[INFO] cloning repository https://github.com/merq-rodriguez/write-then-read-files-with-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/merq-rodriguez/write-then-read-files-with-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerq-rodriguez%2Fwrite-then-read-files-with-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerq-rodriguez%2Fwrite-then-read-files-with-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e85c3e527415199aad53843a8e4eec5d2b2d57e
[INFO] testing merq-rodriguez/write-then-read-files-with-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerq-rodriguez%2Fwrite-then-read-files-with-rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/merq-rodriguez/write-then-read-files-with-rust
[INFO] finished tweaking git repo https://github.com/merq-rodriguez/write-then-read-files-with-rust
[INFO] tweaked toml for git repo https://github.com/merq-rodriguez/write-then-read-files-with-rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/merq-rodriguez/write-then-read-files-with-rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/merq-rodriguez/write-then-read-files-with-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f590b6cd0dd62386d4f85a91c87e1a8a674b574d1f533d695c07b787e679ce8
[INFO] running `Command { std: "docker" "start" "-a" "7f590b6cd0dd62386d4f85a91c87e1a8a674b574d1f533d695c07b787e679ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f590b6cd0dd62386d4f85a91c87e1a8a674b574d1f533d695c07b787e679ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f590b6cd0dd62386d4f85a91c87e1a8a674b574d1f533d695c07b787e679ce8", kill_on_drop: false }`
[INFO] [stdout] 7f590b6cd0dd62386d4f85a91c87e1a8a674b574d1f533d695c07b787e679ce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ddced80ed1314f486a3e745dec0c3e9b903600da1cb445a4690eec043ba36cf9
[INFO] running `Command { std: "docker" "start" "-a" "ddced80ed1314f486a3e745dec0c3e9b903600da1cb445a4690eec043ba36cf9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.0
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.0
[INFO] [stderr]    Compiling write_then_read_files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn read_file(file_name: String) -> File {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSample` is never used
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn getSample() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSample` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn getSample() {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `get_sample`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "ddced80ed1314f486a3e745dec0c3e9b903600da1cb445a4690eec043ba36cf9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddced80ed1314f486a3e745dec0c3e9b903600da1cb445a4690eec043ba36cf9", kill_on_drop: false }`
[INFO] [stdout] ddced80ed1314f486a3e745dec0c3e9b903600da1cb445a4690eec043ba36cf9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 52f25d6a3a88f34c75c77ba8cf1c015f80b9a305deb0fa65f81f935d55f4ebbd
[INFO] running `Command { std: "docker" "start" "-a" "52f25d6a3a88f34c75c77ba8cf1c015f80b9a305deb0fa65f81f935d55f4ebbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling write_then_read_files v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `read_file` is never used
[INFO] [stdout]   --> src/main.rs:21:4
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn read_file(file_name: String) -> File {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSample` is never used
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn getSample() {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `getSample` should have a snake case name
[INFO] [stdout]   --> src/main.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn getSample() {
[INFO] [stdout]    |    ^^^^^^^^^ help: convert the identifier to snake case: `get_sample`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "52f25d6a3a88f34c75c77ba8cf1c015f80b9a305deb0fa65f81f935d55f4ebbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52f25d6a3a88f34c75c77ba8cf1c015f80b9a305deb0fa65f81f935d55f4ebbd", kill_on_drop: false }`
[INFO] [stdout] 52f25d6a3a88f34c75c77ba8cf1c015f80b9a305deb0fa65f81f935d55f4ebbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 23c67dae93d517d64d07b40b913ce9e9c5510bb04045779910d16764b9dcd951
[INFO] running `Command { std: "docker" "start" "-a" "23c67dae93d517d64d07b40b913ce9e9c5510bb04045779910d16764b9dcd951", kill_on_drop: false }`
[INFO] [stderr] warning: function `read_file` is never used
[INFO] [stderr]   --> src/main.rs:21:4
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn read_file(file_name: String) -> File {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `getSample` is never used
[INFO] [stderr]   --> src/main.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn getSample() {
[INFO] [stderr]    |    ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `getSample` should have a snake case name
[INFO] [stderr]   --> src/main.rs:29:4
[INFO] [stderr]    |
[INFO] [stderr] 29 | fn getSample() {
[INFO] [stderr]    |    ^^^^^^^^^ help: convert the identifier to snake case: `get_sample`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `write_then_read_files` (bin "write_then_read_files" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/write_then_read_files-7de70539b21ec2b3)
[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] running `Command { std: "docker" "inspect" "23c67dae93d517d64d07b40b913ce9e9c5510bb04045779910d16764b9dcd951", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23c67dae93d517d64d07b40b913ce9e9c5510bb04045779910d16764b9dcd951", kill_on_drop: false }`
[INFO] [stdout] 23c67dae93d517d64d07b40b913ce9e9c5510bb04045779910d16764b9dcd951