[INFO] cloning repository https://github.com/stpettersens/rakeinrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/stpettersens/rakeinrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstpettersens%2Frakeinrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstpettersens%2Frakeinrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ff1a242be6bf6d91c50e212efb8ce15db059aae
[INFO] testing stpettersens/rakeinrust against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fstpettersens%2Frakeinrust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/stpettersens/rakeinrust on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/stpettersens/rakeinrust
[INFO] finished tweaking git repo https://github.com/stpettersens/rakeinrust
[INFO] tweaked toml for git repo https://github.com/stpettersens/rakeinrust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/stpettersens/rakeinrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_type v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9fbdb97102ac6f512f81955cc4b0e1aee7a2b72b31c43a7dca0b02bbf5f4b075
[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" "9fbdb97102ac6f512f81955cc4b0e1aee7a2b72b31c43a7dca0b02bbf5f4b075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fbdb97102ac6f512f81955cc4b0e1aee7a2b72b31c43a7dca0b02bbf5f4b075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbdb97102ac6f512f81955cc4b0e1aee7a2b72b31c43a7dca0b02bbf5f4b075", kill_on_drop: false }`
[INFO] [stdout] 9fbdb97102ac6f512f81955cc4b0e1aee7a2b72b31c43a7dca0b02bbf5f4b075
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d890a5ddf8967ecd63b1eb74531a1af2c521f3ca9e22ff52267516e8a0f674ab
[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" "d890a5ddf8967ecd63b1eb74531a1af2c521f3ca9e22ff52267516e8a0f674ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.23
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.4.1
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling clioptions v0.1.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling os_type v2.0.0
[INFO] [stderr]    Compiling rrake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:208:25
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     Err(e) => v.set_value(""),
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cap`
[INFO] [stdout]    --> src/main.rs:371:13
[INFO] [stdout]     |
[INFO] [stdout] 371 |         for cap in p.captures_iter(&l) {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_cap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/main.rs:482:21
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 let c = &task.get_params();
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.42s
[INFO] running `Command { std: "docker" "inspect" "d890a5ddf8967ecd63b1eb74531a1af2c521f3ca9e22ff52267516e8a0f674ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d890a5ddf8967ecd63b1eb74531a1af2c521f3ca9e22ff52267516e8a0f674ab", kill_on_drop: false }`
[INFO] [stdout] d890a5ddf8967ecd63b1eb74531a1af2c521f3ca9e22ff52267516e8a0f674ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ad01bd785fa3f0d8a50bd5cd4ae7383b1cf403bdbc070d15334c86861b0a779
[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" "4ad01bd785fa3f0d8a50bd5cd4ae7383b1cf403bdbc070d15334c86861b0a779", kill_on_drop: false }`
[INFO] [stderr]    Compiling rrake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/main.rs:208:25
[INFO] [stdout]     |
[INFO] [stdout] 208 |                     Err(e) => v.set_value(""),
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cap`
[INFO] [stdout]    --> src/main.rs:371:13
[INFO] [stdout]     |
[INFO] [stdout] 371 |         for cap in p.captures_iter(&l) {
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_cap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/main.rs:482:21
[INFO] [stdout]     |
[INFO] [stdout] 482 |                 let c = &task.get_params();
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ad01bd785fa3f0d8a50bd5cd4ae7383b1cf403bdbc070d15334c86861b0a779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ad01bd785fa3f0d8a50bd5cd4ae7383b1cf403bdbc070d15334c86861b0a779", kill_on_drop: false }`
[INFO] [stdout] 4ad01bd785fa3f0d8a50bd5cd4ae7383b1cf403bdbc070d15334c86861b0a779
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 81d2e2da4e40b5efd583b5db8cab093d47e2fdc090fa6478768d780c14a66646
[INFO] running `Command { std: "docker" "start" "-a" "81d2e2da4e40b5efd583b5db8cab093d47e2fdc090fa6478768d780c14a66646", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/main.rs:208:25
[INFO] [stdout] 
[INFO] [stderr]     |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 208 |                     Err(e) => v.set_value(""),
[INFO] [stdout] 
[INFO] [stderr]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cap`
[INFO] [stderr]    --> src/main.rs:371:13
[INFO] [stderr]     |
[INFO] [stderr] 371 |         for cap in p.captures_iter(&l) {
[INFO] [stderr]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_cap`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c`
[INFO] [stderr]    --> src/main.rs:482:21
[INFO] [stderr]     |
[INFO] [stderr] 482 |                 let c = &task.get_params();
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rrake-dfbbb14aeb151767)
[INFO] running `Command { std: "docker" "inspect" "81d2e2da4e40b5efd583b5db8cab093d47e2fdc090fa6478768d780c14a66646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d2e2da4e40b5efd583b5db8cab093d47e2fdc090fa6478768d780c14a66646", kill_on_drop: false }`
[INFO] [stdout] 81d2e2da4e40b5efd583b5db8cab093d47e2fdc090fa6478768d780c14a66646