[INFO] fetching crate binomial-iter 0.1.0...
[INFO] testing binomial-iter-0.1.0 against 1.54.0 for beta-1.55-1
[INFO] extracting crate binomial-iter 0.1.0 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate binomial-iter 0.1.0 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate binomial-iter 0.1.0
[INFO] finished tweaking crates.io crate binomial-iter 0.1.0
[INFO] tweaked toml for crates.io crate binomial-iter 0.1.0 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60e079a457f7baff2754d218f890498908710367fa24dfc8f5fb6a5e42600df4
[INFO] running `Command { std: "docker" "start" "-a" "60e079a457f7baff2754d218f890498908710367fa24dfc8f5fb6a5e42600df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60e079a457f7baff2754d218f890498908710367fa24dfc8f5fb6a5e42600df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60e079a457f7baff2754d218f890498908710367fa24dfc8f5fb6a5e42600df4", kill_on_drop: false }`
[INFO] [stdout] 60e079a457f7baff2754d218f890498908710367fa24dfc8f5fb6a5e42600df4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b68d6750acb26288b672be07643bb7e54c09c6c9cad15e6cef3cc122e00a8a6
[INFO] running `Command { std: "docker" "start" "-a" "3b68d6750acb26288b672be07643bb7e54c09c6c9cad15e6cef3cc122e00a8a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling binomial-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "3b68d6750acb26288b672be07643bb7e54c09c6c9cad15e6cef3cc122e00a8a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b68d6750acb26288b672be07643bb7e54c09c6c9cad15e6cef3cc122e00a8a6", kill_on_drop: false }`
[INFO] [stdout] 3b68d6750acb26288b672be07643bb7e54c09c6c9cad15e6cef3cc122e00a8a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d47271b5bc5200b624672045867d9ba7f7154f69bae23155b184c52a778e69a
[INFO] running `Command { std: "docker" "start" "-a" "2d47271b5bc5200b624672045867d9ba7f7154f69bae23155b184c52a778e69a", kill_on_drop: false }`
[INFO] [stderr]    Compiling binomial-iter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `n_iter`
[INFO] [stdout]  --> src/test.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn n_iter() {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "2d47271b5bc5200b624672045867d9ba7f7154f69bae23155b184c52a778e69a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d47271b5bc5200b624672045867d9ba7f7154f69bae23155b184c52a778e69a", kill_on_drop: false }`
[INFO] [stdout] 2d47271b5bc5200b624672045867d9ba7f7154f69bae23155b184c52a778e69a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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=warn" "-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" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d18968ccffbca9dfcb36892f70d0dc82d20cb7c16f3b3362a38145d9e6ffb37
[INFO] running `Command { std: "docker" "start" "-a" "7d18968ccffbca9dfcb36892f70d0dc82d20cb7c16f3b3362a38145d9e6ffb37", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `n_iter`
[INFO] [stderr]  --> src/test.rs:8:4
[INFO] [stderr]   |
[INFO] [stderr] 8 | fn n_iter() {
[INFO] [stderr]   |    ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/binomial_iter-7e4a4b04c6efaa26)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::k_iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests binomial-iter
[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" "7d18968ccffbca9dfcb36892f70d0dc82d20cb7c16f3b3362a38145d9e6ffb37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d18968ccffbca9dfcb36892f70d0dc82d20cb7c16f3b3362a38145d9e6ffb37", kill_on_drop: false }`
[INFO] [stdout] 7d18968ccffbca9dfcb36892f70d0dc82d20cb7c16f3b3362a38145d9e6ffb37
