[INFO] fetching crate loaf 0.1.0-alpha6...
[INFO] testing loaf-0.1.0-alpha6 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate loaf 0.1.0-alpha6 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate loaf 0.1.0-alpha6 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 crates.io crate loaf 0.1.0-alpha6
[INFO] finished tweaking crates.io crate loaf 0.1.0-alpha6
[INFO] tweaked toml for crates.io crate loaf 0.1.0-alpha6 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] d3a212cb01c67f71ac7abc08a2f98f50d43363cca81e41aebba7e7d4bfa4b04b
[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" "d3a212cb01c67f71ac7abc08a2f98f50d43363cca81e41aebba7e7d4bfa4b04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3a212cb01c67f71ac7abc08a2f98f50d43363cca81e41aebba7e7d4bfa4b04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a212cb01c67f71ac7abc08a2f98f50d43363cca81e41aebba7e7d4bfa4b04b", kill_on_drop: false }`
[INFO] [stdout] d3a212cb01c67f71ac7abc08a2f98f50d43363cca81e41aebba7e7d4bfa4b04b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 643b1efb24f2117ba3aaab290bc642b164bca5660c8fcd4235eb3ae06900ee9d
[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" "643b1efb24f2117ba3aaab290bc642b164bca5660c8fcd4235eb3ae06900ee9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling loaf v0.1.0-alpha6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "643b1efb24f2117ba3aaab290bc642b164bca5660c8fcd4235eb3ae06900ee9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "643b1efb24f2117ba3aaab290bc642b164bca5660c8fcd4235eb3ae06900ee9d", kill_on_drop: false }`
[INFO] [stdout] 643b1efb24f2117ba3aaab290bc642b164bca5660c8fcd4235eb3ae06900ee9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 736afe35847bf5336ffd77c58880b8b62ef4b8d275a3529a42c80b18d4ef8316
[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" "736afe35847bf5336ffd77c58880b8b62ef4b8d275a3529a42c80b18d4ef8316", kill_on_drop: false }`
[INFO] [stderr]    Compiling loaf v0.1.0-alpha6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "736afe35847bf5336ffd77c58880b8b62ef4b8d275a3529a42c80b18d4ef8316", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736afe35847bf5336ffd77c58880b8b62ef4b8d275a3529a42c80b18d4ef8316", kill_on_drop: false }`
[INFO] [stdout] 736afe35847bf5336ffd77c58880b8b62ef4b8d275a3529a42c80b18d4ef8316
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stdout] 06012dd6cd1ecfce77b40e70c7f1e7a79e1144a9949e4daa0599ae2a045d2dc5
[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" "06012dd6cd1ecfce77b40e70c7f1e7a79e1144a9949e4daa0599ae2a045d2dc5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/loaf-ab7ac5e1bfdba9b3)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/loaf.rs (/opt/rustwide/target/debug/deps/loaf-4d2f0a5441dfd71a)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/loaf_alloc.rs (/opt/rustwide/target/debug/deps/loaf_alloc-e6953d5b33b7ef04)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test deref ... ok
[INFO] [stdout] test one ... ok
[INFO] [stdout] test two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests loaf
[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] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs - (line 46) - compile fail ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::from_slice_mut (line 150) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::first_mut (line 50) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::split_first (line 88) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::as_mut_slice (line 183) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::from_slice (line 126) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::as_slice (line 170) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::first (line 40) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::split_first_mut (line 100) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::len (line 24) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::last_mut (line 74) ... ok
[INFO] [stdout] test src/loaf.rs - loaf::Loaf<T>::last (line 61) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06012dd6cd1ecfce77b40e70c7f1e7a79e1144a9949e4daa0599ae2a045d2dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06012dd6cd1ecfce77b40e70c7f1e7a79e1144a9949e4daa0599ae2a045d2dc5", kill_on_drop: false }`
[INFO] [stdout] 06012dd6cd1ecfce77b40e70c7f1e7a79e1144a9949e4daa0599ae2a045d2dc5