[INFO] cloning repository https://github.com/tasdomas/sc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tasdomas/sc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftasdomas%2Fsc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftasdomas%2Fsc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f75d0e8d5a9d2f5022be574a5e32a4888abe15e
[INFO] testing tasdomas/sc against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftasdomas%2Fsc" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tasdomas/sc on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tasdomas/sc
[INFO] finished tweaking git repo https://github.com/tasdomas/sc
[INFO] tweaked toml for git repo https://github.com/tasdomas/sc written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/tasdomas/sc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a80bf6305618e66d581be1d0fb46da336a1b934a614d04fc7ae3ef4ebe693035
[INFO] running `Command { std: "docker" "start" "-a" "a80bf6305618e66d581be1d0fb46da336a1b934a614d04fc7ae3ef4ebe693035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a80bf6305618e66d581be1d0fb46da336a1b934a614d04fc7ae3ef4ebe693035", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a80bf6305618e66d581be1d0fb46da336a1b934a614d04fc7ae3ef4ebe693035", kill_on_drop: false }`
[INFO] [stdout] a80bf6305618e66d581be1d0fb46da336a1b934a614d04fc7ae3ef4ebe693035
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1e758a2735f17f03c5355e92a9257e9356588546acde3142b953a945bf8e1e56
[INFO] running `Command { std: "docker" "start" "-a" "1e758a2735f17f03c5355e92a9257e9356588546acde3142b953a945bf8e1e56", kill_on_drop: false }`
[INFO] [stderr]    Compiling sc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]  --> src/ops.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut a :f32 = 0.0;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/ops.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut b :f32 = 0.0;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `S` should have a snake case name
[INFO] [stdout]  --> src/stack.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sum` should have a snake case name
[INFO] [stdout]  --> src/ops.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "1e758a2735f17f03c5355e92a9257e9356588546acde3142b953a945bf8e1e56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e758a2735f17f03c5355e92a9257e9356588546acde3142b953a945bf8e1e56", kill_on_drop: false }`
[INFO] [stdout] 1e758a2735f17f03c5355e92a9257e9356588546acde3142b953a945bf8e1e56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47ec19283749bfb7e4f21348556f0b63b115f89e7b9314d8f51cf2c3084d27d6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "47ec19283749bfb7e4f21348556f0b63b115f89e7b9314d8f51cf2c3084d27d6", kill_on_drop: false }`
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]  --> src/ops.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut a :f32 = 0.0;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/ops.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut b :f32 = 0.0;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `S` should have a snake case name
[INFO] [stdout]  --> src/stack.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sum` should have a snake case name
[INFO] [stdout]  --> src/ops.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling sc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `a` is never read
[INFO] [stdout]  --> src/ops.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let mut a :f32 = 0.0;
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]   = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `b` is never read
[INFO] [stdout]   --> src/ops.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut b :f32 = 0.0;
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `S` should have a snake case name
[INFO] [stdout]  --> src/stack.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stdout]   |     ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `Sum` should have a snake case name
[INFO] [stdout]  --> src/ops.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stdout]   |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "47ec19283749bfb7e4f21348556f0b63b115f89e7b9314d8f51cf2c3084d27d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ec19283749bfb7e4f21348556f0b63b115f89e7b9314d8f51cf2c3084d27d6", kill_on_drop: false }`
[INFO] [stdout] 47ec19283749bfb7e4f21348556f0b63b115f89e7b9314d8f51cf2c3084d27d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6b8108b12ea5fe05c3071060c5591b85c1999e665f5069a413642f373e0a0824
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6b8108b12ea5fe05c3071060c5591b85c1999e665f5069a413642f373e0a0824", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]  --> src/ops.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut a :f32 = 0.0;
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/ops.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut b :f32 = 0.0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `S` should have a snake case name
[INFO] [stderr]  --> src/stack.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `Sum` should have a snake case name
[INFO] [stderr]  --> src/ops.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sum`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `a` is never read
[INFO] [stderr]  --> src/ops.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 6 |     let mut a :f32 = 0.0;
[INFO] [stderr]   |         ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]   = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `b` is never read
[INFO] [stderr]   --> src/ops.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let mut b :f32 = 0.0;
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `S` should have a snake case name
[INFO] [stderr]  --> src/stack.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     S: Option<Box<StackElement<T>>>,
[INFO] [stderr]   |     ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `Sum` should have a snake case name
[INFO] [stderr]  --> src/ops.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn Sum(mut s: Stack<f32>) -> Stack<f32> {
[INFO] [stderr]   |        ^^^ help: convert the identifier to snake case (notice the capitalization): `sum`
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sc-acbf4b14a0c0c88b
[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
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sc-5502fb35a2bbe57c
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sc
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b8108b12ea5fe05c3071060c5591b85c1999e665f5069a413642f373e0a0824", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8108b12ea5fe05c3071060c5591b85c1999e665f5069a413642f373e0a0824", kill_on_drop: false }`
[INFO] [stdout] 6b8108b12ea5fe05c3071060c5591b85c1999e665f5069a413642f373e0a0824