Nov 17 22:32:05.294 INFO testing smetamath-3.0.0 against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 22:32:05.296 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 22:32:05.797 INFO [stdout] c314dced6586b6e89af0d22f44c5f98ba581b03bb98345da27591f4aaa4b2cfa
Nov 17 22:32:05.800 INFO running `"docker" "start" "-a" "c314dced6586b6e89af0d22f44c5f98ba581b03bb98345da27591f4aaa4b2cfa"`
Nov 17 22:32:08.293 INFO [stderr] usermod: no changes
Nov 17 22:32:08.435 INFO [stderr]    Compiling libc v0.2.43
Nov 17 22:32:08.435 INFO [stderr]    Compiling unicode-width v0.1.5
Nov 17 22:32:08.439 INFO [stderr]    Compiling ansi_term v0.11.0
Nov 17 22:32:08.467 INFO [stderr]    Compiling vec_map v0.8.1
Nov 17 22:32:08.467 INFO [stderr]    Compiling bitflags v1.0.4
Nov 17 22:32:08.475 INFO [stderr]    Compiling strsim v0.7.0
Nov 17 22:32:08.475 INFO [stderr]    Compiling cfg-if v0.1.6
Nov 17 22:32:08.476 INFO [stderr]    Compiling fnv v1.0.6
Nov 17 22:32:09.671 INFO [stderr]    Compiling textwrap v0.10.0
Nov 17 22:32:18.760 INFO [stderr]    Compiling atty v0.2.11
Nov 17 22:32:18.762 INFO [stderr]    Compiling filetime v0.1.15
Nov 17 22:32:20.520 INFO [stderr]    Compiling clap v2.32.0
Nov 17 22:33:06.519 INFO [stderr]    Compiling smetamath v3.0.0 (/source)
Nov 17 22:33:08.275 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:08.275 INFO [stderr]    --> src/database.rs:247:25
Nov 17 22:33:08.275 INFO [stderr]     |
Nov 17 22:33:08.275 INFO [stderr] 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Nov 17 22:33:08.275 INFO [stderr]     |                         ----^^
Nov 17 22:33:08.275 INFO [stderr]     |                         |
Nov 17 22:33:08.275 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:08.275 INFO [stderr]     |
Nov 17 22:33:08.275 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 22:33:08.275 INFO [stderr] 
Nov 17 22:33:08.275 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:08.275 INFO [stderr]    --> src/database.rs:247:25
Nov 17 22:33:08.275 INFO [stderr]     |
Nov 17 22:33:08.275 INFO [stderr] 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Nov 17 22:33:08.275 INFO [stderr]     |                         ----^^
Nov 17 22:33:08.275 INFO [stderr]     |                         |
Nov 17 22:33:08.275 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:08.275 INFO [stderr] 
Nov 17 22:33:08.275 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:08.275 INFO [stderr]    --> src/database.rs:268:25
Nov 17 22:33:08.275 INFO [stderr]     |
Nov 17 22:33:08.275 INFO [stderr] 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Nov 17 22:33:08.275 INFO [stderr]     |                         ----^^
Nov 17 22:33:08.275 INFO [stderr]     |                         |
Nov 17 22:33:08.275 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:08.275 INFO [stderr] 
Nov 17 22:33:08.283 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:08.283 INFO [stderr]    --> src/database.rs:291:25
Nov 17 22:33:08.283 INFO [stderr]     |
Nov 17 22:33:08.283 INFO [stderr] 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Nov 17 22:33:08.283 INFO [stderr]     |                         ----^^^
Nov 17 22:33:08.283 INFO [stderr]     |                         |
Nov 17 22:33:08.283 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:08.283 INFO [stderr] 
Nov 17 22:33:43.774 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 1m 35s
Nov 17 22:33:43.775 INFO [stderr] su: No module specific data is present
Nov 17 22:33:44.433 INFO running `"docker" "inspect" "c314dced6586b6e89af0d22f44c5f98ba581b03bb98345da27591f4aaa4b2cfa"`
Nov 17 22:33:44.679 INFO running `"docker" "rm" "-f" "c314dced6586b6e89af0d22f44c5f98ba581b03bb98345da27591f4aaa4b2cfa"`
Nov 17 22:33:44.955 INFO [stdout] c314dced6586b6e89af0d22f44c5f98ba581b03bb98345da27591f4aaa4b2cfa
Nov 17 22:33:44.965 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 22:33:45.575 INFO [stdout] ee81fa75f1c964713b477746015692809a79d7be8fbb39516153ced47fac0437
Nov 17 22:33:45.577 INFO running `"docker" "start" "-a" "ee81fa75f1c964713b477746015692809a79d7be8fbb39516153ced47fac0437"`
Nov 17 22:33:47.392 INFO [stderr] usermod: no changes
