[INFO] cloning repository https://github.com/nickx720/rust_module_system_primer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nickx720/rust_module_system_primer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickx720%2Frust_module_system_primer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickx720%2Frust_module_system_primer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dc7c6f4d5171b1bad07260194663c1a426715c3a
[INFO] testing nickx720/rust_module_system_primer against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnickx720%2Frust_module_system_primer" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nickx720/rust_module_system_primer on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nickx720/rust_module_system_primer
[INFO] finished tweaking git repo https://github.com/nickx720/rust_module_system_primer
[INFO] tweaked toml for git repo https://github.com/nickx720/rust_module_system_primer written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/nickx720/rust_module_system_primer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 989a9e26d8d3f609ef81a56145a7987b0496d8c54169fa24400cc1170d6d4c9d
[INFO] running `Command { std: "docker" "start" "-a" "989a9e26d8d3f609ef81a56145a7987b0496d8c54169fa24400cc1170d6d4c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "989a9e26d8d3f609ef81a56145a7987b0496d8c54169fa24400cc1170d6d4c9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "989a9e26d8d3f609ef81a56145a7987b0496d8c54169fa24400cc1170d6d4c9d", kill_on_drop: false }`
[INFO] [stdout] 989a9e26d8d3f609ef81a56145a7987b0496d8c54169fa24400cc1170d6d4c9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebe591034da8e4cf6799dfef4193a21fcb18711311335b765e493aab53945de2
[INFO] running `Command { std: "docker" "start" "-a" "ebe591034da8e4cf6799dfef4193a21fcb18711311335b765e493aab53945de2", kill_on_drop: false }`
[INFO] [stderr]    Compiling shiny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `f2`
[INFO] [stdout]   --> src/main.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |             fn f2() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f3`
[INFO] [stdout]   --> src/main.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |             fn f3() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "ebe591034da8e4cf6799dfef4193a21fcb18711311335b765e493aab53945de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebe591034da8e4cf6799dfef4193a21fcb18711311335b765e493aab53945de2", kill_on_drop: false }`
[INFO] [stdout] ebe591034da8e4cf6799dfef4193a21fcb18711311335b765e493aab53945de2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fddf17003d6e9b44091ce1cce01785be95375d33db432db7edf7eaccf0e65ae9
[INFO] running `Command { std: "docker" "start" "-a" "fddf17003d6e9b44091ce1cce01785be95375d33db432db7edf7eaccf0e65ae9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling shiny v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `f2`
[INFO] [stdout]   --> src/main.rs:25:16
[INFO] [stdout]    |
[INFO] [stdout] 25 |             fn f2() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `f3`
[INFO] [stdout]   --> src/main.rs:26:16
[INFO] [stdout]    |
[INFO] [stdout] 26 |             fn f3() {}
[INFO] [stdout]    |                ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "fddf17003d6e9b44091ce1cce01785be95375d33db432db7edf7eaccf0e65ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddf17003d6e9b44091ce1cce01785be95375d33db432db7edf7eaccf0e65ae9", kill_on_drop: false }`
[INFO] [stdout] fddf17003d6e9b44091ce1cce01785be95375d33db432db7edf7eaccf0e65ae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9467bd01388059683a361056e43fd39ea4e3e49f450109c66d45ddfaf8d54c6e
[INFO] running `Command { std: "docker" "start" "-a" "9467bd01388059683a361056e43fd39ea4e3e49f450109c66d45ddfaf8d54c6e", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `f2`
[INFO] [stderr]   --> src/main.rs:25:16
[INFO] [stderr]    |
[INFO] [stderr] 25 |             fn f2() {}
[INFO] [stderr]    |                ^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `f3`
[INFO] [stderr]   --> src/main.rs:26:16
[INFO] [stderr]    |
[INFO] [stderr] 26 |             fn f3() {}
[INFO] [stderr]    |                ^^
[INFO] [stderr] 
[INFO] [stderr] warning: `shiny` (bin "shiny" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shiny-83369115ed9139e7)
[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" "9467bd01388059683a361056e43fd39ea4e3e49f450109c66d45ddfaf8d54c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9467bd01388059683a361056e43fd39ea4e3e49f450109c66d45ddfaf8d54c6e", kill_on_drop: false }`
[INFO] [stdout] 9467bd01388059683a361056e43fd39ea4e3e49f450109c66d45ddfaf8d54c6e