dec 07 21:57:41.515 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 21:57:41.657 INFO [stdout] 655f4268130423d22ed659233300e05ec29b38955d4166afa0073b20eb135be2
Dec 07 21:57:41.659 INFO running `"docker" "start" "-a" "655f4268130423d22ed659233300e05ec29b38955d4166afa0073b20eb135be2"`
Dec 07 21:57:42.106 INFO [stderr] usermod: no changes
Dec 07 21:57:42.168 INFO [stderr]    Compiling c4 v0.1.0 (/source)
Dec 07 21:57:42.910 INFO [stderr] warning: enum is never used: `Value`
Dec 07 21:57:42.910 INFO [stderr]  --> src/parser/mod.rs:5:1
Dec 07 21:57:42.910 INFO [stderr]   |
Dec 07 21:57:42.910 INFO [stderr] 5 | pub enum Value {
Dec 07 21:57:42.910 INFO [stderr]   | ^^^^^^^^^^^^^^
Dec 07 21:57:42.910 INFO [stderr]   |
Dec 07 21:57:42.910 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 07 21:57:42.910 INFO [stderr] 
Dec 07 21:57:42.910 INFO [stderr] warning: method is never used: `from_vec`
Dec 07 21:57:42.910 INFO [stderr]   --> src/parser/mod.rs:11:5
Dec 07 21:57:42.910 INFO [stderr]    |
Dec 07 21:57:42.910 INFO [stderr] 11 |     pub fn from_vec(v: Vec<String>) -> Self {
Dec 07 21:57:42.910 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:42.910 INFO [stderr] 
Dec 07 21:57:42.910 INFO [stderr] warning: method is never used: `from_str`
Dec 07 21:57:42.910 INFO [stderr]   --> src/parser/mod.rs:15:5
Dec 07 21:57:42.910 INFO [stderr]    |
Dec 07 21:57:42.910 INFO [stderr] 15 |     pub fn from_str(s: &str) -> Self {
Dec 07 21:57:42.910 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:42.910 INFO [stderr] 
Dec 07 21:57:42.910 INFO [stderr] warning: method is never used: `from_string`
Dec 07 21:57:42.910 INFO [stderr]   --> src/parser/mod.rs:19:5
Dec 07 21:57:42.910 INFO [stderr]    |
Dec 07 21:57:42.910 INFO [stderr] 19 |     pub fn from_string(s: &String) -> Self {
Dec 07 21:57:42.910 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:42.911 INFO [stderr] 
Dec 07 21:57:42.911 INFO [stderr] warning: struct is never constructed: `Property`
Dec 07 21:57:42.911 INFO [stderr]   --> src/parser/mod.rs:24:1
Dec 07 21:57:42.911 INFO [stderr]    |
Dec 07 21:57:42.911 INFO [stderr] 24 | struct Property {
Dec 07 21:57:42.911 INFO [stderr]    | ^^^^^^^^^^^^^^^
Dec 07 21:57:42.911 INFO [stderr] 
Dec 07 21:57:42.911 INFO [stderr] warning: method is never used: `new`
Dec 07 21:57:42.911 INFO [stderr]   --> src/parser/mod.rs:30:5
Dec 07 21:57:42.911 INFO [stderr]    |
Dec 07 21:57:42.911 INFO [stderr] 30 |     pub fn new(_id: String, _value: Value) -> Self {
Dec 07 21:57:42.911 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:42.911 INFO [stderr] 
Dec 07 21:57:42.911 INFO [stderr] warning: struct is never constructed: `Rule`
Dec 07 21:57:42.911 INFO [stderr]   --> src/parser/mod.rs:35:1
Dec 07 21:57:42.911 INFO [stderr]    |
Dec 07 21:57:42.911 INFO [stderr] 35 | struct Rule {
Dec 07 21:57:42.911 INFO [stderr]    | ^^^^^^^^^^^
Dec 07 21:57:42.911 INFO [stderr] 
Dec 07 21:57:42.911 INFO [stderr] warning: struct is never constructed: `Selector`
Dec 07 21:57:42.911 INFO [stderr]   --> src/parser/mod.rs:39:1
Dec 07 21:57:42.911 INFO [stderr]    |
Dec 07 21:57:42.911 INFO [stderr] 39 | struct Selector(Vec<Rule>);
Dec 07 21:57:42.911 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 07 21:57:42.911 INFO [stderr] 
Dec 07 21:57:43.104 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 07 21:57:43.107 INFO [stderr] su: No module specific data is present
Dec 07 21:57:43.346 INFO running `"docker" "inspect" "655f4268130423d22ed659233300e05ec29b38955d4166afa0073b20eb135be2"`
Dec 07 21:57:43.440 INFO running `"docker" "rm" "-f" "655f4268130423d22ed659233300e05ec29b38955d4166afa0073b20eb135be2"`
Dec 07 21:57:43.531 INFO [stdout] 655f4268130423d22ed659233300e05ec29b38955d4166afa0073b20eb135be2
Dec 07 21:57:43.533 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 21:57:43.677 INFO [stdout] 7bd7874aae3509f02c7342281b25b7c51bed125f445b5c4bc6e8d82f8b2c2910
Dec 07 21:57:43.679 INFO running `"docker" "start" "-a" "7bd7874aae3509f02c7342281b25b7c51bed125f445b5c4bc6e8d82f8b2c2910"`
Dec 07 21:57:44.063 INFO [stderr] usermod: no changes
Dec 07 21:57:44.109 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 07 21:57:44.111 INFO [stderr]      Running /target/debug/deps/c4-3da8e65f552541f1
Dec 07 21:57:44.112 INFO [stdout] 
Dec 07 21:57:44.112 INFO [stdout] running 0 tests
Dec 07 21:57:44.112 INFO [stdout] 
Dec 07 21:57:44.112 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 21:57:44.112 INFO [stdout] 
Dec 07 21:57:44.112 INFO [stderr]    Doc-tests c4
Dec 07 21:57:45.010 INFO [stdout] 
Dec 07 21:57:45.010 INFO [stdout] running 0 tests
Dec 07 21:57:45.010 INFO [stdout] 
Dec 07 21:57:45.010 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 21:57:45.010 INFO [stdout] 
Dec 07 21:57:45.010 INFO [stderr] su: No module specific data is present
Dec 07 21:57:45.301 INFO running `"docker" "inspect" "7bd7874aae3509f02c7342281b25b7c51bed125f445b5c4bc6e8d82f8b2c2910"`
Dec 07 21:57:45.380 INFO running `"docker" "rm" "-f" "7bd7874aae3509f02c7342281b25b7c51bed125f445b5c4bc6e8d82f8b2c2910"`
Dec 07 21:57:45.488 INFO [stdout] 7bd7874aae3509f02c7342281b25b7c51bed125f445b5c4bc6e8d82f8b2c2910