[INFO] fetching crate simpleio 0.1.2...
[INFO] testing simpleio-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate simpleio 0.1.2 into /workspace/builds/worker-35/source
[INFO] validating manifest of crates.io crate simpleio 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-35/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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39765a33561503757d011df74c697eaa0f517576706ae90173697d7dfd5df12d
[INFO] running `Command { std: "docker" "start" "-a" "39765a33561503757d011df74c697eaa0f517576706ae90173697d7dfd5df12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39765a33561503757d011df74c697eaa0f517576706ae90173697d7dfd5df12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39765a33561503757d011df74c697eaa0f517576706ae90173697d7dfd5df12d", kill_on_drop: false }`
[INFO] [stdout] 39765a33561503757d011df74c697eaa0f517576706ae90173697d7dfd5df12d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb7442427f3af76d836d99f3649707aac45ea323b37adfdc059e832608cf64ed
[INFO] running `Command { std: "docker" "start" "-a" "eb7442427f3af76d836d99f3649707aac45ea323b37adfdc059e832608cf64ed", 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 1.00s
[INFO] running `Command { std: "docker" "inspect" "eb7442427f3af76d836d99f3649707aac45ea323b37adfdc059e832608cf64ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7442427f3af76d836d99f3649707aac45ea323b37adfdc059e832608cf64ed", kill_on_drop: false }`
[INFO] [stdout] eb7442427f3af76d836d99f3649707aac45ea323b37adfdc059e832608cf64ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 901a0a974ff5a1939ec8bb1a47a12bd77fdc90f1857ebfc7e74b87a67393ad45
[INFO] running `Command { std: "docker" "start" "-a" "901a0a974ff5a1939ec8bb1a47a12bd77fdc90f1857ebfc7e74b87a67393ad45", 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 test [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "901a0a974ff5a1939ec8bb1a47a12bd77fdc90f1857ebfc7e74b87a67393ad45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "901a0a974ff5a1939ec8bb1a47a12bd77fdc90f1857ebfc7e74b87a67393ad45", kill_on_drop: false }`
[INFO] [stdout] 901a0a974ff5a1939ec8bb1a47a12bd77fdc90f1857ebfc7e74b87a67393ad45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-35/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1fc2bd115b88ca32f2d7de188ff2e3a491705ed90c6fb3ec733e4cb78052c59d
[INFO] running `Command { std: "docker" "start" "-a" "1fc2bd115b88ca32f2d7de188ff2e3a491705ed90c6fb3ec733e4cb78052c59d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simpleio-9fd43f1abc4df96c)
[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-943168f10869d5df)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests simpleio
[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 - file_exists (line 88) ... 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 - get_config (line 73) ... ok
[INFO] [stdout] test src/lib.rs - get_home (line 49) ... 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 0.32s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "1fc2bd115b88ca32f2d7de188ff2e3a491705ed90c6fb3ec733e4cb78052c59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc2bd115b88ca32f2d7de188ff2e3a491705ed90c6fb3ec733e4cb78052c59d", kill_on_drop: false }`
[INFO] [stdout] 1fc2bd115b88ca32f2d7de188ff2e3a491705ed90c6fb3ec733e4cb78052c59d