[INFO] fetching crate simpleio 0.1.1...
[INFO] testing simpleio-0.1.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate simpleio 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate simpleio 0.1.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simpleio 0.1.1
[INFO] finished tweaking crates.io crate simpleio 0.1.1
[INFO] tweaked toml for crates.io crate simpleio 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 323a74ffa887704f2f421f12ecb04a885b9352dbdd5d89b83c036ac13582131c
[INFO] running `Command { std: "docker" "start" "-a" "323a74ffa887704f2f421f12ecb04a885b9352dbdd5d89b83c036ac13582131c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "323a74ffa887704f2f421f12ecb04a885b9352dbdd5d89b83c036ac13582131c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "323a74ffa887704f2f421f12ecb04a885b9352dbdd5d89b83c036ac13582131c", kill_on_drop: false }`
[INFO] [stdout] 323a74ffa887704f2f421f12ecb04a885b9352dbdd5d89b83c036ac13582131c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25c3ba65f39385a29b782198296badf03d47a28588cf69bec585c41dd7d6ac63
[INFO] running `Command { std: "docker" "start" "-a" "25c3ba65f39385a29b782198296badf03d47a28588cf69bec585c41dd7d6ac63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling simpleio v0.1.1 (/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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.76s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "25c3ba65f39385a29b782198296badf03d47a28588cf69bec585c41dd7d6ac63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25c3ba65f39385a29b782198296badf03d47a28588cf69bec585c41dd7d6ac63", kill_on_drop: false }`
[INFO] [stdout] 25c3ba65f39385a29b782198296badf03d47a28588cf69bec585c41dd7d6ac63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7909abfb9417f0f2c30efe773e94f36fed42a0caac6feab2c104e1a377bcd3ff
[INFO] running `Command { std: "docker" "start" "-a" "7909abfb9417f0f2c30efe773e94f36fed42a0caac6feab2c104e1a377bcd3ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling simpleio v0.1.1 (/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 0.64s
[INFO] running `Command { std: "docker" "inspect" "7909abfb9417f0f2c30efe773e94f36fed42a0caac6feab2c104e1a377bcd3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7909abfb9417f0f2c30efe773e94f36fed42a0caac6feab2c104e1a377bcd3ff", kill_on_drop: false }`
[INFO] [stdout] 7909abfb9417f0f2c30efe773e94f36fed42a0caac6feab2c104e1a377bcd3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b50bd51038b1959393b492240bb908d46024e246371cff241e608c6c8678684
[INFO] running `Command { std: "docker" "start" "-a" "7b50bd51038b1959393b492240bb908d46024e246371cff241e608c6c8678684", 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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simpleio-b003e7f4316ea864)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::file_exists_home ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/testbin-fd2a9839e22e3d2b)
[INFO] [stdout] test tests::file_exists_void ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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_string (line 33) ... FAILED
[INFO] [stdout] test src/lib.rs - get_home (line 52) ... FAILED
[INFO] [stdout] test src/lib.rs - get_home_string (line 28) ... ok
[INFO] [stdout] test src/lib.rs - get_home (line 47) ... ok
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stdout] test src/lib.rs - create_dir (line 110) ... ok
[INFO] [stdout] test src/lib.rs - file_exists (line 90) ... ok
[INFO] [stdout] test src/lib.rs - get_config (line 71) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - get_home_string (line 33) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `"$HOME"`
[INFO] [stdout]  --> src/lib.rs:34:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | echo "$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 (line 52) stdout ----
[INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `"$HOME"`
[INFO] [stdout]  --> src/lib.rs:53:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | echo "$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 52)
[INFO] [stdout]     src/lib.rs - get_home_string (line 33)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 5 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7b50bd51038b1959393b492240bb908d46024e246371cff241e608c6c8678684", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b50bd51038b1959393b492240bb908d46024e246371cff241e608c6c8678684", kill_on_drop: false }`
[INFO] [stdout] 7b50bd51038b1959393b492240bb908d46024e246371cff241e608c6c8678684
