Dec 06 18:43:14.013 INFO testing undulate-0.1.0 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 18:43:14.013 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 06 18:43:14.480 INFO [stdout] 374154e918dd4ccded082a0294e60977f8cabcb969c0bcc36c8f2c2731ec5f87
Dec 06 18:43:14.490 INFO running `"docker" "start" "-a" "374154e918dd4ccded082a0294e60977f8cabcb969c0bcc36c8f2c2731ec5f87"`
Dec 06 18:43:16.121 INFO [stderr] usermod: no changes
Dec 06 18:43:16.540 INFO [stderr]    Compiling libssh2-sys v0.2.11
Dec 06 18:43:16.548 INFO [stderr]    Compiling curl-sys v0.4.15
Dec 06 18:43:16.559 INFO [stderr]    Compiling libgit2-sys v0.6.19
Dec 06 18:43:52.956 INFO [stderr]    Compiling git2 v0.6.11
Dec 06 18:44:00.459 INFO [stderr]    Compiling undulate v0.1.0 (/source)
Dec 06 18:44:06.600 INFO [stderr] warning: unused imports: `Read`, `self`
Dec 06 18:44:06.600 INFO [stderr]   --> src/lib.rs:12:15
Dec 06 18:44:06.600 INFO [stderr]    |
Dec 06 18:44:06.600 INFO [stderr] 12 | use std::io::{self, Read, Write};
Dec 06 18:44:06.600 INFO [stderr]    |               ^^^^  ^^^^
Dec 06 18:44:06.600 INFO [stderr]    |
Dec 06 18:44:06.600 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 06 18:44:06.600 INFO [stderr] 
Dec 06 18:44:06.740 INFO [stderr] warning: unused variable: `specifier`
Dec 06 18:44:06.740 INFO [stderr]   --> src/lib.rs:96:30
Dec 06 18:44:06.740 INFO [stderr]    |
Dec 06 18:44:06.740 INFO [stderr] 96 | pub fn remove<T: AsRef<str>>(specifier: T) -> Result<(), RemoveError> {
Dec 06 18:44:06.740 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_specifier` instead
Dec 06 18:44:06.740 INFO [stderr]    |
Dec 06 18:44:06.740 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 18:44:06.740 INFO [stderr] 
Dec 06 18:44:06.740 INFO [stderr] warning: unused variable: `url`
Dec 06 18:44:06.740 INFO [stderr]    --> src/lib.rs:100:16
Dec 06 18:44:06.740 INFO [stderr]     |
Dec 06 18:44:06.740 INFO [stderr] 100 | pub fn install(url: &str) -> Result<(), InstallError> {
Dec 06 18:44:06.740 INFO [stderr]     |                ^^^ help: consider using `_url` instead
Dec 06 18:44:06.740 INFO [stderr] 
Dec 06 18:44:17.429 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
Dec 06 18:44:17.450 INFO [stderr] su: No module specific data is present
Dec 06 18:44:18.318 INFO running `"docker" "inspect" "374154e918dd4ccded082a0294e60977f8cabcb969c0bcc36c8f2c2731ec5f87"`
Dec 06 18:44:18.676 INFO running `"docker" "rm" "-f" "374154e918dd4ccded082a0294e60977f8cabcb969c0bcc36c8f2c2731ec5f87"`
Dec 06 18:44:19.064 INFO [stdout] 374154e918dd4ccded082a0294e60977f8cabcb969c0bcc36c8f2c2731ec5f87
Dec 06 18:44:19.072 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 06 18:44:19.486 INFO [stdout] e820f5fde12223fa221605ff0e3c0a37cfea1caa4be2608a5fcea8e1f19ef5b2
Dec 06 18:44:19.488 INFO running `"docker" "start" "-a" "e820f5fde12223fa221605ff0e3c0a37cfea1caa4be2608a5fcea8e1f19ef5b2"`
Dec 06 18:44:20.703 INFO [stderr] usermod: no changes
Dec 06 18:44:21.046 INFO [stderr]    Compiling undulate v0.1.0 (/source)
Dec 06 18:44:27.047 INFO [stderr] warning: unused imports: `Read`, `self`
Dec 06 18:44:27.047 INFO [stderr]   --> src/lib.rs:12:15
Dec 06 18:44:27.047 INFO [stderr]    |
Dec 06 18:44:27.047 INFO [stderr] 12 | use std::io::{self, Read, Write};
Dec 06 18:44:27.047 INFO [stderr]    |               ^^^^  ^^^^
