[INFO] updating cached repository firba1/tpol-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/firba1/tpol-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/firba1/tpol-rs" "work/ex/beta-1.38-1/sources/1.37.0/gh/firba1/tpol-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/firba1/tpol-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/firba1/tpol-rs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/firba1/tpol-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/firba1/tpol-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 28dddb6ce86477e06cdb94ee3678bdb01946b9fb
[INFO] sha for GitHub repo firba1/tpol-rs: 28dddb6ce86477e06cdb94ee3678bdb01946b9fb
[INFO] validating manifest of firba1/tpol-rs on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of firba1/tpol-rs on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing firba1/tpol-rs
[INFO] finished frobbing firba1/tpol-rs
[INFO] frobbed toml for firba1/tpol-rs written to work/ex/beta-1.38-1/sources/1.37.0/gh/firba1/tpol-rs/Cargo.toml
[INFO] started frobbing firba1/tpol-rs
[INFO] finished frobbing firba1/tpol-rs
[INFO] frobbed toml for firba1/tpol-rs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/firba1/tpol-rs/Cargo.toml
[INFO] crate firba1/tpol-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing firba1/tpol-rs against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/firba1/tpol-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 78d29269ccb2580aae516cf04caba7a46327f435df589b29937c60a23639a7d3
[INFO] running `"docker" "start" "-a" "78d29269ccb2580aae516cf04caba7a46327f435df589b29937c60a23639a7d3"`
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling tpol v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::env::home_dir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:70:67
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let (history_file_option, prompts_config_path_option) = match home_dir() {
[INFO] [stderr]    |                                                                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |                     let mut process_result = command.spawn();
[INFO] [stderr]     |                         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.81s
[INFO] running `"docker" "inspect" "78d29269ccb2580aae516cf04caba7a46327f435df589b29937c60a23639a7d3"`
[INFO] running `"docker" "rm" "-f" "78d29269ccb2580aae516cf04caba7a46327f435df589b29937c60a23639a7d3"`
[INFO] [stdout] 78d29269ccb2580aae516cf04caba7a46327f435df589b29937c60a23639a7d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/firba1/tpol-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] bafe789814a044a04fc4582e3a13c433dcadd5d41732cf852cde3333b4024202
[INFO] running `"docker" "start" "-a" "bafe789814a044a04fc4582e3a13c433dcadd5d41732cf852cde3333b4024202"`
[INFO] [stderr]    Compiling tpol v0.2.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use std::env::home_dir;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:70:67
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let (history_file_option, prompts_config_path_option) = match home_dir() {
[INFO] [stderr]    |                                                                   ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:159:25
[INFO] [stderr]     |
[INFO] [stderr] 159 |                     let mut process_result = command.spawn();
[INFO] [stderr]     |                         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "bafe789814a044a04fc4582e3a13c433dcadd5d41732cf852cde3333b4024202"`
[INFO] running `"docker" "rm" "-f" "bafe789814a044a04fc4582e3a13c433dcadd5d41732cf852cde3333b4024202"`
[INFO] [stdout] bafe789814a044a04fc4582e3a13c433dcadd5d41732cf852cde3333b4024202
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/firba1/tpol-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 058d6be3d318f3d36cf4a1b02d686e818c0e3bb59cf661b505df8e03913e14d0
[INFO] running `"docker" "start" "-a" "058d6be3d318f3d36cf4a1b02d686e818c0e3bb59cf661b505df8e03913e14d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tpol-acb8fb1055db84b1
[INFO] running `"docker" "inspect" "058d6be3d318f3d36cf4a1b02d686e818c0e3bb59cf661b505df8e03913e14d0"`
[INFO] running `"docker" "rm" "-f" "058d6be3d318f3d36cf4a1b02d686e818c0e3bb59cf661b505df8e03913e14d0"`
[INFO] [stdout] 058d6be3d318f3d36cf4a1b02d686e818c0e3bb59cf661b505df8e03913e14d0