[INFO] cloning repository https://github.com/darthwaydr007/mimi-overhead-computations
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darthwaydr007/mimi-overhead-computations" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthwaydr007%2Fmimi-overhead-computations", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthwaydr007%2Fmimi-overhead-computations'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 316997cbd575d191901a8ada2b412aafedd5b4b1
[INFO] testing darthwaydr007/mimi-overhead-computations against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarthwaydr007%2Fmimi-overhead-computations" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/darthwaydr007/mimi-overhead-computations
[INFO] finished tweaking git repo https://github.com/darthwaydr007/mimi-overhead-computations
[INFO] tweaked toml for git repo https://github.com/darthwaydr007/mimi-overhead-computations written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/darthwaydr007/mimi-overhead-computations on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/darthwaydr007/mimi-overhead-computations 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stderr]    Compiling experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem::size_of_val`
[INFO] [stdout]    --> src/main.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 | use std::mem::size_of_val;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `welcome`
[INFO] [stdout]    --> src/main.rs:394:16
[INFO] [stdout]     |
[INFO] [stdout] 394 |       let (_m, welcome, _gi) = sasha_group
[INFO] [stdout]     |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_welcome`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `Command { std: "docker" "inspect" "241574d7361bea34897989f340a6744377ceac93e2e22ef7c3e40647cc8213f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "241574d7361bea34897989f340a6744377ceac93e2e22ef7c3e40647cc8213f2", kill_on_drop: false }`
[INFO] [stdout] 241574d7361bea34897989f340a6744377ceac93e2e22ef7c3e40647cc8213f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 073d1ed41b00d5371bc66be8ae5f789cda2f8482eab838dc6258b624ae2a6384
[INFO] running `Command { std: "docker" "start" "-a" "073d1ed41b00d5371bc66be8ae5f789cda2f8482eab838dc6258b624ae2a6384", kill_on_drop: false }`
[INFO] [stderr]    Compiling experiments v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem::size_of_val`
[INFO] [stdout]    --> src/main.rs:292:5
[INFO] [stdout]     |
[INFO] [stdout] 292 | use std::mem::size_of_val;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `welcome`
[INFO] [stdout]    --> src/main.rs:394:16
[INFO] [stdout]     |
[INFO] [stdout] 394 |       let (_m, welcome, _gi) = sasha_group
[INFO] [stdout]     |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_welcome`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "073d1ed41b00d5371bc66be8ae5f789cda2f8482eab838dc6258b624ae2a6384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073d1ed41b00d5371bc66be8ae5f789cda2f8482eab838dc6258b624ae2a6384", kill_on_drop: false }`
[INFO] [stdout] 073d1ed41b00d5371bc66be8ae5f789cda2f8482eab838dc6258b624ae2a6384
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6fe91bebd19ad901ee970eef25a7d5a5a4c428386668853fb97fd163cfc47f95
[INFO] running `Command { std: "docker" "start" "-a" "6fe91bebd19ad901ee970eef25a7d5a5a4c428386668853fb97fd163cfc47f95", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::mem::size_of_val`
[INFO] [stderr]    --> src/main.rs:292:5
[INFO] [stderr]     |
[INFO] [stderr] 292 | use std::mem::size_of_val;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `welcome`
[INFO] [stderr]    --> src/main.rs:394:16
[INFO] [stderr]     |
[INFO] [stderr] 394 |       let (_m, welcome, _gi) = sasha_group
[INFO] [stderr]     |                ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_welcome`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `experiments` (bin "experiments" test) generated 2 warnings (run `cargo fix --bin "experiments" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/experiments-81fb7a78783371c4)
[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" "6fe91bebd19ad901ee970eef25a7d5a5a4c428386668853fb97fd163cfc47f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fe91bebd19ad901ee970eef25a7d5a5a4c428386668853fb97fd163cfc47f95", kill_on_drop: false }`
[INFO] [stdout] 6fe91bebd19ad901ee970eef25a7d5a5a4c428386668853fb97fd163cfc47f95