Dec 13 08:48:30.361 INFO testing nju33/bb against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 08:48:30.361 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 08:48:30.588 INFO [stdout] d32a6efee873ae30bf77e437910d8ae3903618d7cbba2dc0a8a1dbd0c934354c
Dec 13 08:48:30.592 INFO running `"docker" "start" "-a" "d32a6efee873ae30bf77e437910d8ae3903618d7cbba2dc0a8a1dbd0c934354c"`
Dec 13 08:48:31.642 INFO [stderr] usermod: no changes
Dec 13 08:48:31.767 INFO [stderr]    Compiling toml v0.4.6
Dec 13 08:48:34.840 INFO [stderr]    Compiling bb v0.1.0 (/source)
Dec 13 08:48:35.287 INFO [stderr] warning: unused `#[macro_use]` import
Dec 13 08:48:35.287 INFO [stderr]  --> src/main.rs:1:1
Dec 13 08:48:35.287 INFO [stderr]   |
Dec 13 08:48:35.287 INFO [stderr] 1 | #[macro_use]
Dec 13 08:48:35.287 INFO [stderr]   | ^^^^^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr]   |
Dec 13 08:48:35.287 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused import: `std::env`
Dec 13 08:48:35.287 INFO [stderr]  --> src/config/mod.rs:6:5
Dec 13 08:48:35.287 INFO [stderr]   |
Dec 13 08:48:35.287 INFO [stderr] 6 | use std::env;
Dec 13 08:48:35.287 INFO [stderr]   |     ^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused import: `BTreeMap`
Dec 13 08:48:35.287 INFO [stderr]   --> src/config/mod.rs:11:24
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 11 | use std::collections::{BTreeMap};
Dec 13 08:48:35.287 INFO [stderr]    |                        ^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused imports: `Command`, `exit`
Dec 13 08:48:35.287 INFO [stderr]   --> src/main.rs:10:20
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 10 | use std::process::{Command, exit};
Dec 13 08:48:35.287 INFO [stderr]    |                    ^^^^^^^  ^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused import: `std::os::unix::process::CommandExt`
Dec 13 08:48:35.287 INFO [stderr]   --> src/main.rs:11:5
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 11 | use std::os::unix::process::CommandExt;
Dec 13 08:48:35.287 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused import: `std::fs::File`
Dec 13 08:48:35.287 INFO [stderr]   --> src/main.rs:12:5
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 12 | use std::fs::File;
Dec 13 08:48:35.287 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused imports: `PathBuf`, `Path`
Dec 13 08:48:35.287 INFO [stderr]   --> src/main.rs:13:17
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 13 | use std::path::{Path, PathBuf};
Dec 13 08:48:35.287 INFO [stderr]    |                 ^^^^  ^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 13 08:48:35.287 INFO [stderr]   --> src/main.rs:14:12
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 14 | use clap::{Arg, App, SubCommand};
Dec 13 08:48:35.287 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.287 INFO [stderr] warning: unused import: `bookmark::Bookmark`
Dec 13 08:48:35.287 INFO [stderr]   --> src/main.rs:16:5
Dec 13 08:48:35.287 INFO [stderr]    |
Dec 13 08:48:35.287 INFO [stderr] 16 | use bookmark::Bookmark;
Dec 13 08:48:35.287 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 08:48:35.287 INFO [stderr] 
Dec 13 08:48:35.415 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 08:48:35.481 INFO [stderr]   --> src/config/mod.rs:57:5
Dec 13 08:48:35.481 INFO [stderr]    |
Dec 13 08:48:35.481 INFO [stderr] 57 |     file.read_to_string(&mut contents);
Dec 13 08:48:35.481 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:35.481 INFO [stderr]    |
Dec 13 08:48:35.481 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 08:48:35.481 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 08:48:35.481 INFO [stderr] 
Dec 13 08:48:36.959 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.28s
Dec 13 08:48:36.962 INFO [stderr] su: No module specific data is present
Dec 13 08:48:37.759 INFO running `"docker" "inspect" "d32a6efee873ae30bf77e437910d8ae3903618d7cbba2dc0a8a1dbd0c934354c"`
Dec 13 08:48:37.987 INFO running `"docker" "rm" "-f" "d32a6efee873ae30bf77e437910d8ae3903618d7cbba2dc0a8a1dbd0c934354c"`
Dec 13 08:48:38.279 INFO [stdout] d32a6efee873ae30bf77e437910d8ae3903618d7cbba2dc0a8a1dbd0c934354c
Dec 13 08:48:38.284 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 08:48:38.730 INFO [stdout] 5b6072bb5277e97db95b73ac15198c502542ce35107001aa7c808c3464b55e12
Dec 13 08:48:38.733 INFO running `"docker" "start" "-a" "5b6072bb5277e97db95b73ac15198c502542ce35107001aa7c808c3464b55e12"`
Dec 13 08:48:39.790 INFO [stderr] usermod: no changes
Dec 13 08:48:39.919 INFO [stderr]    Compiling bb v0.1.0 (/source)
Dec 13 08:48:40.403 INFO [stderr] warning: unused `#[macro_use]` import
Dec 13 08:48:40.407 INFO [stderr]  --> src/main.rs:1:1
Dec 13 08:48:40.407 INFO [stderr]   |
