Dec 05 13:41:24.970 INFO testing mrozycki/rust-fst against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 05 13:41:24.970 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 13:41:25.152 INFO [stdout] ea1ead0300adcf10b687680f0293d0338f4fb0c1fe3baa0dad8e58ea06abc7aa
Dec 05 13:41:25.160 INFO running `"docker" "start" "-a" "ea1ead0300adcf10b687680f0293d0338f4fb0c1fe3baa0dad8e58ea06abc7aa"`
Dec 05 13:41:25.673 INFO [stderr] usermod: no changes
Dec 05 13:41:25.701 INFO [stderr]    Compiling rust-fst v0.1.0 (/source)
Dec 05 13:41:26.003 INFO [stderr] warning: method is never used: `empty`
Dec 05 13:41:26.003 INFO [stderr]   --> src/fst.rs:36:5
Dec 05 13:41:26.003 INFO [stderr]    |
Dec 05 13:41:26.003 INFO [stderr] 36 |     pub fn empty() -> Self {
Dec 05 13:41:26.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.003 INFO [stderr]    |
Dec 05 13:41:26.003 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:41:26.003 INFO [stderr] 
Dec 05 13:41:26.003 INFO [stderr] warning: method is never used: `string`
Dec 05 13:41:26.003 INFO [stderr]   --> src/fst.rs:60:5
Dec 05 13:41:26.003 INFO [stderr]    |
Dec 05 13:41:26.003 INFO [stderr] 60 |     pub fn string(s: &str) -> Self {
Dec 05 13:41:26.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.003 INFO [stderr] 
Dec 05 13:41:26.003 INFO [stderr] warning: method is never used: `and`
Dec 05 13:41:26.003 INFO [stderr]   --> src/fst.rs:83:5
Dec 05 13:41:26.003 INFO [stderr]    |
Dec 05 13:41:26.003 INFO [stderr] 83 |     pub fn and(m1: Self, m2: Self) -> Self {
Dec 05 13:41:26.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.003 INFO [stderr] 
Dec 05 13:41:26.003 INFO [stderr] warning: method is never used: `and_optionally`
Dec 05 13:41:26.003 INFO [stderr]   --> src/fst.rs:97:5
Dec 05 13:41:26.003 INFO [stderr]    |
Dec 05 13:41:26.003 INFO [stderr] 97 |     pub fn and_optionally(m1: Self, m2: Self) -> Self {
Dec 05 13:41:26.003 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.003 INFO [stderr] 
Dec 05 13:41:26.008 INFO [stderr] warning: method is never used: `repeated`
Dec 05 13:41:26.008 INFO [stderr]    --> src/fst.rs:159:5
Dec 05 13:41:26.008 INFO [stderr]     |
Dec 05 13:41:26.008 INFO [stderr] 159 |     pub fn repeated(mut m: Self) -> Self {
Dec 05 13:41:26.008 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.008 INFO [stderr] 
Dec 05 13:41:26.012 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:41:26.012 INFO [stderr]    --> src/fst.rs:217:9
Dec 05 13:41:26.012 INFO [stderr]     |
Dec 05 13:41:26.012 INFO [stderr] 217 |         writeln!(f, "{} {}", self.state_count, self.transitions.len());
Dec 05 13:41:26.012 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.012 INFO [stderr]     |
Dec 05 13:41:26.012 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 13:41:26.012 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:41:26.012 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 13:41:26.012 INFO [stderr] 
Dec 05 13:41:26.012 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:41:26.012 INFO [stderr]    --> src/fst.rs:219:13
Dec 05 13:41:26.012 INFO [stderr]     |
Dec 05 13:41:26.012 INFO [stderr] 219 |             writeln!(f, "{}\t{}\t{}\t{}", t.from, t.to, t.on.unwrap_or('`'), t.with.unwrap_or_default());
Dec 05 13:41:26.012 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.012 INFO [stderr]     |
