[INFO] cloning repository https://github.com/Bebbum/stool
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bebbum/stool" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBebbum%2Fstool", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBebbum%2Fstool'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2d75d17584f38f53ccb9f559e42ca1246c2ec69
[INFO] testing Bebbum/stool against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBebbum%2Fstool" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Bebbum/stool on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Bebbum/stool
[INFO] finished tweaking git repo https://github.com/Bebbum/stool
[INFO] tweaked toml for git repo https://github.com/Bebbum/stool written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Bebbum/stool already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df551fbaa25af1240d9bb56a29265b1bd5fbfab65f6ca8f3a327c5bbfcaf6960
[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" "df551fbaa25af1240d9bb56a29265b1bd5fbfab65f6ca8f3a327c5bbfcaf6960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df551fbaa25af1240d9bb56a29265b1bd5fbfab65f6ca8f3a327c5bbfcaf6960", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df551fbaa25af1240d9bb56a29265b1bd5fbfab65f6ca8f3a327c5bbfcaf6960", kill_on_drop: false }`
[INFO] [stdout] df551fbaa25af1240d9bb56a29265b1bd5fbfab65f6ca8f3a327c5bbfcaf6960
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 0ed309b4e26b109408217283cde037918a7a004e815d0eec0dbd6f7bf3b25d4a
[INFO] running `Command { std: "docker" "start" "-a" "0ed309b4e26b109408217283cde037918a7a004e815d0eec0dbd6f7bf3b25d4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling stool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]  --> src/benchmark.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     results: TestResult,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `command`
[INFO] [stdout]   --> src/benchmark.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     command: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `args`
[INFO] [stdout]   --> src/benchmark.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     args: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw_times`
[INFO] [stdout]   --> src/benchmark.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     raw_times: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `avg_time`
[INFO] [stdout]   --> src/benchmark.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     avg_time: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weighted_time`
[INFO] [stdout]   --> src/benchmark.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     weighted_time: f64
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/benchmark.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new() -> Metrics{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]   --> src/benchmark.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     results: Vec<Metrics>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "0ed309b4e26b109408217283cde037918a7a004e815d0eec0dbd6f7bf3b25d4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ed309b4e26b109408217283cde037918a7a004e815d0eec0dbd6f7bf3b25d4a", kill_on_drop: false }`
[INFO] [stdout] 0ed309b4e26b109408217283cde037918a7a004e815d0eec0dbd6f7bf3b25d4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--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] e7993e665690a0bf39b7df50b4f3a2b43d59bc77eb53c8d48544fbcc7588d3e0
[INFO] running `Command { std: "docker" "start" "-a" "e7993e665690a0bf39b7df50b4f3a2b43d59bc77eb53c8d48544fbcc7588d3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling stool v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]  --> src/benchmark.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     results: TestResult,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `command`
[INFO] [stdout]   --> src/benchmark.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     command: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `args`
[INFO] [stdout]   --> src/benchmark.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     args: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `raw_times`
[INFO] [stdout]   --> src/benchmark.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     raw_times: Vec<i64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `avg_time`
[INFO] [stdout]   --> src/benchmark.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     avg_time: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `weighted_time`
[INFO] [stdout]   --> src/benchmark.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     weighted_time: f64
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/benchmark.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn new() -> Metrics{
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `results`
[INFO] [stdout]   --> src/benchmark.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     results: Vec<Metrics>
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e7993e665690a0bf39b7df50b4f3a2b43d59bc77eb53c8d48544fbcc7588d3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7993e665690a0bf39b7df50b4f3a2b43d59bc77eb53c8d48544fbcc7588d3e0", kill_on_drop: false }`
[INFO] [stdout] e7993e665690a0bf39b7df50b4f3a2b43d59bc77eb53c8d48544fbcc7588d3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 41b7f291c423db1272d7cc727a1d9e3e2330421c4a98f2c5843cb8852ae8ebae
[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" "41b7f291c423db1272d7cc727a1d9e3e2330421c4a98f2c5843cb8852ae8ebae", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `results`
[INFO] [stderr]  --> src/benchmark.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     results: TestResult,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `command`
[INFO] [stderr]   --> src/benchmark.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     command: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `args`
[INFO] [stderr]   --> src/benchmark.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     args: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `raw_times`
[INFO] [stderr]   --> src/benchmark.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     raw_times: Vec<i64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `avg_time`
[INFO] [stderr]   --> src/benchmark.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     avg_time: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `weighted_time`
[INFO] [stderr]   --> src/benchmark.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     weighted_time: f64
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/benchmark.rs:18:8
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn new() -> Metrics{
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `results`
[INFO] [stderr]   --> src/benchmark.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     results: Vec<Metrics>
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 8 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stool-710a7a765ff9b26e
[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" "41b7f291c423db1272d7cc727a1d9e3e2330421c4a98f2c5843cb8852ae8ebae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b7f291c423db1272d7cc727a1d9e3e2330421c4a98f2c5843cb8852ae8ebae", kill_on_drop: false }`
[INFO] [stdout] 41b7f291c423db1272d7cc727a1d9e3e2330421c4a98f2c5843cb8852ae8ebae