Dec 13 08:48:40.407 INFO [stderr] 1 | #[macro_use]
Dec 13 08:48:40.407 INFO [stderr]   | ^^^^^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr]   |
Dec 13 08:48:40.407 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused import: `std::env`
Dec 13 08:48:40.407 INFO [stderr]  --> src/config/mod.rs:6:5
Dec 13 08:48:40.407 INFO [stderr]   |
Dec 13 08:48:40.407 INFO [stderr] 6 | use std::env;
Dec 13 08:48:40.407 INFO [stderr]   |     ^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused import: `BTreeMap`
Dec 13 08:48:40.407 INFO [stderr]   --> src/config/mod.rs:11:24
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 11 | use std::collections::{BTreeMap};
Dec 13 08:48:40.407 INFO [stderr]    |                        ^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused imports: `Command`, `exit`
Dec 13 08:48:40.407 INFO [stderr]   --> src/main.rs:10:20
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 10 | use std::process::{Command, exit};
Dec 13 08:48:40.407 INFO [stderr]    |                    ^^^^^^^  ^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused import: `std::os::unix::process::CommandExt`
Dec 13 08:48:40.407 INFO [stderr]   --> src/main.rs:11:5
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 11 | use std::os::unix::process::CommandExt;
Dec 13 08:48:40.407 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused import: `std::fs::File`
Dec 13 08:48:40.407 INFO [stderr]   --> src/main.rs:12:5
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 12 | use std::fs::File;
Dec 13 08:48:40.407 INFO [stderr]    |     ^^^^^^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused imports: `PathBuf`, `Path`
Dec 13 08:48:40.407 INFO [stderr]   --> src/main.rs:13:17
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 13 | use std::path::{Path, PathBuf};
Dec 13 08:48:40.407 INFO [stderr]    |                 ^^^^  ^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused imports: `App`, `Arg`, `SubCommand`
Dec 13 08:48:40.407 INFO [stderr]   --> src/main.rs:14:12
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 14 | use clap::{Arg, App, SubCommand};
Dec 13 08:48:40.407 INFO [stderr]    |            ^^^  ^^^  ^^^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.407 INFO [stderr] warning: unused import: `bookmark::Bookmark`
Dec 13 08:48:40.407 INFO [stderr]   --> src/main.rs:16:5
Dec 13 08:48:40.407 INFO [stderr]    |
Dec 13 08:48:40.407 INFO [stderr] 16 | use bookmark::Bookmark;
Dec 13 08:48:40.407 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 13 08:48:40.407 INFO [stderr] 
Dec 13 08:48:40.515 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 13 08:48:40.515 INFO [stderr]   --> src/config/mod.rs:57:5
Dec 13 08:48:40.515 INFO [stderr]    |
Dec 13 08:48:40.515 INFO [stderr] 57 |     file.read_to_string(&mut contents);
Dec 13 08:48:40.515 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 08:48:40.515 INFO [stderr]    |
Dec 13 08:48:40.515 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 08:48:40.515 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 13 08:48:40.515 INFO [stderr] 
Dec 13 08:48:40.867 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Dec 13 08:48:40.872 INFO [stderr] su: No module specific data is present
Dec 13 08:48:41.555 INFO running `"docker" "inspect" "5b6072bb5277e97db95b73ac15198c502542ce35107001aa7c808c3464b55e12"`
Dec 13 08:48:41.857 INFO running `"docker" "rm" "-f" "5b6072bb5277e97db95b73ac15198c502542ce35107001aa7c808c3464b55e12"`
Dec 13 08:48:42.158 INFO [stdout] 5b6072bb5277e97db95b73ac15198c502542ce35107001aa7c808c3464b55e12
Dec 13 08:48:42.167 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 13 08:48:42.652 INFO [stdout] 7c0d2bfc82773212154a25c1536ed0d1777d9a6b4a6b09b8b3763a44d9cafaa3
Dec 13 08:48:42.656 INFO running `"docker" "start" "-a" "7c0d2bfc82773212154a25c1536ed0d1777d9a6b4a6b09b8b3763a44d9cafaa3"`
Dec 13 08:48:43.646 INFO [stderr] usermod: no changes
Dec 13 08:48:43.823 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.13s
Dec 13 08:48:43.839 INFO [stderr]      Running /target/debug/deps/bb-cb75a4870b1acf06
Dec 13 08:48:43.843 INFO [stderr] su: No module specific data is present
Dec 13 08:48:43.843 INFO [stdout] 
Dec 13 08:48:43.843 INFO [stdout] running 0 tests
Dec 13 08:48:43.843 INFO [stdout] 
Dec 13 08:48:43.843 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 08:48:43.843 INFO [stdout] 
Dec 13 08:48:44.693 INFO running `"docker" "inspect" "7c0d2bfc82773212154a25c1536ed0d1777d9a6b4a6b09b8b3763a44d9cafaa3"`
Dec 13 08:48:45.052 INFO running `"docker" "rm" "-f" "7c0d2bfc82773212154a25c1536ed0d1777d9a6b4a6b09b8b3763a44d9cafaa3"`
Dec 13 08:48:45.297 INFO [stdout] 7c0d2bfc82773212154a25c1536ed0d1777d9a6b4a6b09b8b3763a44d9cafaa3