Dec 05 13:41:26.012 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:41:26.012 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 13:41:26.012 INFO [stderr] 
Dec 05 13:41:26.012 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:41:26.012 INFO [stderr]    --> src/fst.rs:223:13
Dec 05 13:41:26.012 INFO [stderr]     |
Dec 05 13:41:26.012 INFO [stderr] 223 |             write!(f, "{} ", state);
Dec 05 13:41:26.012 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:26.012 INFO [stderr]     |
Dec 05 13:41:26.012 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:41:26.012 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 13:41:26.012 INFO [stderr] 
Dec 05 13:41:26.702 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
Dec 05 13:41:26.704 INFO [stderr] su: No module specific data is present
Dec 05 13:41:27.105 INFO running `"docker" "inspect" "ea1ead0300adcf10b687680f0293d0338f4fb0c1fe3baa0dad8e58ea06abc7aa"`
Dec 05 13:41:27.214 INFO running `"docker" "rm" "-f" "ea1ead0300adcf10b687680f0293d0338f4fb0c1fe3baa0dad8e58ea06abc7aa"`
Dec 05 13:41:27.302 INFO [stdout] ea1ead0300adcf10b687680f0293d0338f4fb0c1fe3baa0dad8e58ea06abc7aa
Dec 05 13:41:27.308 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 13:41:27.515 INFO [stdout] dba490686039ba1a2e3ae11ef95f2ecbbee40845da5ba2b4c37de546c76a7e6f
Dec 05 13:41:27.519 INFO running `"docker" "start" "-a" "dba490686039ba1a2e3ae11ef95f2ecbbee40845da5ba2b4c37de546c76a7e6f"`
Dec 05 13:41:28.019 INFO [stderr] usermod: no changes
Dec 05 13:41:28.051 INFO [stderr]    Compiling rust-fst v0.1.0 (/source)
Dec 05 13:41:28.349 INFO [stderr] warning: method is never used: `empty`
Dec 05 13:41:28.349 INFO [stderr]   --> src/fst.rs:36:5
Dec 05 13:41:28.349 INFO [stderr]    |
Dec 05 13:41:28.349 INFO [stderr] 36 |     pub fn empty() -> Self {
Dec 05 13:41:28.349 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.349 INFO [stderr]    |
Dec 05 13:41:28.349 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 05 13:41:28.349 INFO [stderr] 
Dec 05 13:41:28.349 INFO [stderr] warning: method is never used: `string`
Dec 05 13:41:28.349 INFO [stderr]   --> src/fst.rs:60:5
Dec 05 13:41:28.349 INFO [stderr]    |
Dec 05 13:41:28.349 INFO [stderr] 60 |     pub fn string(s: &str) -> Self {
Dec 05 13:41:28.349 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.349 INFO [stderr] 
Dec 05 13:41:28.350 INFO [stderr] warning: method is never used: `and`
Dec 05 13:41:28.350 INFO [stderr]   --> src/fst.rs:83:5
Dec 05 13:41:28.350 INFO [stderr]    |
Dec 05 13:41:28.350 INFO [stderr] 83 |     pub fn and(m1: Self, m2: Self) -> Self {
Dec 05 13:41:28.350 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.350 INFO [stderr] 
Dec 05 13:41:28.350 INFO [stderr] warning: method is never used: `and_optionally`
Dec 05 13:41:28.350 INFO [stderr]   --> src/fst.rs:97:5
Dec 05 13:41:28.350 INFO [stderr]    |
Dec 05 13:41:28.350 INFO [stderr] 97 |     pub fn and_optionally(m1: Self, m2: Self) -> Self {
Dec 05 13:41:28.350 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.350 INFO [stderr] 
Dec 05 13:41:28.350 INFO [stderr] warning: method is never used: `repeated`
Dec 05 13:41:28.350 INFO [stderr]    --> src/fst.rs:159:5
Dec 05 13:41:28.350 INFO [stderr]     |
Dec 05 13:41:28.350 INFO [stderr] 159 |     pub fn repeated(mut m: Self) -> Self {
Dec 05 13:41:28.350 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.350 INFO [stderr] 
