[INFO] fetching crate simpleio 0.1.2...
[INFO] testing simpleio-0.1.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate simpleio 0.1.2 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate simpleio 0.1.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simpleio 0.1.2
[INFO] finished tweaking crates.io crate simpleio 0.1.2
[INFO] tweaked toml for crates.io crate simpleio 0.1.2 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate simpleio 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a3e8cb57cdb2c1fb2e237624f3cf9a6c11be9dc4878f1096bda2c383eaa64a16
[INFO] running `Command { std: "docker" "start" "-a" "a3e8cb57cdb2c1fb2e237624f3cf9a6c11be9dc4878f1096bda2c383eaa64a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3e8cb57cdb2c1fb2e237624f3cf9a6c11be9dc4878f1096bda2c383eaa64a16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e8cb57cdb2c1fb2e237624f3cf9a6c11be9dc4878f1096bda2c383eaa64a16", kill_on_drop: false }`
[INFO] [stdout] a3e8cb57cdb2c1fb2e237624f3cf9a6c11be9dc4878f1096bda2c383eaa64a16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f81dd54fe07732f66b9806a0efd7d5c2a80d8c0ec4b97fa34ffda5bb8aa06b3
[INFO] running `Command { std: "docker" "start" "-a" "9f81dd54fe07732f66b9806a0efd7d5c2a80d8c0ec4b97fa34ffda5bb8aa06b3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simpleio v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `test_get_home_string`
[INFO] [stdout]  --> src/bin.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn test_get_home_string(){
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_get_home`
[INFO] [stdout]   --> src/bin.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn test_get_home(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_file_exist`
[INFO] [stdout]   --> src/bin.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn test_file_exist(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_create_dir`
[INFO] [stdout]   --> src/bin.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn test_create_dir(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "9f81dd54fe07732f66b9806a0efd7d5c2a80d8c0ec4b97fa34ffda5bb8aa06b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f81dd54fe07732f66b9806a0efd7d5c2a80d8c0ec4b97fa34ffda5bb8aa06b3", kill_on_drop: false }`
[INFO] [stdout] 9f81dd54fe07732f66b9806a0efd7d5c2a80d8c0ec4b97fa34ffda5bb8aa06b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81981f20b3227c6aeb5ca6cd03a250e53b21fbd2ee6149ab418e2717a48a488
[INFO] running `Command { std: "docker" "start" "-a" "b81981f20b3227c6aeb5ca6cd03a250e53b21fbd2ee6149ab418e2717a48a488", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleio v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `test_get_home_string`
[INFO] [stdout]  --> src/bin.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn test_get_home_string(){
[INFO] [stdout]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_get_home`
[INFO] [stdout]   --> src/bin.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn test_get_home(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_file_exist`
[INFO] [stdout]   --> src/bin.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn test_file_exist(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `test_create_dir`
[INFO] [stdout]   --> src/bin.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn test_create_dir(){
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "b81981f20b3227c6aeb5ca6cd03a250e53b21fbd2ee6149ab418e2717a48a488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81981f20b3227c6aeb5ca6cd03a250e53b21fbd2ee6149ab418e2717a48a488", kill_on_drop: false }`
[INFO] [stdout] b81981f20b3227c6aeb5ca6cd03a250e53b21fbd2ee6149ab418e2717a48a488
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a899e565a7f8afb6796ffbfd8c0507610d2fd7d852169e524343407ea790f919
[INFO] running `Command { std: "docker" "start" "-a" "a899e565a7f8afb6796ffbfd8c0507610d2fd7d852169e524343407ea790f919", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `test_get_home_string`
[INFO] [stderr]  --> src/bin.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn test_get_home_string(){
[INFO] [stderr]   |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_get_home`
[INFO] [stderr]   --> src/bin.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn test_get_home(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_file_exist`
[INFO] [stderr]   --> src/bin.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn test_file_exist(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test_create_dir`
[INFO] [stderr]   --> src/bin.rs:23:4
[INFO] [stderr]    |
[INFO] [stderr] 23 | fn test_create_dir(){
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `simpleio` (bin "testbin" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simpleio-8278485e184c6269)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::file_exists_home ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::file_exists_void ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testbin-ba741e09249baa7b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests simpleio
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - get_home (line 54) ... FAILED
[INFO] [stdout] test src/lib.rs - get_home_string (line 35) ... FAILED
[INFO] [stdout] test src/lib.rs - get_home (line 49) ... ok
[INFO] [stdout] test src/lib.rs - get_home_string (line 30) ... ok
[INFO] [stdout] test src/lib.rs - create_dir (line 108) ... ok
[INFO] [stdout] test src/lib.rs - file_exists (line 88) ... ok
[INFO] [stdout] test src/lib.rs - get_config (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - get_home (line 54) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `"$HOME"`
[INFO] [stdout]  --> src/lib.rs:55:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | echo "$HOME"
[INFO] [stdout]   |      ^^^^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - get_home_string (line 35) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `"$HOME"`
[INFO] [stdout]  --> src/lib.rs:36:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | echo "$HOME"
[INFO] [stdout]   |      ^^^^^^^ expected one of 8 possible tokens
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - get_home (line 54)
[INFO] [stdout]     src/lib.rs - get_home_string (line 35)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.29s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "a899e565a7f8afb6796ffbfd8c0507610d2fd7d852169e524343407ea790f919", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a899e565a7f8afb6796ffbfd8c0507610d2fd7d852169e524343407ea790f919", kill_on_drop: false }`
[INFO] [stdout] a899e565a7f8afb6796ffbfd8c0507610d2fd7d852169e524343407ea790f919