[INFO] cloning repository https://github.com/ygree/rust_examples
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ygree/rust_examples" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45f23c23ef3c1b360a02cb893a7cf784b2ec8fa9
[INFO] testing ygree/rust_examples against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fygree%2Frust_examples" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ygree/rust_examples on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ygree/rust_examples
[INFO] finished tweaking git repo https://github.com/ygree/rust_examples
[INFO] tweaked toml for git repo https://github.com/ygree/rust_examples written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ygree/rust_examples already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.35
[INFO] [stderr]   Downloaded fuchsia-zircon-sys v0.3.2
[INFO] [stderr]   Downloaded rand v0.4.1
[INFO] [stderr]   Downloaded fuchsia-zircon v0.3.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f89b010a131466f562c157ad193717ce9e2999902b1e4ad533b277a6340a96b
[INFO] running `Command { std: "docker" "start" "-a" "0f89b010a131466f562c157ad193717ce9e2999902b1e4ad533b277a6340a96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f89b010a131466f562c157ad193717ce9e2999902b1e4ad533b277a6340a96b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f89b010a131466f562c157ad193717ce9e2999902b1e4ad533b277a6340a96b", kill_on_drop: false }`
[INFO] [stdout] 0f89b010a131466f562c157ad193717ce9e2999902b1e4ad533b277a6340a96b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 62eb03ad79dd6cbeef956b7d7db13ac44fbe5911b512af3a1bc3a438d702e967
[INFO] running `Command { std: "docker" "start" "-a" "62eb03ad79dd6cbeef956b7d7db13ac44fbe5911b512af3a1bc3a438d702e967", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "62eb03ad79dd6cbeef956b7d7db13ac44fbe5911b512af3a1bc3a438d702e967", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62eb03ad79dd6cbeef956b7d7db13ac44fbe5911b512af3a1bc3a438d702e967", kill_on_drop: false }`
[INFO] [stdout] 62eb03ad79dd6cbeef956b7d7db13ac44fbe5911b512af3a1bc3a438d702e967
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf677753fbc5dc40f57c95c201a39b4f8aa467615c83bbfd04326e7df78298aa
[INFO] running `Command { std: "docker" "start" "-a" "bf677753fbc5dc40f57c95c201a39b4f8aa467615c83bbfd04326e7df78298aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.35
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling rand v0.4.1
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v0.2.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling quickcheck v0.6.0
[INFO] [stderr]    Compiling rust_examples v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.02s
[INFO] running `Command { std: "docker" "inspect" "bf677753fbc5dc40f57c95c201a39b4f8aa467615c83bbfd04326e7df78298aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf677753fbc5dc40f57c95c201a39b4f8aa467615c83bbfd04326e7df78298aa", kill_on_drop: false }`
[INFO] [stdout] bf677753fbc5dc40f57c95c201a39b4f8aa467615c83bbfd04326e7df78298aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7ee40131e984f2c3882fb1b6dfc6df5912ec37db1fce55a6f11ac6f5cde08d56
[INFO] running `Command { std: "docker" "start" "-a" "7ee40131e984f2c3882fb1b6dfc6df5912ec37db1fce55a6f11ac6f5cde08d56", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/heap_sort-a42df40f9cb2f6d7)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::parent_index_zero ... ok
[INFO] [stdout] test tests::partent_right_child_loop ... ok
[INFO] [stdout] test tests::partent_left_child_loop ... ok
[INFO] [stdout] test tests::heapify_stable ... ok
[INFO] [stdout] test tests::shift_down_cannot_change_heapified ... ok
[INFO] [stdout] test tests::up_heap_cannot_change_heapified ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::equals_to_sorted ... ok
[INFO] [stdout] test tests::priority_queue_returns_elements_in_reverse_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/insertion_sort-3c3acc33400fc520)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] test tests::equals_to_sorted ... 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]      Running unittests (/opt/rustwide/target/debug/deps/quick_sort-8d1b8561d10b8e14)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::keeps_length ... ok
[INFO] [stdout] test tests::never_decrease ... ok
[INFO] [stdout] test tests::equals_to_sorted ... 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] running `Command { std: "docker" "inspect" "7ee40131e984f2c3882fb1b6dfc6df5912ec37db1fce55a6f11ac6f5cde08d56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ee40131e984f2c3882fb1b6dfc6df5912ec37db1fce55a6f11ac6f5cde08d56", kill_on_drop: false }`
[INFO] [stdout] 7ee40131e984f2c3882fb1b6dfc6df5912ec37db1fce55a6f11ac6f5cde08d56