Dec 05 13:41:28.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:41:28.355 INFO [stderr]    --> src/fst.rs:217:9
Dec 05 13:41:28.355 INFO [stderr]     |
Dec 05 13:41:28.355 INFO [stderr] 217 |         writeln!(f, "{} {}", self.state_count, self.transitions.len());
Dec 05 13:41:28.355 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.355 INFO [stderr]     |
Dec 05 13:41:28.355 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 13:41:28.355 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:41:28.355 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 13:41:28.355 INFO [stderr] 
Dec 05 13:41:28.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:41:28.355 INFO [stderr]    --> src/fst.rs:219:13
Dec 05 13:41:28.355 INFO [stderr]     |
Dec 05 13:41:28.355 INFO [stderr] 219 |             writeln!(f, "{}\t{}\t{}\t{}", t.from, t.to, t.on.unwrap_or('`'), t.with.unwrap_or_default());
Dec 05 13:41:28.355 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.355 INFO [stderr]     |
Dec 05 13:41:28.355 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:41:28.355 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 13:41:28.355 INFO [stderr] 
Dec 05 13:41:28.355 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 13:41:28.355 INFO [stderr]    --> src/fst.rs:223:13
Dec 05 13:41:28.355 INFO [stderr]     |
Dec 05 13:41:28.355 INFO [stderr] 223 |             write!(f, "{} ", state);
Dec 05 13:41:28.355 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 13:41:28.355 INFO [stderr]     |
Dec 05 13:41:28.355 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 13:41:28.355 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 05 13:41:28.355 INFO [stderr] 
Dec 05 13:41:28.583 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Dec 05 13:41:28.586 INFO [stderr] su: No module specific data is present
Dec 05 13:41:28.802 INFO running `"docker" "inspect" "dba490686039ba1a2e3ae11ef95f2ecbbee40845da5ba2b4c37de546c76a7e6f"`
Dec 05 13:41:28.899 INFO running `"docker" "rm" "-f" "dba490686039ba1a2e3ae11ef95f2ecbbee40845da5ba2b4c37de546c76a7e6f"`
Dec 05 13:41:29.020 INFO [stdout] dba490686039ba1a2e3ae11ef95f2ecbbee40845da5ba2b4c37de546c76a7e6f
Dec 05 13:41:29.022 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-2/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 05 13:41:29.399 INFO [stdout] d38adb7bf6269bbfa9ae416b0c9b69e043105a133a25c72223e030a10ee40518
Dec 05 13:41:29.403 INFO running `"docker" "start" "-a" "d38adb7bf6269bbfa9ae416b0c9b69e043105a133a25c72223e030a10ee40518"`
Dec 05 13:41:29.783 INFO [stderr] usermod: no changes
Dec 05 13:41:29.822 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 05 13:41:29.822 INFO [stderr]      Running /target/debug/deps/rust_fst-4521ecb4b6d6f628
Dec 05 13:41:29.823 INFO [stdout] 
Dec 05 13:41:29.823 INFO [stdout] running 0 tests
Dec 05 13:41:29.823 INFO [stdout] 
Dec 05 13:41:29.823 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 05 13:41:29.823 INFO [stdout] 
Dec 05 13:41:29.824 INFO [stderr] su: No module specific data is present
Dec 05 13:41:30.107 INFO running `"docker" "inspect" "d38adb7bf6269bbfa9ae416b0c9b69e043105a133a25c72223e030a10ee40518"`
Dec 05 13:41:30.210 INFO running `"docker" "rm" "-f" "d38adb7bf6269bbfa9ae416b0c9b69e043105a133a25c72223e030a10ee40518"`
Dec 05 13:41:30.458 INFO [stdout] d38adb7bf6269bbfa9ae416b0c9b69e043105a133a25c72223e030a10ee40518