[INFO] cloning repository https://github.com/karljohannisson/rustgrad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karljohannisson/rustgrad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarljohannisson%2Frustgrad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarljohannisson%2Frustgrad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84ce756eb19ade5cfe05886e8e6bc94f06492865
[INFO] testing karljohannisson/rustgrad against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarljohannisson%2Frustgrad" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/karljohannisson/rustgrad
[INFO] finished tweaking git repo https://github.com/karljohannisson/rustgrad
[INFO] tweaked toml for git repo https://github.com/karljohannisson/rustgrad written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/karljohannisson/rustgrad on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/karljohannisson/rustgrad 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c91cdf84d3b2f1ce22a81f4473f4b773c2fd1e68b2516c8e3a44b96beef60bb5
[INFO] running `Command { std: "docker" "start" "-a" "c91cdf84d3b2f1ce22a81f4473f4b773c2fd1e68b2516c8e3a44b96beef60bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c91cdf84d3b2f1ce22a81f4473f4b773c2fd1e68b2516c8e3a44b96beef60bb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91cdf84d3b2f1ce22a81f4473f4b773c2fd1e68b2516c8e3a44b96beef60bb5", kill_on_drop: false }`
[INFO] [stdout] c91cdf84d3b2f1ce22a81f4473f4b773c2fd1e68b2516c8e3a44b96beef60bb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89281037ed45653865f76485a2df8a1dcf225196aaffddd95903171b6cb7922c
[INFO] running `Command { std: "docker" "start" "-a" "89281037ed45653865f76485a2df8a1dcf225196aaffddd95903171b6cb7922c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]    Compiling rustgrad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `grad`, `child_a`, `child_b`, and `op` are never read
[INFO] [stdout]  --> src/value.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Value {
[INFO] [stdout]   |            ----- fields in this struct
[INFO] [stdout] 5 |     data: f64,
[INFO] [stdout] 6 |     grad: f64,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 7 |     child_a: Option<Box<Value>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 8 |     child_b: Option<Box<Value>>,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 9 |     op: String,
[INFO] [stdout]   |     ^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tanh` is never used
[INFO] [stdout]   --> src/value.rs:34:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Value {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub fn tanh(self) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "89281037ed45653865f76485a2df8a1dcf225196aaffddd95903171b6cb7922c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89281037ed45653865f76485a2df8a1dcf225196aaffddd95903171b6cb7922c", kill_on_drop: false }`
[INFO] [stdout] 89281037ed45653865f76485a2df8a1dcf225196aaffddd95903171b6cb7922c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7744b6d01f7805b1498931911d4ec9bae4b8a9744c2dadc584390432535b8271
[INFO] running `Command { std: "docker" "start" "-a" "7744b6d01f7805b1498931911d4ec9bae4b8a9744c2dadc584390432535b8271", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustgrad v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `grad` is never read
[INFO] [stdout]  --> src/value.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Value {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 5 |     data: f64,
[INFO] [stdout] 6 |     grad: f64,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "7744b6d01f7805b1498931911d4ec9bae4b8a9744c2dadc584390432535b8271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7744b6d01f7805b1498931911d4ec9bae4b8a9744c2dadc584390432535b8271", kill_on_drop: false }`
[INFO] [stdout] 7744b6d01f7805b1498931911d4ec9bae4b8a9744c2dadc584390432535b8271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dafa78c20cf1817dffda224b0259d6852b9895b4a3160a612863c40a79e7dd50
[INFO] running `Command { std: "docker" "start" "-a" "dafa78c20cf1817dffda224b0259d6852b9895b4a3160a612863c40a79e7dd50", kill_on_drop: false }`
[INFO] [stderr] warning: field `grad` is never read
[INFO] [stderr]  --> src/value.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Value {
[INFO] [stderr]   |            ----- field in this struct
[INFO] [stderr] 5 |     data: f64,
[INFO] [stderr] 6 |     grad: f64,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rustgrad` (bin "rustgrad" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustgrad-50cd71ba94dafb82)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test value::tests::test_add ... ok
[INFO] [stdout] test value::tests::test_add_op ... ok
[INFO] [stdout] test value::tests::test_mul_op ... ok
[INFO] [stdout] test value::tests::test_tanh ... ok
[INFO] [stdout] test value::tests::test_mul ... ok
[INFO] [stdout] test value::tests::test_children ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dafa78c20cf1817dffda224b0259d6852b9895b4a3160a612863c40a79e7dd50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dafa78c20cf1817dffda224b0259d6852b9895b4a3160a612863c40a79e7dd50", kill_on_drop: false }`
[INFO] [stdout] dafa78c20cf1817dffda224b0259d6852b9895b4a3160a612863c40a79e7dd50