Dec 06 18:44:27.047 INFO [stderr]    |
Dec 06 18:44:27.047 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 06 18:44:27.047 INFO [stderr] 
Dec 06 18:44:27.121 INFO [stderr] warning: unused variable: `specifier`
Dec 06 18:44:27.121 INFO [stderr]   --> src/lib.rs:96:30
Dec 06 18:44:27.121 INFO [stderr]    |
Dec 06 18:44:27.121 INFO [stderr] 96 | pub fn remove<T: AsRef<str>>(specifier: T) -> Result<(), RemoveError> {
Dec 06 18:44:27.121 INFO [stderr]    |                              ^^^^^^^^^ help: consider using `_specifier` instead
Dec 06 18:44:27.121 INFO [stderr]    |
Dec 06 18:44:27.121 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 06 18:44:27.121 INFO [stderr] 
Dec 06 18:44:27.121 INFO [stderr] warning: unused variable: `url`
Dec 06 18:44:27.121 INFO [stderr]    --> src/lib.rs:100:16
Dec 06 18:44:27.121 INFO [stderr]     |
Dec 06 18:44:27.121 INFO [stderr] 100 | pub fn install(url: &str) -> Result<(), InstallError> {
Dec 06 18:44:27.121 INFO [stderr]     |                ^^^ help: consider using `_url` instead
Dec 06 18:44:27.121 INFO [stderr] 
Dec 06 18:44:28.708 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.97s
Dec 06 18:44:28.726 INFO [stderr] su: No module specific data is present
Dec 06 18:44:29.194 INFO running `"docker" "inspect" "e820f5fde12223fa221605ff0e3c0a37cfea1caa4be2608a5fcea8e1f19ef5b2"`
Dec 06 18:44:29.282 INFO running `"docker" "rm" "-f" "e820f5fde12223fa221605ff0e3c0a37cfea1caa4be2608a5fcea8e1f19ef5b2"`
Dec 06 18:44:29.421 INFO [stdout] e820f5fde12223fa221605ff0e3c0a37cfea1caa4be2608a5fcea8e1f19ef5b2
Dec 06 18:44:29.423 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 06 18:44:29.585 INFO [stdout] 91b3cffe7de01c00c3414de30abd4892c71cb76a06d51064b3fa7d6c63aff697
Dec 06 18:44:29.588 INFO running `"docker" "start" "-a" "91b3cffe7de01c00c3414de30abd4892c71cb76a06d51064b3fa7d6c63aff697"`
Dec 06 18:44:29.982 INFO [stderr] usermod: no changes
Dec 06 18:44:30.168 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.17s
Dec 06 18:44:30.190 INFO [stderr]      Running /target/debug/deps/undulate-ef1deebd13c3999f
Dec 06 18:44:30.193 INFO [stdout] 
Dec 06 18:44:30.193 INFO [stdout] running 0 tests
Dec 06 18:44:30.193 INFO [stdout] 
Dec 06 18:44:30.193 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:44:30.193 INFO [stdout] 
Dec 06 18:44:30.193 INFO [stderr]      Running /target/debug/deps/und-c697d3504592a6f4
Dec 06 18:44:30.198 INFO [stdout] 
Dec 06 18:44:30.198 INFO [stdout] running 0 tests
Dec 06 18:44:30.198 INFO [stdout] 
Dec 06 18:44:30.198 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:44:30.198 INFO [stdout] 
Dec 06 18:44:30.198 INFO [stderr]    Doc-tests undulate
Dec 06 18:44:40.765 INFO [stdout] 
Dec 06 18:44:40.765 INFO [stdout] running 0 tests
Dec 06 18:44:40.765 INFO [stdout] 
Dec 06 18:44:40.765 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 18:44:40.765 INFO [stdout] 
Dec 06 18:44:40.792 INFO [stderr] su: No module specific data is present
Dec 06 18:44:41.410 INFO running `"docker" "inspect" "91b3cffe7de01c00c3414de30abd4892c71cb76a06d51064b3fa7d6c63aff697"`
Dec 06 18:44:41.720 INFO running `"docker" "rm" "-f" "91b3cffe7de01c00c3414de30abd4892c71cb76a06d51064b3fa7d6c63aff697"`
Dec 06 18:44:41.928 INFO [stdout] 91b3cffe7de01c00c3414de30abd4892c71cb76a06d51064b3fa7d6c63aff697