Nov 17 22:33:47.527 INFO [stderr]    Compiling smetamath v3.0.0 (/source)
Nov 17 22:33:49.439 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:49.439 INFO [stderr]    --> src/database.rs:247:25
Nov 17 22:33:49.439 INFO [stderr]     |
Nov 17 22:33:49.439 INFO [stderr] 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Nov 17 22:33:49.439 INFO [stderr]     |                         ----^^
Nov 17 22:33:49.439 INFO [stderr]     |                         |
Nov 17 22:33:49.439 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:49.439 INFO [stderr]     |
Nov 17 22:33:49.441 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 22:33:49.441 INFO [stderr] 
Nov 17 22:33:49.441 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:49.441 INFO [stderr]    --> src/database.rs:247:25
Nov 17 22:33:49.441 INFO [stderr]     |
Nov 17 22:33:49.441 INFO [stderr] 247 |                     let mut ns = Arc::make_mut(self.prev_nameset.as_mut().unwrap());
Nov 17 22:33:49.441 INFO [stderr]     |                         ----^^
Nov 17 22:33:49.441 INFO [stderr]     |                         |
Nov 17 22:33:49.441 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:49.441 INFO [stderr] 
Nov 17 22:33:49.441 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:49.441 INFO [stderr]    --> src/database.rs:268:25
Nov 17 22:33:49.442 INFO [stderr]     |
Nov 17 22:33:49.442 INFO [stderr] 268 |                     let mut ns = Arc::make_mut(self.prev_scopes.as_mut().unwrap());
Nov 17 22:33:49.442 INFO [stderr]     |                         ----^^
Nov 17 22:33:49.442 INFO [stderr]     |                         |
Nov 17 22:33:49.442 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:49.442 INFO [stderr] 
Nov 17 22:33:49.445 INFO [stderr] warning: variable does not need to be mutable
Nov 17 22:33:49.445 INFO [stderr]    --> src/database.rs:291:25
Nov 17 22:33:49.445 INFO [stderr]     |
Nov 17 22:33:49.445 INFO [stderr] 291 |                     let mut ver = Arc::make_mut(self.prev_verify.as_mut().unwrap());
Nov 17 22:33:49.446 INFO [stderr]     |                         ----^^^
Nov 17 22:33:49.446 INFO [stderr]     |                         |
Nov 17 22:33:49.446 INFO [stderr]     |                         help: remove this `mut`
Nov 17 22:33:49.446 INFO [stderr] 
Nov 17 22:33:50.238 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 2.81s
Nov 17 22:33:50.243 INFO [stderr] su: No module specific data is present
Nov 17 22:33:51.188 INFO running `"docker" "inspect" "ee81fa75f1c964713b477746015692809a79d7be8fbb39516153ced47fac0437"`
Nov 17 22:33:51.451 INFO running `"docker" "rm" "-f" "ee81fa75f1c964713b477746015692809a79d7be8fbb39516153ced47fac0437"`
Nov 17 22:33:51.817 INFO [stdout] ee81fa75f1c964713b477746015692809a79d7be8fbb39516153ced47fac0437
Nov 17 22:33:51.826 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-5/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/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 +2e026d6e5d7621634147ad4c8074f1d964dbb1be-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"`
Nov 17 22:33:52.343 INFO [stdout] 6ae833d0243a30899a03fe3e664f7b9de9b19db87ba4489aa393f4d03288f915
Nov 17 22:33:52.345 INFO running `"docker" "start" "-a" "6ae833d0243a30899a03fe3e664f7b9de9b19db87ba4489aa393f4d03288f915"`
Nov 17 22:33:53.656 INFO [stderr] usermod: no changes
Nov 17 22:33:53.783 INFO [stderr]     Finished dev [optimized + debuginfo] target(s) in 0.07s
Nov 17 22:33:53.787 INFO [stderr]      Running /target/debug/deps/smetamath-1e040dab2d7e88d8
Nov 17 22:33:53.787 INFO [stdout] 
Nov 17 22:33:53.787 INFO [stderr] su: No module specific data is present
Nov 17 22:33:53.787 INFO [stdout] running 0 tests
Nov 17 22:33:53.787 INFO [stdout] 
Nov 17 22:33:53.787 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 22:33:53.787 INFO [stdout] 
Nov 17 22:33:54.663 INFO running `"docker" "inspect" "6ae833d0243a30899a03fe3e664f7b9de9b19db87ba4489aa393f4d03288f915"`
Nov 17 22:33:54.927 INFO running `"docker" "rm" "-f" "6ae833d0243a30899a03fe3e664f7b9de9b19db87ba4489aa393f4d03288f915"`
Nov 17 22:33:55.377 INFO [stdout] 6ae833d0243a30899a03fe3e664f7b9de9b19db87ba4489aa393f4d03288f915